Sr. Professor
Christian Medical College Vellore, Ida Scudder Road, Vellore – 632004, Tamil Nadu, India.
Maiwall R, Goel A, Pulimood AB, Babji S, Sophia J, Prasad C, Balasubramanian KA, Ramakrishna B, Kurian S, Fletcher GJ, Abraham P, Kang G, Ramakrishna BS, Elias E, Eapen CE. Investigation into celiac disease in Indian patients with portal hypertension. Indian J Gastroenterol. 2014 Nov;33(6):517-23. doi: 10.1007/s12664-014-0501-z. Epub 2014 Sep 18. PMID: 25231910.
Gnanamony M, Peedicayil A, Subhashini J, Ram TS, Rajasekar A, Gravitt P, Abraham P. Detection and quantitation of HPV 16 and 18 in plasma of Indian women with cervical cancer. Gynecol Oncol. 2010 Mar;116(3):447-51. doi: 10.1016/j.ygyno.2009.10.081. Epub 2009 Nov 17. PMID: 19922992.
Pillai MR, Hariharan R, Babu JM, Lakshmi S, Chiplunkar SV, Patkar M, Tongaonkar H, Dinshaw K, Jayshree RS, Reddy BK, Siddiqui M, Roychoudury S, Saha B, Abraham P, Gnanamony M, Peedicayil A, Subhashini J, Ram TS, Dey B, Sharma C, Jain SK, Singh N. Molecular variants of HPV-16 associated with cervical cancer in Indian population. Int J Cancer. 2009 Jul 1;125(1):91-103. doi: 10.1002/ijc.24322. PMID: 19358280.
Gnanamony M, Peedicayil A, Subhashini J, Ram TS, Christopher S, Gravitt P, Abraham P. Human papillomavirus types 16 and 18 mRNA levels and not DNA levels may be associated with advancing stages of cervical cancer. Int J Gynecol Cancer. 2009 Nov;19(8):1415-20. doi: 10.1111/IGC.0b013e3181b62e05. PMID: 20009900.
Pillai RM, Babu JM, Jissa VT, Lakshmi S, Chiplunkar SV, Patkar M, Tongaonkar H, Reddy KB, Chakka KN, Siddiqui M, Roychoudury S, Abraham P, Peedicayil A, Gnanamony M, Subashini J, Ram TS, Dey B, Singh N, Singh A, Jain SK, Jayshree RS. Region-wise distribution of high-risk human papillomavirus types in squamous cell carcinomas of the cervix in India. Int J Gynecol Cancer. 2010 Aug;20(6):1046-51. doi: 10.1111/IGC.0b013e3181e02fe0. PMID: 20683415.
Peedicayil A, Sathish N, Gnanamony M, John S, Viswanathan FR, Naseema PS, Abraham P. Can recurrence of cervical cancer be predicted by human papillomavirus DNA in nodes or plasma? J Low Genit Tract Dis. 2009 Apr;13(2):102-6. doi: 10.1097/LGT.0b013e31818c66e6. PMID: 19387130.
Maiwall R, Goel A, Pulimood AB, Babji S, Sophia J, Prasad C, Balasubramanian KA, Ramakrishna B, Kurian S, Fletcher GJ, Abraham P, Kang G, Ramakrishna BS, Elias E, Eapen CE. Investigation into celiac disease in Indian patients with portal hypertension. Indian J Gastroenterol. 2014 Nov;33(6):517-23. doi: 10.1007/s12664-014-0501-z. Epub 2014 Sep 18. PMID: 25231910.
Gnanamony M, Peedicayil A, Subhashini J, Ram TS, Rajasekar A, Gravitt P, Abraham P. Detection and quantitation of HPV 16 and 18 in plasma of Indian women with cervical cancer. Gynecol Oncol. 2010 Mar;116(3):447-51. doi: 10.1016/j.ygyno.2009.10.081. Epub 2009 Nov 17. PMID: 19922992.
Pillai MR, Hariharan R, Babu JM, Lakshmi S, Chiplunkar SV, Patkar M, Tongaonkar H, Dinshaw K, Jayshree RS, Reddy BK, Siddiqui M, Roychoudury S, Saha B, Abraham P, Gnanamony M, Peedicayil A, Subhashini J, Ram TS, Dey B, Sharma C, Jain SK, Singh N. Molecular variants of HPV-16 associated with cervical cancer in Indian population. Int J Cancer. 2009 Jul 1;125(1):91-103. doi: 10.1002/ijc.24322. PMID: 19358280.
Gnanamony M, Peedicayil A, Subhashini J, Ram TS, Christopher S, Gravitt P, Abraham P. Human papillomavirus types 16 and 18 mRNA levels and not DNA levels may be associated with advancing stages of cervical cancer. Int J Gynecol Cancer. 2009 Nov;19(8):1415-20. doi: 10.1111/IGC.0b013e3181b62e05. PMID: 20009900.
Pillai RM, Babu JM, Jissa VT, Lakshmi S, Chiplunkar SV, Patkar M, Tongaonkar H, Reddy KB, Chakka KN, Siddiqui M, Roychoudury S, Abraham P, Peedicayil A, Gnanamony M, Subashini J, Ram TS, Dey B, Singh N, Singh A, Jain SK, Jayshree RS. Region-wise distribution of high-risk human papillomavirus types in squamous cell carcinomas of the cervix in India. Int J Gynecol Cancer. 2010 Aug;20(6):1046-51. doi: 10.1111/IGC.0b013e3181e02fe0. PMID: 20683415.
Peedicayil A, Sathish N, Gnanamony M, John S, Viswanathan FR, Naseema PS, Abraham P. Can recurrence of cervical cancer be predicted by human papillomavirus DNA in nodes or plasma? J Low Genit Tract Dis. 2009 Apr;13(2):102-6. doi: 10.1097/LGT.0b013e31818c66e6. PMID: 19387130.
Rupa V, Abraham V, Singh C, Cherian VM, Abraham P. MCI guidelines on publications for academic Promotions. Natl Med J India. 2016 Mar-Apr;29(2):113. PMID: 27586224.
Fletcher GJ, Eapen CE, Abraham P. Hepatitis B genotyping: The utility for the clinicians. Indian J Gastroenterol. 2020 Aug;39(4):315-320. doi: 10.1007/s12664-019-00995-y. PMID: 31617082.
Ramachandran J, Eapen CE, Kang G, Abraham P, Hubert DD, Kurian G, Hephzibah J, Mukhopadhya A, Chandy GM. Hepatitis E superinfection produces severe decompensation in patients with chronic liver disease. J Gastroenterol Hepatol. 2004 Feb;19(2):134-8. doi: 10.1111/j.1440-1746.2004.03188.x. PMID: 14731121.
Peedicayil A, Thiyagarajan K, Gnanamony M, Pulimood SA, Jeyaseelan V, Kannangai R, Lionel J, Abraham OC, Abraham P. Prevalence and risk factors for human papillomavirus and cervical intraepithelial neoplasia among HIV-positive women at a tertiary level hospital in India. J Low Genit Tract Dis. 2009 Jul;13(3):159-64. doi: 10.1097/LGT.0b013e31818fb40d. PMID: 19550213.
Ranjan J, Ponnuvel S, Fletcher GJ, Anantharam R, Radhakrishnan K, Jeyaseelan V, Abraham P. Evaluation of dried blood spots as a feasible alternative to plasma for the detection and quantification of hepatitis c virus in a tropical setting: A pilot study. Indian J Med Microbiol. 2019 Jan-Mar;37(1):60-66. doi: 10.4103/ijmm.IJMM_19_12. PMID: 31424012.
Finny GJ, Rao M, Mach M, Juneja R, Thomas PP, Jacob CK, Manayani DJ, Abraham P, Abraham M, Sridharan G. Characterization of antibody response to human cytomegalovirus in Indian renal transplant patients. Indian J Med Res. 2001 Jun;113:221-7. PMID: 11816956.
Vijayakumar TS, Chandy S, Sathish N, Abraham M, Abraham P, Sridharan G. Is dengue emerging as a major public health problem? Indian J Med Res. 2005 Feb;121(2):100-7. PMID: 15756042.
Finny GJ, Mathews V, Abraham P, Abraham M, Chandy M, Srivastava A, Nitsche A, Siegert W, Sridharan G. A pilot study on the role of cytomegalovirus & human herpesvirus-6 infections in Indian bone marrow transplant recipients. Indian J Med Res. 2001 Aug;114:39-46. PMID: 11785448.
Chandy S, Mitra S, Sathish N, Vijayakumar TS, Abraham OC, Jesudason MV, Abraham P, Yoshimatsu K, Arikawa J, Sridharan G. A pilot study for serological evidence of hantavirus infection in human population in south India. Indian J Med Res. 2005 Sep;122(3):211-5. PMID: 16251777.
Pant Pai N, Daher J, Prashanth HR, Shetty A, Sahni RD, Kannangai R, Abraham P, Isaac R. Will an innovative connected AideSmart! app-based multiplex, point-of-care screening strategy for HIV and related coinfections affect timely quality antenatal screening of rural Indian women? Results from a cross-sectional study in India. Sex Transm Infect. 2019 Mar;95(2):133-139. doi: 10.1136/sextrans-2017-053491. Epub 2018 Oct 15. PMID: 30322858; PMCID: PMC6580765.
Ponnuvel S, Fletcher GJ, Anantharam R, Varughese S, David VG, Abraham P. Clinical utility of hepatitis C virus core antigen (HCVcAg) assay to identify active HCV infection in hemodialysis and renal transplant patients. PLoS One. 2021 Apr 22;16(4):e0250263. doi: 10.1371/journal.pone.0250263. PMID: 33886631; PMCID: PMC8061997.
Fletcher GJ, Raghavendran A, Sivakumar J, Samuel P, Abraham P. Diagnostic reliability of Architect anti-HCV assay: Experience of a tertiary care hospital in India. J Clin Lab Anal. 2018 Feb;32(2):e22245. doi: 10.1002/jcla.22245. Epub 2017 Jun 28. PMID: 28657153; PMCID: PMC6816955.
Peedicayil, A., Abraham, P., Prasad, J Community Prevalence of Human Papillomavirus by Self-Collected Samples in South India Indian J Gynecol Oncolog (2016) 14: 16. doi:10.1007/s40944-016-0045-5
Chandy S, Ulrich RG, Schlegel M, Petraityte R, Sasnauskas K, Prakash DJ, Balraj V, Abraham P, Sridharan G. Hantavirus infection among wild small mammals in Vellore, south India. Zoonoses Public Health. 2013 Aug;60(5):336-40. doi: 10.1111/j.1863-2378.2012.01532.x. Epub 2012 Aug 1. PMID: 22856552.
Ismail AM, Sharma OP, Kumar MS, Eapen CE, Kannangai R, Abraham P. Virological response and antiviral resistance mutations in chronic hepatitis B subjects experiencing entecavir therapy: an Indian subcontinent perspective. Antiviral Res. 2013 May;98(2):209-16. doi: 10.1016/j.antiviral.2013.02.012. Epub 2013 Feb 26. PMID: 23485939.
Srinivasan M, Sindhu KN, Kumar SJ, Abraham P, Anandan S, Balaji V, Mohan VR, Kang G, John J. Hepatitis A Outbreak with the Concurrence of Salmonella Typhi and Salmonella Poona Infection in Children of Urban Vellore, South India. Am J Trop Med Hyg. 2020 Jun;102(6):1249-1252. doi: 10.4269/ajtmh.19-0742. PMID: 32228778; PMCID: PMC7253137.
Joseph R, Pulimood SA, Abraham P, John GT. Successful treatment of verruca vulgaris with Thuja occidentalis in a renal allograft recipient. Indian J Nephrol. 2013 Sep;23(5):362-4. doi: 10.4103/0971-4065.116316. PMID: 24049274; PMCID: PMC3764712.
Basu P, Banerjee D, Mittal S, Dutta S, Ghosh I, Chowdhury N, Abraham P, Chandna P, Ratnam S. Sensitivity of APTIMA HPV E6/E7 mRNA test in comparison with hybrid capture 2 HPV DNA test for detection of high risk oncogenic human papillomavirus in 396 biopsy confirmed cervical cancers. J Med Virol. 2016 Jul;88(7):1271-8. doi: 10.1002/jmv.24453. Epub 2016 Jan 6. PMID: 26693677.
George N, Basu G, Mohapatra A, Zachariah U, Abraham P, Korula A, Varughese S, Jacob CK, Tamilarasi V. Adefovir nephrotoxicity in a renal allograft recipient. Indian J Nephrol. 2015 May-Jun;25(3):180-3. doi: 10.4103/0971-4065.144423. PMID: 26060371; PMCID: PMC4446926.
Christdas J, Sivakumar J, David J, Daniel HD, Raghuraman S, Abraham P. Genotypes of hepatitis C virus in the Indian sub-continent: a decade-long experience from a tertiary care hospital in South India. Indian J Med Microbiol. 2013 Oct-Dec;31(4):349-53. doi: 10.4103/0255-0857.118875. PMID: 24064640.
David D, Raghavendran A, Goel A, Bharath Kumar C, Kodiatte TA, Burad D, Abraham P, Ramakrishna B, Joseph P, Ramachandran J, Eapen CE. Risk factors for non-alcoholic fatty liver disease are common in patients with non-B non-C hepatocellular carcinoma in India. Indian J Gastroenterol. 2017 Sep;36(5):373-379. doi: 10.1007/s12664-017-0785-x. Epub 2017 Oct 4. PMID: 28975595.
Laprise C, Madathil SA, Allison P, Abraham P, Raghavendran A, Shahul HP, ThekkePurakkal AS, Castonguay G, Coutlée F, Schlecht NF, Rousseau MC, Franco EL, Nicolau B. No role for human papillomavirus infection in oral cancers in a region in southern India. Int J Cancer. 2016 Feb 15;138(4):912-7. doi: 10.1002/ijc.29827. Epub 2015 Sep 14. PMID: 26317688.
George P, Mani S, Abraham P, Michael RC. The Association of Human Papillomavirus in Benign and Malignant Laryngeal Lesions-a Pilot Study. Indian J Surg Oncol. 2021 Jun;12(2):306-310. doi: 10.1007/s13193-020-01127-1. Epub 2020 Jun 13. PMID: 34295074; PMCID: PMC8272754.
Hernandez AL, Karthik R, Sivasubramanian M, Raghavendran A, Gnanamony M, Lensing S, Lee JY, Kannangai R, Abraham P, Mathai D, Palefsky JM. Prevalence of Anal HPV Infection Among HIV-Positive Men Who Have Sex With Men in India. J Acquir Immune Defic Syndr. 2016 Apr 1;71(4):437-43. doi: 10.1097/QAI.0000000000000855. PMID: 26379067; PMCID: PMC4939069.
Ismail AM, Raghavendran A, Sivakumar J, Radhakrishnan M, Rose W, Abraham P. Mother to child transmission of hepatitis B virus: a cause for concern. Indian J Med Microbiol. 2015 Feb;33 Suppl:140-3. doi: 10.4103/0255-0857.150931. PMID: 25657134.
Abraham P. Treatment for hepatitis C virus infection in India: Promising times. Indian J Med Microbiol. 2016 Jul-Sep;34(3):273-4. doi: 10.4103/0255-0857.188312. PMID: 27514946.
Ismail AM, Sharma OP, Kumar MS, Kannangai R, Abraham P. Impact of rtI233V mutation in hepatitis B virus polymerase protein and adefovir efficacy: Homology modeling and molecular docking studies. Bioinformation. 2013;9(3):121-5. doi: 10.6026/97320630009121. Epub 2013 Feb 6. PMID: 23423477; PMCID: PMC3569598.
Thomas RJ, Fletcher GJ, Kirupakaran H, Chacko MP, Thenmozhi S, Eapen CE, Chandy G, Abraham P. Prevalence of non-responsiveness to an indigenous recombinant hepatitis B vaccine: a study among South Indian health care workers in a tertiary hospital. Indian J Med Microbiol. 2015 Feb;33 Suppl:32-6. doi: 10.4103/0255-0857.150877. PMID: 25657153.
Fletcher GJ, Gnanamony M, David J, Ismail AM, Subramani T, Abraham P. Do we need an 'in-house' neutralization assay for confirmation of hepatitis B surface antigen? Answers from a tertiary care hospital in India. J Gastroenterol Hepatol. 2010 May;25(5):942-5. doi: 10.1111/j.1440-1746.2009.06088.x. Epub 2009 Nov 19. PMID: 19929924.
Chandy S, Boorugu H, Chrispal A, Thomas K, Abraham P, Sridharan G. Hantavirus infection: a case report from India. Indian J Med Microbiol. 2009 Jul-Sep;27(3):267-70. doi: 10.4103/0255-0857.53215. PMID: 19584514.
Ismail AM, Goel A, Kannangai R, Abraham P. Further evidence of hepatitis B virus genotype I circulation in Northeast India. Infect Genet Evol. 2013 Aug;18:60-5. doi: 10.1016/j.meegid.2013.04.033. Epub 2013 May 9. PMID: 23665463.
Ranjan P, Fletcher GJ, Radhakrishnan M, Sivakumar J, Premkumar PS, Goel A, Zachariah UG, Abraham P. Association of interleukin-28B rs12979860 and rs8099917 polymorphisms with sustained viral response in hepatitis C virus genotype 1 and 3 infected patients from the Indian subcontinent. Indian J Med Microbiol. 2016 Jul-Sep;34(3):335-41. doi: 10.4103/0255-0857.188329. PMID: 27514956.
Alexander AM, Prasad JH, Abraham P, Fletcher J, Muliyil J, Balraj V. Evaluation of a programme for prevention of vertical transmission of hepatitis B in a rural block in southern India. Indian J Med Res. 2013 Feb;137(2):356-62. PMID: 23563380; PMCID: PMC3657860.
Das S, Doss C GP, Fletcher J, Kannangai R, Abraham P, Ramanathan G. The impact of human papilloma virus on human reproductive health and the effect on male infertility: An updated review. J Med Virol. 2023 Apr;95(4):e28697. doi: 10.1002/jmv.28697. PMID: 36951428.
Ponnuvel S, Prakash A, Steve RJ, Doss GP, Goel A, Zachariah UG, Eapen CE, Rebekah G, Kannangai R, Fletcher GJ, Abraham P. Longitudinal assessment of HCV core antigen kinetics to monitor therapeutic response in the age of DAAs. PLoS One. 2023 Feb 17;18(2):e0282013. doi: 10.1371/journal.pone.0282013. PMID: 36800372; PMCID: PMC9937470.
Chandy S, Yoshimatsu K, Boorugu HK, Chrispal A, Thomas K, Peedicayil A, Abraham P, Arikawa J, Sridharan G. Acute febrile illness caused by hantavirus: serological and molecular evidence from India. Trans R Soc Trop Med Hyg. 2009 Apr;103(4):407-12. doi: 10.1016/j.trstmh.2009.01.016. Epub 2009 Feb 23. PMID: 19237179.
Germer JJ, Abraham P, Mandrekar JN, Yao JD. Evaluation of the Abbott HBV RUO sequencing assay combined with laboratory-modified interpretive software. J Clin Microbiol. 2013 Jan;51(1):95-100. doi: 10.1128/JCM.02155-12. Epub 2012 Oct 24. PMID: 23100352; PMCID: PMC3536212.
Chandy S, Okumura M, Yoshimatsu K, Ulrich RG, John GT, Abraham P, Arikawa J, Sridharan G. Hantavirus species in India: a retrospective study. Indian J Med Microbiol. 2009 Oct-Dec;27(4):348-50. doi: 10.4103/0255-0857.55456. PMID: 19736405.
Daniel HD, Fletcher JG, Chandy GM, Abraham P. Quantitation of hepatitis B virus DNA in plasma using a sensitive cost-effective "in-house" real-time PCR assay. Indian J Med Microbiol. 2009 Apr-Jun;27(2):111-5. doi: 10.4103/0255-0857.45362. PMID: 19384032.
Abraham R, Ramakrishna B, Balekuduru A, Daniel HD, Abraham P, Eapen CE, Kurian G. Clinicopathological features and genotype distribution in patients with hepatitis C virus chronic liver disease. Indian J Gastroenterol. 2009 Mar-Apr;28(2):53-8. doi: 10.1007/s12664-009-0018-z. Epub 2009 Aug 21. PMID: 19696989.
Steve RJ, Prakash A, Ponnuvel S, Dickson CJ, Nandan K, Singh B, Sam GA, Goel A, Zachariah UG, Eapen CE, Kannangai R, Abraham P, Fletcher GJ. Versatile performance edges of HBsAg Next assay in diagnosis and therapeutic monitoring of HBV infection. J Clin Virol. 2023 Jan 11;160:105378. doi: 10.1016/j.jcv.2023.105378. Epub ahead of print. PMID: 36641983.
Calvin DJD, Steve RJ, Kannangai R, Abraham P, Udhaya Kumar S, Balasundaram A, George Priya Doss C, Thomas V, Thomas A, Danda D, Fletcher JG. HPV and molecular mimicry in systemic lupus erythematosus and an impact of compiling B-cell epitopes and MHC-class II binding profiles with in silico evidence. J Biomol Struct Dyn. 2023 Feb 6:1-9. doi: 10.1080/07391102.2023.2175261. Epub ahead of print. PMID: 36744526.
Bhageerathy PS, Cecilia M, Sebastian A, Raghavendran A, Abraham P, Thomas A, Peedicayil A. Human papilloma virus-16 causing giant condyloma acuminata. J Surg Case Rep. 2014 Jan 27;2014(1):rjt126. doi: 10.1093/jscr/rjt126. PMID: 24876329; PMCID: PMC3913431.
Baliga PR, Anantharam R, Thomas V, Rupali P, Chopra M, Pulimood S, Lionel J, Peedicayil A, Kannangai R, Gnanamony M, Abraham P. Evaluating the PGMY-centre hospitalier universitaire vaudois assay as a cost-effective tool for human papillomavirus genotyping in HIV-infected women. Indian J Med Microbiol. 2019 Oct-Dec;37(4):542-548. doi: 10.4103/ijmm.IJMM_20_101. PMID: 32436878.
Ramesan CK, Calvin JD, Thomas A, Fletcher J, Kannangai R, Abraham P, Peedicayil A. Diagnostic study of human papillomavirus DNA detection in cervical and vaginal samples using the filter paper card. Int J Gynaecol Obstet. 2023 Nov;163(2):660-666. doi: 10.1002/ijgo.14906. Epub 2023 Jun 2. PMID: 37269047.
Raghuraman S, Abraham P. HCV genotyping in India--quo vadis? Indian J Med Res. 2004 Apr;119(4):ix-xi. PMID: 15147116.
Demosthenes JP, Ghale BC, Alex D, Ramalingam VV, Fletcher GJ, Abraham P, Kannangai R. Challenges and Pragmatic Solutions for Assessing the Reliability of HIV-1 Viral Load Monitoring in Resource-Constrained Settings. Intervirology. 2024;67(1):1-5. doi: 10.1159/000535064. Epub 2023 Nov 26. PMID: 38008075; PMCID: PMC10765359.
Mane A, Agarwal R, Bajpai M, Sane S, Vidhate P, Rakshit P, Madan P, Gogia H, Abraham P, Kabra S, Gupta E. Validation of dried blood spot for serological diagnosis of Hepatitis B and C: a multicentric study. Diagn Microbiol Infect Dis. 2024 Feb;108(2):116108. doi: 10.1016/j.diagmicrobio.2023.116108. Epub 2023 Oct 15. PMID: 38000329.
Loganathan T, Fletcher J, Abraham P, Kannangai R, Chakraborty C, El Allali A, Alsamman AM, Zayed H, C GPD. Expression analysis and mapping of Viral-Host Protein interactions of Poxviridae suggests a lead candidate molecule targeting Mpox. BMC Infect Dis. 2024 May 10;24(1):483. doi: 10.1186/s12879-024-09332-x. PMID: 38730352; PMCID: PMC11088078.
Calvin Devadasan JD, Nithyanandhan K, Fletcher GJ, Kannangai R, Abraham P. HPV vaccines - A game changer for preventing HPV-related cancers. Indian J Med Microbiol. 2025 May-Jun;55:100847. doi: 10.1016/j.ijmmb.2025.100847. Epub 2025 Apr 10. PMID: 40221095.
Abraham P. Human Papillomavirus Vaccination - A Moment of Prevention, a Lifetime of Protection. Indian J Public Health. 2025 Oct 1;69(4):375-376. doi: 10.4103/ijph.ijph_681_25. Epub 2025 Dec 30. PMID: 41472428.
Jagtap P, Meena VK, Sambhare S, Basu A, Abraham P, Cherian S. Exploring Niclosamide as a Multi-target Drug Against SARS-CoV-2: Molecular Dynamics Simulation Studies on Host and Viral Proteins. Mol Biotechnol. 2025 Oct;67(10):3858-3873. doi: 10.1007/s12033-024-01296-2. Epub 2024 Oct 7. PMID: 39373955.
Sabu P, Alex D, Ramalingam VV, Demosthenes JP, Fletcher GJ, Abraham P, Kannangai R. Comparison of Plasma, Dried Blood Spots, and Peripheral Blood Mononuclear Cells as Biosamples for HIV-1 Genotypic Drug Resistance in a Tertiary Care Center. AIDS Res Hum Retroviruses. 2026 Feb;42(2):67-76. doi: 10.1177/08892229251405793. Epub 2025 Dec 29. PMID: 41467909.
Oommen AM, Ashfaq M, Tonsing MV, Cherian AG, Singarayar P, Viswanathan V, Muniswamy V, Hawkes D, Abraham P, Pricilla RA, Manoharan R, Zomawia E, Oldenburg B, Saville M, Krishnaraj K, T S S, Basu P, Brotherton JM; SHE-CAN collaborators. Protocol for a cervical screening implementation trial comparing two approaches for delivering HPV self-collection in low-resource settings in India: a type 3 hybrid cluster randomised controlled trial (SHE-CAN). BMJ Open. 2025 Dec 29;15(12):e101599. doi: 10.1136/bmjopen-2025-101599. PMID: 41469068; PMCID: PMC12750757.
Mohanty MC, Jawade KS, Rane SS, Dravid A, Gurav YK, Bhardwaj SD, Borse R, Bargaje MD, Sawardekar V, Gupta TM, Varose SY, Patil AP, Redewad N, Bandare G, More S, Bhor VM, Doke P, Abraham P. Persistence of post-acute COVID-19 sequelae up to four years in patients with long COVID from Western India: A cross-sectional descriptive study. J Infect Public Health. 2026 Jan;19(1):103028. doi: 10.1016/j.jiph.2025.103028. Epub 2025 Oct 30. PMID: 41197399.
Loganathan T, Vasudevan K, Fletcher J, Abraham P, Kannangai R, Doss C GP. Mutational dynamics and phylogenetic insights into monkeypox virus clade I evolution. Comput Biol Chem. 2025 Dec;119:108536. doi: 10.1016/j.compbiolchem.2025.108536. Epub 2025 May 31. PMID: 40505262.
Nithyanandhan K, Mammen S, Abraham P. Human papillomavirus infection in non-cervical sites in India. Indian J Med Microbiol. 2025 Sep-Oct;57:100948. doi: 10.1016/j.ijmmb.2025.100948. Epub 2025 Aug 5. PMID: 40752644.
Ramírez AT, Clifford GM, Dillner J, Kuhn L, Arbyn M, Bhatla N, Wentzensen N, Sasieni P, Abraham P, Rol ML, Almonte M, Basu P. Reflections Regarding Validation of New HPV Tests With Reduced HPV Genotypes: Report From an IARC Expert Consultation. J Med Virol. 2025 Mar;97(3):e70310. doi: 10.1002/jmv.70310. Erratum in: J Med Virol. 2025 Apr;97(4):e70361. doi: 10.1002/jmv.70361. PMID: 40109087.
Ponnuvel S, Ali H, Prakash A, John Steve R, Singh B, Cherian AG, Goel A, Zachariah UG, Eapen Eapen C, Buenning C, Daghfal DJ, Kannangai R, Abraham P, John Fletcher G. Superior Performance of Newly Developed Alinity Anti-HCV Next Assay in the Diagnosis of HCV Infection. J Med Virol. 2025 Mar;97(3):e70307. doi: 10.1002/jmv.70307. PMID: 40099813.
Barik G, Fletcher GJ, Alex D, Demosthenes JP, Abraham P, Kannangai R. HIV vaccine - Is there a ray of hope in the rugged journey? Indian J Med Microbiol. 2025 Jul-Aug;56:100885. doi: 10.1016/j.ijmmb.2025.100885. Epub 2025 Jun 3. PMID: 40472898.
Calvin Devadasan JD, Nithyanandhan K, Fletcher GJ, Kannangai R, Abraham P. HPV vaccines - A game changer for preventing HPV-related cancers. Indian J Med Microbiol. 2025 May-Jun;55:100847. doi: 10.1016/j.ijmmb.2025.100847. Epub 2025 Apr 10. PMID: 40221095.
Burdier FR, Bolio A, Abraham P, Pimple S, Franco EL, Pempa P, Poljak M, Gultekin M, Kjær SK, Waheed DE, Vorsters A. Case studies on the progress of cervical cancer screening programs in Bhutan, India, and Türkiye. Vaccine. 2024 Jul 11;42 Suppl 2:S49-S53. doi: 10.1016/j.vaccine.2024.03.012. Epub 2024 Nov 7. PMID: 39521573.
Mathew S, Alex D, Demosthenes JP, Rose W, Chacko A, Kompithra RZ, Ramalingam VV, Prakash JAJ, Mathai J, Fletcher GJ, Abraham P, Verghese VP, Kannangai R. Heterogeneity and Hierarchy of Immune Response to Primary Immunization in HIV-Infected Children on HAART and the Impact of an Additional Dose of Vaccine. Indian J Pediatr. 2025 Feb;92(2):181-184. doi: 10.1007/s12098-024-05148-4. Epub 2024 May 27. PMID: 38801497.
Alex D, Steve RJ, Ramalingam VV, Demosthenes JP, Vijayalakshmi G, Ghale BC, Rupali P, Varghese GM, Daniel D, Rebekah G, Fletcher GJ, Abraham P, Kannangai R. Prevalence and potential impact of human pegivirus-1 on HIV-1 disease progression among Indian PLHIV. J Infect Dev Ctries. 2024 Jul 29;18(7):1108-1117. doi: 10.3855/jidc.19397. PMID: 39078797.
Potdar VA, Laxmivandana R, Walimbe AM, Jadhav SK, Pawar P, Kaledhonkar A, Gupta N, Kaur H, Narayan J, Yadav PD, Abraham P, Cherian S; Team VRDL; Team VRDL (Virus Research Diagnostic Laboratory). Phylo-geo haplotype network-based characterization of SARS-CoV-2 strains circulating in India (2020-2022). Indian J Med Res. 2024 Jun;159(6):689-694. doi: 10.25259/IJMR_252_23. PMID: 39382457; PMCID: PMC11463846.
Loganathan T, Fletcher J, Abraham P, Kannangai R, Chakraborty C, El Allali A, Alsamman AM, Zayed H, C GPD. Expression analysis and mapping of Viral-Host Protein interactions of Poxviridae suggests a lead candidate molecule targeting Mpox. BMC Infect Dis. 2024 May 10;24(1):483. doi: 10.1186/s12879-024-09332-x. PMID: 38730352; PMCID: PMC11088078.
Thomas, D.S., Raghavendran, A., Sebastian, A. et al. Comparison of HPV DNA Detection in Self-Collected Urine and Vaginal Samples. Indian J Gynecol Oncolog 22, 115 (2024). https://doi.org/10.1007/s40944-024-00889-8
Ullas PT, Balachandran C, Pathak N, Manikrao YP, Rathod S, Pavitrakar DV, Bondre VP, Abraham P. Case Report: Survival from Clinical Rabies in a Young Child from Maharashtra, India, 2022. Am J Trop Med Hyg. 2023 Oct 2;109(5):1157-1160. doi: 10.4269/ajtmh.22-0683. PMID: 37783454; PMCID: PMC10622477.
Yadav PD, Sahay RR, Salwe S, Trimbake D, Babar P, Sapkal GN, Deshpande GR, Bhise K, Shete AM, Abraham P, Tripathy AS. Broadly Reactive SARS-CoV-2-Specific T-Cell Response and Participation of Memory B and T Cells in Patients with Omicron COVID-19 Infection. J Immunol Res. 2023 Oct 17;2023:8846953. doi: 10.1155/2023/8846953. PMID: 37881339; PMCID: PMC10597734.
Sreelakshmi PR et al.XIV Annual Conference of Indian Society for Malaria & Other Communicable Diseases (ISMOCD). 2023 Link
Tripathy AS, Wagh P, Vishwakarma S, Akolkar K, Tripathy S, Jali P, Kakrani AL, Barthwal M, Gurav Y, Kadgi N, Nakate L, Abraham P. Association of human leukocyte antigen class I and class II alleles and haplotypes in COVID-19 infection in a western Indian population. Infect Genet Evol. 2023 Sep;113:105468. doi: 10.1016/j.meegid.2023.105468. Epub 2023 Jun 16. PMID: 37331496; PMCID: PMC10273771.
Tripathy AS, Wagh P, Akolkar K, Walimbe AM, Potdar VA, Choudhary ML, Kadgi N, Nakate L, Abraham P. Association of inhibitory NKG2A and activating NKG2D natural killer cell receptor genes with resistance to SARS-CoV-2 infection in a western Indian population. Arch Virol. 2023 Aug 31;168(9):237. doi: 10.1007/s00705-023-05861-z. PMID: 37653112.
Priya Verghese. Host immune responses in aged rhesus macaques against BBV152, an inactivated SARS-CoV-2 vaccine, and cross-neutralization with beta and delta variant. Frontiers in immunology 2023 24(14). 10.3389/FIMMU.2023.1161571
Yadav PD, Vasu M, Abubaker F, Sahay RR, Reghukumar A, Krishnan AB, Prabha K, Papu AK, Gopalakrishnan LG, Mundangalam N, Siddiq A, Patil DY, Shete AM, Abraham P, Prasad AR, Thavakara Koolothuvalappil A, Karunakaran K. An imported case of fatal encephalitis associated with mpox virus infection, India, July 2022. J Med Virol. 2023 Apr;95(4):e28755. doi: 10.1002/jmv.28755. PMID: 37185835.
Mohanty MC, Mohammad A, Verma H, Kumar A, Madkaikar MR, Desai M, Varose SY, Sawant U, Yadav RM, Taur P, Kathuria R, Tatkare M, Murhekar M, Haldar P, Abraham P. Poliovirus surveillance in patients with primary immunodeficiencies, India. Bull World Health Organ. 2023 May 1;101(5):346-354. doi: 10.2471/BLT.22.289066. PMID: 37131936; PMCID: PMC10140681.
Shete AM, Yadav PD, Kumar A, Patil S, Patil DY, Joshi Y, Majumdar T, Relhan V, Sahay RR, Vasu M, Gawande P, Verma A, Kumar A, Dhakad S, Krishnan AB, Chenayil S, Kumar S, Abraham P. Genome characterization of monkeypox cases detected in India: Identification of three sub clusters among A.2 lineage. J Infect. 2023 Jan;86(1):66-117. doi: 10.1016/j.jinf.2022.09.024. Epub 2022 Sep 28. PMID: 36179885; PMCID: PMC9534117.
Grant R, Sacks JA, Abraham P, Chunsuttiwat S, Cohen C, Figueroa JP, Fleming T, Fine P, Goldblatt D, Hasegawa H, MacIntrye CR, Memish ZA, Miller E, Nishioka S, Sall AA, Sow S, Tomori O, Wang Y, Van Kerkhove MD, Wambo MA, Cohen HA, Mesfin S, Otieno JR, Subissi L, Briand S, Wentworth DE, Subbarao K. When to update COVID-19 vaccine composition. Nat Med. 2023 Apr;29(4):776-780. doi: 10.1038/s41591-023-02220-y. PMID: 36807683.
Minhas N, Gurav YK, Sambhare S, Potdar V, Choudhary ML, Bhardwaj SD, Abraham P. Cost-analysis of real time RT-PCR test performed for COVID-19 diagnosis at India's national reference laboratory during the early stages of pandemic mitigation. PLoS One. 2023 Jan 11;18(1):e0277867. doi: 10.1371/journal.pone.0277867. PMID: 36630456; PMCID: PMC9833513.
Yadav PD, Reghukumar A, Sahay RR, K S, Shete AM, Raman A, Vk P, Abraham P, Benson R, Sm S, Mohandas S, Patil DY, Kumar A, Gupta N, George AE, Vijay N, U A, Suresh M, A RR, Sapkal GN, Ravindranath M, Sreenivasan S, James P, Mk S. First two cases of Monkeypox virus infection in travellers returned from UAE to India, July 2022. J Infect. 2022 Nov;85(5):e145-e148. doi: 10.1016/j.jinf.2022.08.007. Epub 2022 Aug 10. PMID: 35963550; PMCID: PMC9556606.
Sahay RR, Yadav PD, Nandapurkar A, Dhawde R, Suryawanshi A, Patil DY, Shete AM, Sapkal GN, Kulkarni M, Gurav YK, Deshpande GR, Ghodke JS, Jain R, Hawale R, Kalele K, Yemul J, Gawande P, Abraham P. Evaluation of immunogenicity post two doses of inactivated SARS-CoV-2 vaccine, Covaxin after six months. Hum Vaccin Immunother. 2022 Dec 30;18(7):2156753. doi: 10.1080/21645515.2022.2156753. Epub 2022 Dec 28. PMID: 36576223; PMCID: PMC9891675.
Sapkal G, Kant R, Dwivedi G, Sahay RR, Yadav PD, Deshpande GR, Singh R, Nyayanit DA, Patil DY, Shete-Aich AM, Zaman K, Chaudhari AK, Gupta N, Panda S, Abraham P, Bhargava B. Immune responses against different variants of SARS-CoV-2 including Omicron following 6 months of administration of heterologous prime-boost COVID-19 vaccine. J Travel Med. 2022 May 31;29(3):taac033. doi: 10.1093/jtm/taac033. PMID: 35244698; PMCID: PMC8903478.
Preethi L, Alina MS, Chandran L, Asvin S, Jagadeesan M, Vijayakumar TM, Chitra V, Pandey AK, Reddy MM, Misra BR, Kant R, Bhukya PL, Deshpande GR, Abraham P, Sapkal G, Zaman K. Duration of seroprotection of the live attenuated SA-14-14-2 Japanese encephalitis vaccine in children in India. J Travel Med. 2023 Apr 5;30(2):taac147. doi: 10.1093/jtm/taac147. PMID: 36495206. Link
Yadav PD, Kumar S, Agarwal K, Jain M, Patil DR, Maithal K, Mathapati B, Giri S, Mohandas S, Shete A, Sapkal G, Patil DY, Dey A, Chandra H, Deshpande G, Gupta N, Abraham P, Kaushal H, Sahay RR, Tripathy A, Nyayanit D, Jain R, Kumar A, Sarkale P, Baradkar S, Rajanathan C, Raju HP, Patel S, Shah N, Dwivedi P, Singh D. Needle-free injection system delivery of ZyCoV-D DNA vaccine demonstrated improved immunogenicity and protective efficacy in rhesus macaques against SARS-CoV-2. J Med Virol. 2023 Feb;95(2):e28484. doi: 10.1002/jmv.28484. PMID: 36625386.
Bhatia R, Abraham P. COVID-19 pandemic: Current & future perspectives. Indian J Med Res. 2022 May-Jun;155(5&6):445-449. doi: 10.4103/ijmr.ijmr_1493_22. PMID: 36348592; PMCID: PMC9807213.
Relhan V, Sahay RR, Shete AM, Yadav PD, Sahoo B, Patil DY, Kumar S, Premachandran Syamaladevi KS, Dar L, Mohandas S, Abraham P. Clinical presentation, viral kinetics, and management of human monkeypox cases from New Delhi, India 2022. J Med Virol. 2023 Jan;95(1):e28249. doi: 10.1002/jmv.28249. Epub 2022 Nov 2. PMID: 36271515.
Yadav PD, Mohandas S, Shete A, Sapkal G, Deshpande G, Kumar A, Wakchaure K, Dighe H, Jain R, Ganneru B, Yemul J, Gawande P, Vadrevu KM, Abraham P. Protective efficacy of COVAXIN® against Delta and Omicron variants in hamster model. iScience. 2022 Oct 21;25(10):105178. doi: 10.1016/j.isci.2022.105178. Epub 2022 Sep 22. PMID: 36164480; PMCID: PMC9493142.
Deoshatwar AR, Gokhale MD, Sapkal GN, Viswanathan R, Potdar VA, Tilekar B, Khamankar LD, Gurav YK, Abraham P. SARS-CoV-2 seropositivity among non-medical frontline workers in Pune, Maharashtra, India. Indian J Med Res. 2022 May-Jun;155(5&6):578-581. doi: 10.4103/ijmr.ijmr_2484_21. PMID: 36124498; PMCID: PMC9807206.
Kaduskar O, Gurav YK, Deshpande K, Desphande GR, Yadav P, Rakhe A, Tilekar BN, Gomade P, Salunke A, Patil C, Dange V, Salve P, Patsute S, Abraham P, Sapkal GN. Understanding the dynamics of IgM & IgG antibodies in COVID-19-positive patients. Indian J Med Res. 2022 May-Jun;155(5&6):565-569. doi: 10.4103/ijmr.IJMR_675_21. PMID: 36124504; PMCID: PMC9807202.
Bhatnagar T, Chaudhuri S, Ponnaiah M, Yadav PD, Sabarinathan R, Sahay RR, Ahmed F, Aswathy S, Bhardwaj P, Bilimale A, Kumar MS, Logaraj M, Narlawar U, Palanivel C, Patel P, Rai SK, Saxena V, Singh A, Thangaraj JW, Agarwal A, Alvi Y, Amoghashree, Ashok P, Babu D, Bahurupi Y, Bhalavi S, Behera P, Biswas PP, Charan J, Chauhan NK, Chetak KB, Dar L, Das A, Deepashree R, Dhar M, Dhodapkar R, Dipu TS, Dudeja M, Dudhmal M, Gadepalli R, Garg MK, Gayathri AV, Goel AD, Gowdappa HB, Guleria R, Gupta MK, Islam F, Jain M, Jain V, Jawahar MLS, Joshi R, Kant S, Kar SS, Kalita D, Khapre M, Khichar S, Kombade SP, Kohli S, Kumar A, Kumar A, Kumar D, Kulirankal KG, Leela KV, Majumdar T, Mishra B, Misra P, Misra S, Mohapatra PR, Murthy MN, Nyayanit DA, Patel M, Pathania M, Patil S, Patro BK, Jalandra R, Rathod P, Shah N, Shete A, Shukla D, Shwethashree M, Sinha S, Sumana MN, Surana A, Trikha A, Tejashree A, Venkateshan M, Vijaykrishnan G, Wadhava S, Wig N, Gupta N, Abraham P, Murhekar MV. Effectiveness of BBV152/Covaxin and AZD1222/Covishield vaccines against severe COVID-19 and B.1.617.2/Delta variant in India, 2021: a multi-centric hospital-based case-control study. Int J Infect Dis. 2022 Sep;122:693-702. doi: 10.1016/j.ijid.2022.07.033. Epub 2022 Jul 16. PMID: 35843496; PMCID: PMC9288262.
Abraham P, Babu PG, John TJ. Comparison of the indirect immunofluorescence assay with western blot for the detection of HIV antibody. Indian J Med Res. 1994 Apr;99:143-8. PMID: 7927564.
Abraham, Priya and T. Jacob John. “Hepatitis C : a review with particular reference to the Indian scenario.” Indian Journal of Medical Microbiology 13 (1995): 5.
John R, Abraham P, Kurien G, Chandy G, Sridharan G. Sporadic hepatitis E in southern India. Trans R Soc Trop Med Hyg. 1997 Jul-Aug;91(4):392. doi: 10.1016/s0035-9203(97)90252-2. PMID: 9373629.
Priya Verghese. Testing pooled sera for HCV antibody: an economic consideration Indian Journal of Medical Microbiology 16(4):154-157
Priya Verghese. Evaluation of two immuno-chromatography assays in relation to ‘rapid’ screening for HBsAg. Indian Journal of Medical Microbiology
Radhakrishnan S, Raghuraman S, Abraham P, Sridharan G. Comparison of two different methodologies for the detection of hepatitis B virus DNA in plasma. Diagn Microbiol Infect Dis. 1999 Nov;35(3):215-8. doi: 10.1016/s0732-8893(99)00089-9. PMID: 10626132.
Abraham M, Abraham P, Jana AK, Kuruvilla KA, Cherian T, Moses PD, Mathai E, John TJ, Sridharan G. Serology in congenital infections: experience in selected symptomatic infants. Indian Pediatr. 1999 Jul;36(7):697-700. PMID: 10740307.
Radhakrishnan S, Abraham P, Sridharan G. Improved sensitivity of reverse transcriptase polymerase chain reaction for hepatitis C virus using random hexamer primers. Diagn Microbiol Infect Dis. 1999 Mar;33(3):153-6. doi: 10.1016/s0732-8893(98)00152-7. PMID: 10092963.
Priya Verghese. Evaluation of a rapid assay for HCV antibody detection. Indian Journal of Medical Microbiology 17:140-141
Anand T, Mukherjee A, Satija A, Velamuri PS, Singh KJ, Das M, Josten K, Yadav PD, Sahay RR, Keche AY, Nagarkar NM, Gupta P, Himanshu D, Mistry SN, Patel JD, Rao P, Rohatgi S, Ghosh S, Hazra A, Kindo AJ, Annamalai R, Rudramurthy SM, Singh MP, Shameem M, Fatima N, Khambholja JR, Parikh S, Madkaikar M, Pradhan VD, Kataria S, Sharma P, Panda S; ICMR-Mucormycosis group. A case control investigation of COVID-19 associated mucormycosis in India. BMC Infect Dis. 2022 Nov 16;22(1):856. doi: 10.1186/s12879-022-07844-y. PMID: 36384482; PMCID: PMC9667849.
Chakraborty R, Bhattacharje G, Baral J, Manna B, Mullick J, Mathapati BS, Abraham P, J M, Hasija Y, Ghosh A, Das AK. In-silico screening and in-vitro assay show the antiviral effect of Indomethacin against SARS-CoV-2. Comput Biol Med. 2022 Aug;147:105788. doi: 10.1016/j.compbiomed.2022.105788. Epub 2022 Jun 30. PMID: 35809412; PMCID: PMC9245396.
Sahay RR, Shete AM, Sapkal GN, Deshpande GR, Shah AD, Kumar S, Abraham P, Yadav PD. Reduced severity of SARS-CoV-2 infection by Kappa variant of interest (B.1.617.1) in a healthcare worker post-vaccination from Gujarat, India. Indian J Med Res. 2022 May-Jun;155(5&6):575-577. doi: 10.4103/ijmr.ijmr_1390_21. PMID: 35975349; PMCID: PMC9807192.
Yadav PD, Sapkal GN, Sahay RR, Patil DY, Agrawal S, Adsul B, Tripathy S, Deshpande GR, Nyayanit DA, Shete AM, Manraie M, Kumar S, Shastri J, Abraham P. Reduced neutralizing antibody response in naïve Covishield vaccinees against Omicron emphasizes booster vaccination. J Infect. 2022 Jul;85(1):90-122. doi: 10.1016/j.jinf.2022.04.031. Epub 2022 Apr 21. PMID: 35461911; PMCID: PMC9021040.
Yadav PD, Sahay RR, Agrawal S, Shete A, Adsul B, Tripathy S, Nyayanit DA, Manrai M, Patil DY, Kumar S, Marwah V, Sapkal GN, Shastri J, Viswanathan R, Pandit P, Mishra Y, Chavan S, Joshi Y, Kumar TA, Majumdar T, Kumar A, Patil S, Munshi R, Desai U, Kaushal H, Suryawanshi A, Dudhmal M, Gawande P, Jain R, Waghmare A, Kalele K, Vedpathak P, Yemul J, Bodke P, Kore T, Kakrani AL, Athavale P, Suryawanshi P, Patsute S, Padbidri V, Awate P, Abraham P. Clinical, immunological and genomic analysis of the post vaccinated SARS-CoV-2 infected cases with Delta derivatives from Maharashtra, India, 2021. J Infect. 2022 Jul;85(1):e26-e29. doi: 10.1016/j.jinf.2022.04.014. Epub 2022 Apr 8. PMID: 35398410; PMCID: PMC8990527.
Vadrevu KM, Ganneru B, Reddy S, Jogdand H, Raju D, Sapkal G, Yadav P, Reddy P, Verma S, Singh C, Redkar SV, Gillurkar CS, Kushwaha JS, Mohapatra S, Bhate A, Rai SK, Ella R, Abraham P, Prasad S, Ella K. Persistence of immunity and impact of third dose of inactivated COVID-19 vaccine against emerging variants. Sci Rep. 2022 Jul 14;12(1):12038. doi: 10.1038/s41598-022-16097-3. PMID: 35835822; PMCID: PMC9281359.
Potdar V, Brijwal M, Lodha R, Yadav P, Jadhav S, Choudhary ML, Choudhary A, Vipat V, Gupta N, Deorari AK, Dar L, Abraham P. Identification of Human Case of Avian Influenza A(H5N1) Infection, India. Emerg Infect Dis. 2022 Jun;28(6):1269-1273. doi: 10.3201/eid2806.212246. PMID: 35608874; PMCID: PMC9155886.
Yadav PD, Sapkal GN, Sahay RR, Patil DY, Deshpande GR, Jain R, Nyayanit DA, Shete AM, Suryawanshi A, Nandapurkar A, Gurav YK, Abraham P. Elevated neutralization of Omicron with sera of COVID-19 recovered and breakthrough cases vaccinated with Covaxin than two dose naïve vaccinees. J Infect. 2022 Jun;84(6):834-872. doi: 10.1016/j.jinf.2022.03.016. Epub 2022 Mar 19. PMID: 35318093; PMCID: PMC8934181.
Kumar TS, Abraham P, Raghuraman S, Cherian T. Immunogenicity of indigenous recombinant hepatitis B vaccine in infants following a 0, 1, 2-month vaccination schedule. Indian Pediatr. 2000 Jan;37(1):75-80. PMID: 10745392.
Radhakrishnan S, Raghuraman S, Abraham P, Kurian G, Chandy G, Sridharan G. Prevalence of enterically transmitted hepatitis viruses in patients attending a tertiary--care hospital in south India. Indian J Pathol Microbiol. 2000 Oct;43(4):433-6. PMID: 11344607.
Radhakrishnan S, Abraham P, Raghuraman S, John GT, Thomas PP, Jacob CK, Sridharan G. Role of molecular techniques in the detection of HBV DNA & HCV RNA among renal transplant recipients in India. Indian J Med Res. 2000 Jun;111:204-11. PMID: 10969488.
Yadav PD, Mohandas S, Shete AM, Nyayanit DA, Gupta N, Patil DY, Sapkal GN, Potdar V, Kadam M, Kumar A, Kumar S, Suryavanshi D, Mote CS, Abraham P, Panda S, Bhargava B. SARS-CoV-2 Kappa Variant Shows Pathogenicity in a Syrian Hamster Model. Vector Borne Zoonotic Dis. 2022 May;22(5):289-296. doi: 10.1089/vbz.2021.0080. PMID: 35580212.
Deshpande GR, Yadav PD, Abraham P, Nyayanit DA, Sapkal GN, Shete AM, Gupta N, Vadrevu KM, Ella R, Panda S, Bhargava B. Booster dose of the inactivated COVID-19 vaccine BBV152 (Covaxin) enhances the neutralizing antibody response against Alpha, Beta, Delta and Omicron variants of concern. J Travel Med. 2022 May 31;29(3):taac039. doi: 10.1093/jtm/taac039. PMID: 35325176.
Sapkal G, Deshpande GR, Tilekar B, Yadav P, Abraham P, Salunke A, Patil C, Deshpande K, Patil R, Pawar N, Joshi A, Vaidya A, Shivankar A. Antibody responses to Sputnik Vaccination in naïve and COVID 19-recovered vaccine recipients, India. J Travel Med. 2022 May 31;29(3):taac040. doi: 10.1093/jtm/taac040. PMID: 35325194; PMCID: PMC8992299.
Sapkal G, Kant R, Dwivedi G, Sahay RR, Yadav PD, Deshpande GR, Singh R, Nyayanit DA, Patil DY, Shete-Aich AM, Zaman K, Chaudhari AK, Gupta N, Panda S, Abraham P, Bhargava B. Immune responses against different variants of SARS-CoV-2 including Omicron following 6 months of administration of heterologous prime-boost COVID-19 vaccine. J Travel Med. 2022 May 31;29(3):taac033. doi: 10.1093/jtm/taac033. PMID: 35244698; PMCID: PMC8903478.
Yadav PD, Sapkal GN, Sahay RR, Potdar VA, Deshpande GR, Patil DY, Nyayanit DA, Shete AM, Shastri J, Awate P, Malhotra B, Abraham P. Substantial immune response in Omicron infected breakthrough and unvaccinated individuals against SARS-CoV-2 variants of concern. J Infect. 2022 May;84(5):e80-e81. doi: 10.1016/j.jinf.2022.02.005. Epub 2022 Feb 12. PMID: 35157945; PMCID: PMC8837481.
Deshpande GR, Bhukya PL, Yadav PD, Salunke A, Patil C, Tilekar BN, Rakhe A, Srivastava R, Gurav YK, Potdar V, Abraham P, Sapkal GN. Comparison of neutralizing antibody response in first and second waves of SARS-CoV-2 pandemic in India. J Travel Med. 2022 May 31;29(3):taab196. doi: 10.1093/jtm/taab196. PMID: 34963131; PMCID: PMC8807193.
Gurav YK, Alagarasu K, Yadav PD, Sapkal G, Gokhale M, Parashar D, Jadhav U, Bote M, Kakade M, Nyayanit D, Kumar A, Deshpande GR, Cherian S, Awate PS, Abraham P. First case of Zika virus infection during an outbreak of chikungunya in a rural region of Maharashtra state, India. Trans R Soc Trop Med Hyg. 2022 Oct 2;116(10):974-977. doi: 10.1093/trstmh/trac022. PMID: 35415761.
Yadav PD, Gupta N, Potdar V, Mohandas S, Sahay RR, Sarkale P, Shete AM, Razdan A, Patil DY, Nyayanit DA, Joshi Y, Patil S, Majumdar T, Dighe H, Malhotra B, Shastri J, Abraham P. Isolation and Genomic Characterization of SARS-CoV-2 Omicron Variant Obtained from Human Clinical Specimens. Viruses. 2022 Feb 24;14(3):461. doi: 10.3390/v14030461. PMID: 35336868; PMCID: PMC8951364.
Yadav PD, Sahay RR, Balakrishnan A, Mohandas S, Radhakrishnan C, Gokhale MD, Balasubramanian R, Abraham P, Gupta N, Sugunan AP, Khobragade R, George K, Shete A, Patil S, Thankappan UP, Dighe H, Koshy J, Vijay V, Gayathri R, Kumar PJ, Rahim A, Naveen A, Nair S, Rajendran VR, Jayasree V, Majumdar T, Jain R, Viswanathan P, Patil DY, Kumar A, Nyayanit DA, Sarkale P, Waghmare A, Baradkar S, Gawande P, Bodke P, Kalele K, Yemul J, Dhaigude S, Holepannawar M, Gopale S, Chopade G, Ray S, Waghmare P, Narayan J, Mathapati B, Kadam M, Kumar A, Suryawanshi A, Jose BP, Sivadas S, Akash NP, Vimisha TV, Keerthi KV. Nipah Virus Outbreak in Kerala State, India Amidst of COVID-19 Pandemic. Front Public Health. 2022 Feb 17;10:818545. doi: 10.3389/fpubh.2022.818545. PMID: 35252095; PMCID: PMC8891450.
Kaur H, Mukhopadhyay L, Gupta N, Aggarwal N, Sangal L, Potdar V, Inbanathan FY, Narayan J, Gupta S, Rana S, Vijay N, Singh H, Kaur J, Kumar V, Kaundal N, Abraham P, Ravi V. External quality assessment of COVID-19 real time reverse transcription PCR laboratories in India. PLoS One. 2022 Feb 8;17(2):e0263736. doi: 10.1371/journal.pone.0263736. PMID: 35134089; PMCID: PMC8824319.
Pawar SD, Kode SS, Keng SS, Tare DS, Diop OM, Abraham P, Sharma DK, Sangal L, Yadav PD, Potdar VA. Replication of SARS-CoV-2 in cell lines used in public health surveillance programmes with special emphasis on biosafety. Indian J Med Res. 2022 Jan;155(1):129-135. doi: 10.4103/ijmr.ijmr_1448_21. PMID: 35859439; PMCID: PMC9552391.
Tripathy AS, Trimbake D, Suryawanshi PV, Tripathy SP, Gurav YK, Potdar VA, Chaudhary ML, Athavale P, Mokashi ND, Patsute SD, Kakrani AL, Abraham P. Peripheral lymphocyte subset alteration in patients with COVID-19 having differential clinical manifestations. Indian J Med Res. 2022 Jan;155(1):136-147. doi: 10.4103/ijmr.IJMR_453_21. PMID: 35859440; PMCID: PMC9552374.
Yadav PD, Sapkal GN, Abraham P, Deshpande G, Nyayanit DA, Patil DY, Gupta N, Sahay RR, Shete AM, Kumar S, Panda S, Bhargava B. Neutralization Potential of Covishield Vaccinated Individuals Sera Against B.1.617.1. Clin Infect Dis. 2022 Feb 11;74(3):558-559. doi: 10.1093/cid/ciab483. PMID: 34036309.
Yadav P, Mohandas S, Sarkale P, Nyayanit D, Shete A, Sahay R, Potdar V, Baradkar S, Gupta N, Sapkal G, Abraham P, Panda S, Bhargava B. Isolation of SARS-CoV-2 B.1.1.28.2 (P2) variant and pathogenicity comparison with D614G variant in hamster model. J Infect Public Health. 2022 Feb;15(2):164-171. doi: 10.1016/j.jiph.2021.12.009. Epub 2021 Dec 21. PMID: 34959053; PMCID: PMC8690136.
Yadav PD, Niyas VKM, Arjun R, Sahay RR, Shete AM, Sapkal GN, D Pawar S, Patil DY, Gupta N, Abraham P. Detection of Zika virus disease in Thiruvananthapuram, Kerala, India 2021 during the second wave of COVID-19 pandemic. J Med Virol. 2022 Jun;94(6):2346-2349. doi: 10.1002/jmv.27638. Epub 2022 Feb 8. PMID: 35102566; PMCID: PMC9015449.
Yadav PD, Sapkal GN, Abraham P, Ella R, Deshpande G, Patil DY, Nyayanit DA, Gupta N, Sahay RR, Shete AM, Panda S, Bhargava B, Mohan VK. Neutralization of Variant Under Investigation B.1.617.1 With Sera of BBV152 Vaccinees. Clin Infect Dis. 2022 Jan 29;74(2):366-368. doi: 10.1093/cid/ciab411. PMID: 33961693.
Pawar SD, Yeolekar LR, Damle RG, Abraham P. B Lalitha Rao Obituary (1944 - 2021). Indian J Med Res. 2021 Mar;154(3):543-44. doi: 10.4103/ijmr.ijmr_2824_21. PMID: 35142648.
Priya Verghese. Cytomegalovirus infection in a seroendemic renal transplant population: a longitudinal study of virological markers. Nephron 2000 84(4):367-73. 10.1159/000045613
Finny GJ, Mathews V, Abraham P, Abraham M, Chandy M, Srivastava A, Nitsche A, Siegert W, Sridharan G. A pilot study on the role of cytomegalovirus & human herpesvirus-6 infections in Indian bone marrow transplant recipients. Indian J Med Res. 2001 Aug;114:39-46. PMID: 11785448.
Abraham P, Radhakrishnan S, Raghuraman S, Viswanathan T, Daniel D, Sitaram U, Sridharan G. GB virus-C/hepatitis G virus and transfusion-transmitted virus infection in blood donors in a tertiary care hospital in south India. Vox Sang. 2001 Nov;81(4):264-5. doi: 10.1046/j.1423-0410.2001.00109.x. PMID: 11904004.
Priya Verghese. Hepatitis B in India: a review of disease epidemiology. Vox sanguinis 2011 38(11):1318-25
Raj AA, Subramaniam T, Raghuraman S, Abraham P. Evaluation of an indigenously manufactured rapid immunochromatographic test for detection of HBsAg. Indian J Pathol Microbiol. 2001 Oct;44(4):413-4. PMID: 12035352.
Finny GJ, Rao M, Mach M, Juneja R, Thomas PP, Jacob CK, Manayani DJ, Abraham P, Abraham M, Sridharan G. Characterization of antibody response to human cytomegalovirus in Indian renal transplant patients. Indian J Med Res. 2001 Jun;113:221-7. PMID: 11816956.
Radhakrishnan S, Abraham P, Raghuraman S, Kabrawala M, Eapen CE, Sridharan G, Chandy G. Infrequent occurrence of silent HBV infection among Indian patients with chronic liver disease. Indian J Gastroenterol. 2001 May-Jun;20(3):87-9. PMID: 11400815.
Vincent L, John GT, Abraham P, Jacob CK. An intradermal vaccine protocol against hepatitis B in a haemodialysis population. Natl Med J India. 1998 Jan-Feb;11(1):48. PMID: 9557522.
Abraham P, Hallett R, Radhakrishnan S, Raghuraman S, Sridharan G, Teo CG. Hepatitis G virus genotypes in a tertiary care centre in southern India. J Clin Virol. 2002 Aug;25(2):187-92. doi: 10.1016/s1386-6532(02)00008-2. PMID: 12367653.
Priya Verghese. Its laboratory diagnosis, with special emphasis on IgM detection. Dengue Bulletin 2003 27:116-125
Raghuraman S, Abraham P, Sridharan G. Hepatitis C virus genotypes: special reference to the Indian scene. Indian J Gastroenterol. 2003 Sep-Oct;22(5):180-6. PMID: 14658534.
Abraham P, John GT, Raghuraman S, Radhakrishnan S, Thomas PP, Jacob CK, Sridharan G. GB virus C/hepatitis G virus and TT virus infections among high risk renal transplant recipients in India. J Clin Virol. 2003 Sep;28(1):59-69. doi: 10.1016/s1386-6532(02)00239-1. PMID: 12927752.
Shil, P., Atre, N.M., Patil, A.A. et al. District-wise estimation of Basic reproduction number (R0) for COVID-19 in India in the initial phase. Spat. Inf. Res. 30, 37–45 (2022). https://doi.org/10.1007/s41324-021-00412-7 Link
Raghuraman S, Subramaniam T, Daniel D, Sridharan G, Abraham P. Occurrence of false positives during testing for antibodies to hepatitis C virus among volunteer blood donors in India. J Clin Microbiol. 2003 Apr;41(4):1788-90. doi: 10.1128/JCM.41.4.1788-1790.2003. PMID: 12682189; PMCID: PMC153933.
Tomar S, Cherian S, Abraham P. Understanding the virus. In: Kant R ed. COVID-19 Pandemic (History, Science & Society). Sangam Book Depot;2021. p. 31-45. Chapter 3. ISBN 978-9354091759
Yadav PD, Mendiratta SK, Mohandas S, Singh AK, Abraham P, Shete A, Bandyopadhyay S, Kumar S, Parikh A, Kalita P, Sharma V, Pandya H, Patel CG, Patel M, Soni S, Giri S, Jain M. ZRC3308 Monoclonal Antibody Cocktail Shows Protective Efficacy in Syrian Hamsters against SARS-CoV-2 Infection. Viruses. 2021 Dec 3;13(12):2424. doi: 10.3390/v13122424. PMID: 34960695; PMCID: PMC8706527.
Yadav PD, Mendiratta SK, Mohandas S, Singh AK, Abraham P, Shete A, Bandyopadhyay S, Kumar S, Parikh A, Kalita P, Sharma V, Pandya H, Patel CG, Patel M, Soni S, Giri S, Jain M. ZRC3308 Monoclonal Antibody Cocktail Shows Protective Efficacy in Syrian Hamsters against SARS-CoV-2 Infection. Viruses. 2021 Dec 3;13(12):2424. doi: 10.3390/v13122424. PMID: 34960695; PMCID: PMC8706527.
Mlcochova P, Kemp SA, Dhar MS, Papa G, Meng B, Ferreira IATM, Datir R, Collier DA, Albecka A, Singh S, Pandey R, Brown J, Zhou J, Goonawardane N, Mishra S, Whittaker C, Mellan T, Marwal R, Datta M, Sengupta S, Ponnusamy K, Radhakrishnan VS, Abdullahi A, Charles O, Chattopadhyay P, Devi P, Caputo D, Peacock T, Wattal C, Goel N, Satwik A, Vaishya R, Agarwal M; Indian SARS-CoV-2 Genomics Consortium (INSACOG); Genotype to Phenotype Japan (G2P-Japan) Consortium; CITIID-NIHR BioResource COVID-19 Collaboration; Mavousian A, Lee JH, Bassi J, Silacci-Fegni C, Saliba C, Pinto D, Irie T, Yoshida I, Hamilton WL, Sato K, Bhatt S, Flaxman S, James LC, Corti D, Piccoli L, Barclay WS, Rakshit P, Agrawal A, Gupta RK. SARS-CoV-2 B.1.617.2 Delta variant replication and immune evasion. Nature. 2021 Nov;599(7883):114-119. doi: 10.1038/s41586-021-03944-y. Epub 2021 Sep 6. PMID: 34488225; PMCID: PMC8566220.
Priya Verghese. Profile of hepatitis B and hepatitis C virus infections in dialysis and renal transplant patients 1997-2001; CMCH vellore. Indian Journal of Nephrology 2003 13(1):24-28. 10.4103/0971-4065.34862
Priya Verghese. Distribution of the different genotypes of HCV among patients attending a tertiary care hospital in south India. Journal of Clinical Virology 2003 26(1):61-9. 10.1016/S1386-6532(02)00025-2
Dhar MS, Marwal R, Vs R, Ponnusamy K, Jolly B, Bhoyar RC, Sardana V, Naushin S, Rophina M, Mellan TA, Mishra S, Whittaker C, Fatihi S, Datta M, Singh P, Sharma U, Ujjainiya R, Bhatheja N, Divakar MK, Singh MK, Imran M, Senthivel V, Maurya R, Jha N, Mehta P, A V, Sharma P, Vr A, Chaudhary U, Soni N, Thukral L, Flaxman S, Bhatt S, Pandey R, Dash D, Faruq M, Lall H, Gogia H, Madan P, Kulkarni S, Chauhan H, Sengupta S, Kabra S; Indian SARS-CoV-2 Genomics Consortium (INSACOG)‡; Gupta RK, Singh SK, Agrawal A, Rakshit P, Nandicoori V, Tallapaka KB, Sowpati DT, Thangaraj K, Bashyam MD, Dalal A, Sivasubbu S, Scaria V, Parida A, Raghav SK, Prasad P, Sarin A, Mayor S, Ramakrishnan U, Palakodeti D, Seshasayee ASN, Bhat M, Shouche Y, Pillai A, Dikid T, Das S, Maitra A, Chinnaswamy S, Biswas NK, Desai AS, Pattabiraman C, Manjunatha MV, Mani RS, Arunachal Udupi G, Abraham P, Atul PV, Cherian SS. Genomic characterization and epidemiology of an emerging SARS-CoV-2 variant in Delhi, India. Science. 2021 Nov 19;374(6570):995-999. doi: 10.1126/science.abj9932. Epub 2021 Oct 14. PMID: 34648303; PMCID: PMC7612010.
Raghuraman S, Abraham P, Sridharan G, Daniel HD, Ramakrishna BS, Shaji RV. HCV genotype 4--an emerging threat as a cause of chronic liver disease in Indian (south) patients. J Clin Virol. 2004 Dec;31(4):253-8. doi: 10.1016/j.jcv.2004.03.019. PMID: 15494265.
Sathish N, Abraham P, Peedicayil A, Sridharan G, Shaji RV, Chandy G. E2 sequence variations of HPV 16 among patients with cervical neoplasia seen in the Indian subcontinent. Gynecol Oncol. 2004 Nov;95(2):363-9. doi: 10.1016/j.ygyno.2004.08.025. PMID: 15491758.
Sathish N, Abraham P, Peedicayil A, Sridharan G, John S, Shaji RV, Chandy G. HPV DNA in plasma of patients with cervical carcinoma. J Clin Virol. 2004 Nov;31(3):204-9. doi: 10.1016/j.jcv.2004.03.013. PMID: 15465413.
Vivekanandan P, Abraham P, Sridharan G, Chandy G, Daniel D, Raghuraman S, Daniel HD, Subramaniam T. Distribution of hepatitis B virus genotypes in blood donors and chronically infected patients in a tertiary care hospital in southern India. Clin Infect Dis. 2004 May 1;38(9):e81-6. doi: 10.1086/383144. Epub 2004 Apr 9. PMID: 15127358.
Krishnamurthy K, John GT, Abraham P, Jacob CK. Granulocyte macrophage colony stimulating factor augmented hepatitis B vaccine protocol for rapid seroprotection in voluntary kidney donors. Indian J Med Res. 2004 Apr;119(4):162-4. PMID: 15147122.
Kant R, Dwivedi G, Zaman K, Sahay RR, Sapkal G, Kaushal H, Nyayanit DA, Yadav PD, Deshpande G, Singh R, Chaowdhary S, Gupta N, Kumar S, Abraham P, Panda S, Bhargava B. Immunogenicity and safety of a heterologous prime-boost COVID-19 vaccine schedule: ChAdOx1 vaccine Covishield followed by BBV152 Covaxin. J Travel Med. 2021 Dec 29;28(8):taab166. doi: 10.1093/jtm/taab166. PMID: 34652440; PMCID: PMC8524638.
Yadav PD, Sahay RR, Sapkal G, Nyayanit D, Shete AM, Deshpande G, Patil DY, Gupta N, Kumar S, Abraham P, Panda S, Bhargava B. Comparable neutralization of SARS-CoV-2 Delta AY.1 and Delta with individuals sera vaccinated with BBV152. J Travel Med. 2021 Dec 29;28(8):taab154. doi: 10.1093/jtm/taab154. PMID: 34581415; PMCID: PMC8500129.
Tripathy AS, Vishwakarma S, Trimbake D, Gurav YK, Potdar VA, Mokashi ND, Patsute SD, Kaushal H, Choudhary ML, Tilekar BN, Sarje P, Dange VS, Abraham P. Pro-inflammatory CXCL-10, TNF-α, IL-1β, and IL-6: biomarkers of SARS-CoV-2 infection. Arch Virol. 2021 Dec;166(12):3301-3310. doi: 10.1007/s00705-021-05247-z. Epub 2021 Sep 23. PMID: 34554303; PMCID: PMC8459145.
Deshpande GR, Kaduskar O, Deshpande K, Bhatt V, Yadav P, Gurav Y, Potdar V, Khutwad K, Vidhate S, Salunke A, Patil C, Shingade S, Jarande K, Tilekar B, Salvi P, Patsuthe S, Dange V, Kumar S, Gurav S, Chate S, Abraham P, Sapkal G. Longitudinal clinico-serological analysis of anti-nucleocapsid and anti-receptor binding domain of spike protein antibodies against SARS-CoV-2. Int J Infect Dis. 2021 Nov;112:103-110. doi: 10.1016/j.ijid.2021.09.024. Epub 2021 Sep 17. PMID: 34543771; PMCID: PMC8447547.
Sathish N, Abraham P, Peedicayil A, Sridharan G, John S, Chandy G. Human papillomavirus 16 E6/E7 transcript and E2 gene status in patients with cervical neoplasia. Mol Diagn. 2004;8(1):57-64. doi: 10.1007/BF03260048. PMID: 15230643.
Vivekanandan P, Abraham P, Sridharan G, Chandy G, Shaji RV, Daniel D, Raghuraman S, Daniel HD, Subramaniam T. High frequency of the 1896 precore mutation in patients and blood donors with hepatitis B virus infection from the Indian subcontinent. Mol Diagn. 2004;8(1):51-6. doi: 10.1007/BF03260047. PMID: 15230642.
Daniel HD, Warier A, Abraham P, Sridharan G. Age-wise exposure rates to hepatitis e virus in a southern Indian patient population without liver disease. Am J Trop Med Hyg. 2004 Nov;71(5):675-8. PMID: 15569803.
Raghuraman S, Abraham P, Daniel HD, Ramakrishna BS, Sridharan G. Characterization of soluble FAS, FAS ligand and tumour necrosis factor-alpha in patients with chronic HCV infection. J Clin Virol. 2005 Sep;34(1):63-70. doi: 10.1016/j.jcv.2005.01.009. PMID: 16087126.
Abraham P. TT viruses: how much do we know? Indian J Med Res. 2005 Jul;122(1):7-10. PMID: 16106084.
Raghuraman S, Abraham P, Sridharan G, Ramakrishna BS. Hepatitis C virus genotype 6 infection in India. Indian J Gastroenterol. 2005 Mar-Apr;24(2):72-3. PMID: 15879655.
Daniel HD, Abraham P, Raghuraman S, Vivekanandan P, Subramaniam T, Sridharan G. Evaluation of a rapid assay as an alternative to conventional enzyme immunoassays for detection of hepatitis C virus-specific antibodies. J Clin Microbiol. 2005 Apr;43(4):1977-8. doi: 10.1128/JCM.43.4.1977-1978.2005. PMID: 15815036; PMCID: PMC1081346.
Gupta N, Kaur H, Yadav PD, Mukhopadhyay L, Sahay RR, Kumar A, Nyayanit DA, Shete AM, Patil S, Majumdar T, Rana S, Gupta S, Narayan J, Vijay N, Barde P, Nataraj G, B AK, Kumari MP, Biswas D, Iravane J, Raut S, Dutta S, Devi S, Barua P, Gupta P, Borkakoty B, Kalita D, Dhingra K, Fomda B, Joshi Y, Goyal K, John R, Munivenkatappa A, Dhodapkar R, Pandit P, Devi S, Dudhmal M, Kinariwala D, Khandelwal N, Tiwari YK, Khatri PK, Gupta A, Khatri H, Malhotra B, Nagasundaram M, Dar L, Sheikh N, Shastri J, Aggarwal N, Abraham P. Clinical Characterization and Genomic Analysis of Samples from COVID-19 Breakthrough Infections during the Second Wave among the Various States of India. Viruses. 2021 Sep 7;13(9):1782. doi: 10.3390/v13091782. PMID: 34578363; PMCID: PMC8472862.
Bhardwaj SD, Choudhary ML, Gurav YK, Abraham P, Potdar VA. Epidemiological characterization of COVID-19 - Pune, 2020-2021. Indian J Med Res. 2021 May;153(5&6):542-545. doi: 10.4103/ijmr.IJMR_442_21. PMID: 34396993; PMCID: PMC8555593.
Bhatia R, Abraham P. COVID-19 vaccines & pandemic. Indian J Med Res. 2021 May&Jun;153(5&6):517-21. doi: 10.4103/ijmr.ijmr_1821_21.
Sapkal GN, Yadav PD, Sahay RR, Deshpande G, Gupta N, Nyayanit DA, Patil DY, Shete AM, Kumar S, Abraham P, Panda S, Bhargava B. Neutralization of Delta variant with sera of Covishield™ vaccinees and COVID-19-recovered vaccinated individuals. J Travel Med. 2021 Oct 11;28(7):taab119. doi: 10.1093/jtm/taab119. PMID: 34343316; PMCID: PMC8385819.
Deshpande K, Pt U, Kaduskar O, Vijay N, Rakhe A, Vidhate S, Khutwad K, Deshpande GR, Tilekar B, Saka S, Gadekar K, Patil R, Yadav P, Potdar V, Gurav Y, Gupta P, Kaur H, Narayan J, Sapkal G, Abraham P. Performance assessment of seven SARS-CoV-2 IgG enzyme-linked immunosorbent assays. J Med Virol. 2021 Dec;93(12):6696-6702. doi: 10.1002/jmv.27251. Epub 2021 Aug 10. PMID: 34331713; PMCID: PMC8426713.
Cherian S, Potdar V, Jadhav S, Yadav P, Gupta N, Das M, Rakshit P, Singh S, Abraham P, Panda S, Team N. SARS-CoV-2 Spike Mutations, L452R, T478K, E484Q and P681R, in the Second Wave of COVID-19 in Maharashtra, India. Microorganisms. 2021 Jul 20;9(7):1542. doi: 10.3390/microorganisms9071542. PMID: 34361977; PMCID: PMC8307577.
Yadav PD, Sapkal GN, Ella R, Sahay RR, Nyayanit DA, Patil DY, Deshpande G, Shete AM, Gupta N, Mohan VK, Abraham P, Panda S, Bhargava B. Neutralization of Beta and Delta variant with sera of COVID-19 recovered cases and vaccinees of inactivated COVID-19 vaccine BBV152/Covaxin. J Travel Med. 2021 Oct 11;28(7):taab104. doi: 10.1093/jtm/taab104. PMID: 34230972; PMCID: PMC8344909.
Ella R, Reddy S, Jogdand H, Sarangi V, Ganneru B, Prasad S, Das D, Raju D, Praturi U, Sapkal G, Yadav P, Reddy P, Verma S, Singh C, Redkar SV, Gillurkar CS, Kushwaha JS, Mohapatra S, Bhate A, Rai S, Panda S, Abraham P, Gupta N, Ella K, Bhargava B, Vadrevu KM. Safety and immunogenicity of an inactivated SARS-CoV-2 vaccine, BBV152: interim results from a double-blind, randomised, multicentre, phase 2 trial, and 3-month follow-up of a double-blind, randomised phase 1 trial. Lancet Infect Dis. 2021 Jul;21(7):950-961. doi: 10.1016/S1473-3099(21)00070-0. Epub 2021 Mar 8. PMID: 33705727; PMCID: PMC8221739.
Prasad S, Meena VK, Yadav PD, Sarkale P, Baradkar S, Cherian S, Abraham P, Basu A. Electron microscopy imaging of SARS-CoV-2 at different temperatures. Indian J Med Res. 2021 May;153(5&6):692-695. doi: 10.4103/ijmr.IJMR_4264_20. PMID: 34145089; PMCID: PMC8555590.
Sapkal GN, Yadav PD, Ella R, Deshpande GR, Sahay RR, Gupta N, Vadrevu KM, Abraham P, Panda S, Bhargava B. Inactivated COVID-19 vaccine BBV152/COVAXIN effectively neutralizes recently emerged B.1.1.7 variant of SARS-CoV-2. J Travel Med. 2021 Jun 1;28(4):taab051. doi: 10.1093/jtm/taab051. PMID: 33772577; PMCID: PMC8083765.
Potdar V, Vipat V, Jadhav S, Saha U, Jadhav SY, Bhardwaj S, Choudhary ML, Cherian S, Abraham P. Detection of SARS-CoV-2 variants in India from UK returnees. Infection. 2021 Dec;49(6):1355-1359. doi: 10.1007/s15010-021-01617-6. Epub 2021 Jun 23. Erratum in: Infection. 2021 Dec;49(6):1361. doi: 10.1007/s15010-021-01660-3. PMID: 34160788; PMCID: PMC8220361.
Ella R, Vadrevu KM, Jogdand H, Prasad S, Reddy S, Sarangi V, Ganneru B, Sapkal G, Yadav P, Abraham P, Panda S, Gupta N, Reddy P, Verma S, Kumar Rai S, Singh C, Redkar SV, Gillurkar CS, Kushwaha JS, Mohapatra S, Rao V, Guleria R, Ella K, Bhargava B. Safety and immunogenicity of an inactivated SARS-CoV-2 vaccine, BBV152: a double-blind, randomised, phase 1 trial. Lancet Infect Dis. 2021 May;21(5):637-646. doi: 10.1016/S1473-3099(20)30942-7. Epub 2021 Jan 21. Erratum in: Lancet Infect Dis. 2021 Apr;21(4):e81. doi: 10.1016/S1473-3099(21)00131-6. Erratum in: Lancet Infect Dis. 2023 Mar;23(3):e80. doi: 10.1016/S1473-3099(23)00042-7. PMID: 33485468; PMCID: PMC7825810.
Sapkal G, Yadav PD, Ella R, Abraham P, Patil DY, Gupta N, Panda S, Mohan VK, Bhargava B. Neutralization of VUI B.1.1.28 P2 variant with sera of COVID-19 recovered cases and recipients of Covaxin an inactivated COVID-19 vaccine. J Travel Med. 2021 Oct 11;28(7):taab077. doi: 10.1093/jtm/taab077. PMID: 34002240; PMCID: PMC8194512.
Sathish N, Abraham P, Peedicayil A, Sridharan G, Chandy G. HPV 16 E6 sequence variations in Indian patients with cervical neoplasia. Cancer Lett. 2005 Nov 8;229(1):93-9. doi: 10.1016/j.canlet.2005.04.026. PMID: 15939534.
Peedicayil A, Abraham P, Sathish N, John S, Shah K, Sridharan G, Gravitt P. Human papillomavirus genotypes associated with cervical neoplasia in India. Int J Gynecol Cancer. 2006 Jul-Aug;16(4):1591-5. doi: 10.1111/j.1525-1438.2006.00631.x. PMID: 16884371.
Abraham P. GB virus C/hepatitis G virus--its role in human disease redefined? Indian J Med Res. 2007 Jun;125(6):717-9. PMID: 17704547.
Daniel HD, Vivekanandan P, Raghuraman S, Sridharan G, Chandy GM, Abraham P. Significance of the hepatitis C virus (HCV) core antigen as an alternative plasma marker of active HCV infection. Indian J Med Microbiol. 2007 Jan;25(1):37-42. doi: 10.4103/0255-0857.31060. PMID: 17377351.
Gnanamony M, Peedicayil A, Abraham P. An overview of human papillomaviruses and current vaccine strategies. Indian J Med Microbiol. 2007 Jan;25(1):10-7. doi: 10.4103/0255-0857.31055. PMID: 17377346.
Kannangai R, Kandathil AJ, Daniel HD, Prasannakumar S, Lionnel J, Abraham P. An unusual seroconversion profile in a pregnant woman infected with the human immunodeficiency virus-1: need for using later generations HIV screening assays. Indian J Med Microbiol. 2008 Oct-Dec;26(4):390-2. doi: 10.4103/0255-0857.43570. PMID: 18974501.
Moorthy M, Daniel HD, Kurian G, Abraham P. An evaluation of saliva as an alternative to plasma for the detection of hepatitis C virus antibodies. Indian J Med Microbiol. 2008 Oct-Dec;26(4):327-32. doi: 10.4103/0255-0857.42116. PMID: 18974484.
Daniel HD, David J, Grant PR, Garson JA, Chandy GM, Abraham P. Whole blood as an alternative to plasma for detection of hepatitis C virus RNA. J Clin Microbiol. 2008 Nov;46(11):3791-4. doi: 10.1128/JCM.00045-08. Epub 2008 Aug 13. PMID: 18701664; PMCID: PMC2576615.
Chandy S, Abraham S, Sridharan G. Hantaviruses: an emerging public health threat in India? A review. J Biosci. 2008 Nov;33(4):495-504. doi: 10.1007/s12038-008-0068-x. PMID: 19208975.
Vivekanandan P, Bissett S, Ijaz S, Teo CG, Sridharan G, Raghuraman S, Daniel HD, Kavitha ML, Daniel D, Chandy GM, Abraham P. Correlation between hepatitis B genotypes, 1896 precore mutation, virus loads and liver dysfunction in an Indian population. Indian J Gastroenterol. 2008 Jul-Aug;27(4):142-7. PMID: 18974463.
Ramachandran J, Ramakrishna B, Eapen CE, Abraham P, Zachariah UG, Jayram A, Mathews M, Kurian G, Mukopadhya A, Chandy G. Subacute hepatic failure due to hepatitis E. J Gastroenterol Hepatol. 2008 Jun;23(6):879-82. doi: 10.1111/j.1440-1746.2007.05205.x. Epub 2007 Nov 7. PMID: 17995944.
Vivekanandan P, Daniel HD, Raghuraman S, Daniel D, Shaji RV, Sridharan G, Chandy G, Abraham P. Novel digestion patterns with hepatitis B virus strains from the Indian subcontinent detected using restriction fragment length polymorphism. Indian J Med Microbiol. 2008 Jan-Mar;26(1):96-7. doi: 10.4103/0255-0857.38878. PMID: 18227618.
Chandy S, Yoshimatsu K, Ulrich RG, Mertens M, Okumura M, Rajendran P, John GT, Balraj V, Muliyil J, Mammen J, Abraham P, Arikawa J, Sridharan G. Seroepidemiological study on hantavirus infections in India. Trans R Soc Trop Med Hyg. 2008 Jan;102(1):70-4. doi: 10.1016/j.trstmh.2007.09.016. Epub 2007 Nov 9. PMID: 17996913.
Fletcher GJ, Gnanamony M, Samuel P, Ismail AM, Kannangai R, Daniel D, Eapen CE, Abraham P. Association of mannose-binding lectin polymorphisms and HBV outcome in a South Indian population. Int J Immunogenet. 2010 Jun;37(3):177-84. doi: 10.1111/j.1744-313X.2010.00908.x. Epub 2010 Feb 24. PMID: 20193030.
David J, Rajasekar A, Daniel HD, Ngui SL, Ramakrishna B, Zachariah UG, Eapen CE, Abraham P. Infection with hepatitis C virus genotype 3--experience of a tertiary health care centre in south India. Indian J Med Microbiol. 2010 Apr-Jun;28(2):155-7. doi: 10.4103/0255-0857.62495. PMID: 20404464.
Yadav PD, Nyayanit DA, Majumdar T, Patil S, Kaur H, Gupta N, Shete AM, Pandit P, Kumar A, Aggarwal N, Narayan J, Vijay N, Kalawat U, Sugunan AP, Munivenkatappa A, Sharma T, Devi S, Majumdar T, Jaryal S, Bakshi R, Joshi Y, Sahay R, Shastri J, Singh M, Kumar M, Rawat V, Dutta S, Yadav S, Krishnasamy K, Raut S, Biswas D, Borkakoty B, Verma S, Rani S, Deval H, Patel D, Turuk J, Malhotra B, Fomda B, Nag V, Jain A, Bhargava A, Potdar V, Cherian S, Abraham P, Gopal A, Panda S, Bhargava B. An Epidemiological Analysis of SARS-CoV-2 Genomic Sequences from Different Regions of India. Viruses. 2021 May 17;13(5):925. doi: 10.3390/v13050925. PMID: 34067745; PMCID: PMC8156686.
Gokhale MD, Cherian S, Abraham P. Obituary: Kalyan Banerjee (1937-2021). Indian J Med Res. 2021 Apr; 153(4):510-511. Link
Ganneru B, Jogdand H, Daram VK, Das D, Molugu NR, Prasad SD, Kannappa SV, Ella KM, Ravikrishnan R, Awasthi A, Jose J, Rao P, Kumar D, Ella R, Abraham P, Yadav PD, Sapkal GN, Shete-Aich A, Desphande G, Mohandas S, Basu A, Gupta N, Vadrevu KM. Th1 skewed immune response of whole virion inactivated SARS CoV 2 vaccine and its safety evaluation. iScience. 2021 Apr 23;24(4):102298. doi: 10.1016/j.isci.2021.102298. Epub 2021 Mar 10. PMID: 33723528; PMCID: PMC7944858.
Yadav PD, Ella R, Kumar S, Patil DR, Mohandas S, Shete AM, Vadrevu KM, Bhati G, Sapkal G, Kaushal H, Patil S, Jain R, Deshpande G, Gupta N, Agarwal K, Gokhale M, Mathapati B, Metkari S, Mote C, Nyayanit D, Patil DY, Sai Prasad BS, Suryawanshi A, Kadam M, Kumar A, Daigude S, Gopale S, Majumdar T, Mali D, Sarkale P, Baradkar S, Gawande P, Joshi Y, Fulari S, Dighe H, Sharma S, Gunjikar R, Kumar A, Kalele K, Srinivas VK, Gangakhedkar RR, Ella KM, Abraham P, Panda S, Bhargava B. Immunogenicity and protective efficacy of inactivated SARS-CoV-2 vaccine candidate, BBV152 in rhesus macaques. Nat Commun. 2021 Mar 2;12(1):1386. doi: 10.1038/s41467-021-21639-w. PMID: 33654090; PMCID: PMC7925524.
Potdar V, Vipat V, Ramdasi A, Jadhav S, Pawar-Patil J, Walimbe A, Patil SS, Choudhury ML, Shastri J, Agrawal S, Pawar S, Lole K, Abraham P, Cherian S; ICMR-NIV NIC Team. Phylogenetic classification of the whole-genome sequences of SARS-CoV-2 from India & evolutionary trends. Indian J Med Res. 2021 Jan & Feb;153(1 & 2):166-174. doi: 10.4103/ijmr.IJMR_3418_20. Erratum in: Indian J Med Res. 2021 Apr;153(4):515. doi: 10.4103/0971-5916.322945. PMID: 33818474; PMCID: PMC8184080.
Mohandas S, Yadav PD, Shete-Aich A, Abraham P, Vadrevu KM, Sapkal G, Mote C, Nyayanit D, Gupta N, Srinivas VK, Kadam M, Kumar A, Majumdar T, Jain R, Deshpande G, Patil S, Sarkale P, Patil D, Ella R, Prasad SD, Sharma S, Ella KM, Panda S, Bhargava B. Immunogenicity and protective efficacy of BBV152, whole virion inactivated SARS- CoV-2 vaccine candidates in the Syrian hamster model. iScience. 2021 Feb 19;24(2):102054. doi: 10.1016/j.isci.2021.102054. Epub 2021 Jan 9. PMID: 33521604; PMCID: PMC7829205.
Muthusami, J., Abraham, P., Kingsley, J., & Gaikwad, P. (2021). Human Papilloma Virus Testing in Oral Squamous Cell Carcinoma in Southern India: A Case–Control Study. Current Medical Issues, 19(1), 12–18. https://doi.org/10.4103/cmi.cmi_102_20 Link
Fletcher GJ, Samuel P, Christdas J, Gnanamony M, Ismail AM, Anantharam R, Eapen CE, Chacko MP, Daniel D, Kannangai R, Abraham P. Association of HLA and TNF polymorphisms with the outcome of HBV infection in the South Indian population. Genes Immun. 2011 Oct;12(7):552-8. doi: 10.1038/gene.2011.32. Epub 2011 May 19. PMID: 21593777.
Ismail AM, Sivakumar J, Anantharam R, Dayalan S, Samuel P, Fletcher GJ, Gnanamony M, Abraham P. Performance characteristics and comparison of Abbott and artus real-time systems for hepatitis B virus DNA quantification. J Clin Microbiol. 2011 Sep;49(9):3215-21. doi: 10.1128/JCM.00915-11. Epub 2011 Jul 27. PMID: 21795507; PMCID: PMC3165604.
Abraham P. Viral hepatitis in India. Clin Lab Med. 2012 Jun;32(2):159-74. doi: 10.1016/j.cll.2012.03.003. Epub 2012 Apr 19. PMID: 22726997.
Ismail AM, Devakumar S, Anantharam R, Fletcher GJ, Subramani T, John GT, Daniel D, Abraham P. Low frequency of occult hepatitis B infection in anti-HBc seropositive blood donors: experience from a tertiary care centre in South India. Blood Transfus. 2012 Apr;10(2):230-2. doi: 10.2450/2011.0046-11. Epub 2011 Nov 15. PMID: 22153686; PMCID: PMC3320787.
Ismail AM, Samuel P, Eapen CE, Kannangai R, Abraham P. Antiviral resistance mutations and genotype-associated amino acid substitutions in treatment-naïve hepatitis B virus-infected individuals from the Indian subcontinent. Intervirology. 2012;55(1):36-44. doi: 10.1159/000323521. Epub 2011 Feb 11. PMID: 21311172.
Ismail AM, Sachithanandham J, Eapen CE, Kannangai R, Abraham P. Performance of LigAmp assay for sensitive detection of drug-resistant hepatitis B virus minor variants in comparison with standard nucleotide sequencing. Mol Diagn Ther. 2014 Dec;18(6):655-63. doi: 10.1007/s40291-014-0119-y. PMID: 25208639.
Ramachandran J, Mahajan R, Basu G, Alagammai PL, Sivakumar J, Goel A, Abraham P, Tamilarasi V. Efficacy and safety of hepatitis C antiviral therapy in moderate and severe chronic kidney disease. Indian J Gastroenterol. 2014 Sep;33(5):471-5. doi: 10.1007/s12664-014-0487-6. Epub 2014 Jul 13. PMID: 25015745.
Ismail AM, Puhazhenthi KS, Sivakumar J, Eapen CE, Kannangai R, Abraham P. Molecular epidemiology and genetic characterization of hepatitis B virus in the Indian subcontinent. Int J Infect Dis. 2014 Mar;20:1-10. doi: 10.1016/j.ijid.2013.12.007. Epub 2014 Jan 18. PMID: 24445226.
Ramachandran J, Ismail AM, Chawla G, Fletcher GJ, Goel A, Eapen CE, Abraham P. Serum HBsAg quantification in treatment-naïve Indian patients with chronic hepatitis B. Indian J Gastroenterol. 2014 Mar;33(2):131-5. doi: 10.1007/s12664-013-0395-1. Epub 2013 Sep 20. PMID: 24052375.
Ismail AM, Ramachandran J, Kannangai R, Abraham P. Antiviral efficacy of adefovir dipivoxil in the treatment of chronic hepatitis B subjects from Indian subcontinent. Indian J Med Microbiol. 2014 Jan-Mar;32(1):60-3. doi: 10.4103/0255-0857.124312. PMID: 24399391.
Ismail AM, Samuel P, Ramachandran J, Eapen CE, Kannangai R, Abraham P. Lamivudine monotherapy in chronic hepatitis B patients from the Indian subcontinent: antiviral resistance mutations and predictive factors of treatment response. Mol Diagn Ther. 2014 Feb;18(1):63-71. doi: 10.1007/s40291-013-0054-3. PMID: 24030850.
George N, Basu G, Mohapatra A, Zachariah U, Abraham P, Korula A, Varughese S, Jacob CK, Tamilarasi V. Adefovir nephrotoxicity in a renal allograft recipient. Indian J Nephrol. 2015 May-Jun;25(3):180-3. doi: 10.4103/0971-4065.144423. PMID: 26060371; PMCID: PMC4446926.
Fletcher GJ, Anantharam R, Radhakrishnan K, Karunakaran A, Abraham P. Cost-Effective In-House Neutralization Assay for the Confirmation of HBeAg. J Clin Lab Anal. 2016 Nov;30(6):1146-1149. doi: 10.1002/jcla.21995. Epub 2016 May 21. PMID: 27207380; PMCID: PMC6807134.
Velay A, Jeulin H, Eschlimann M, Malvé B, Goehringer F, Bensenane M, Frippiat JP, Abraham P, Ismail AM, Murray JM, Combet C, Zoulim F, Bronowicki JP, Schvoerer E. Characterization of hepatitis B virus surface antigen variability and impact on HBs antigen clearance under nucleos(t)ide analogue therapy. J Viral Hepat. 2016 May;23(5):387-98. doi: 10.1111/jvh.12498. Epub 2016 Jan 6. PMID: 26742490.
Cherian SS, Agrawal M, Basu A, Abraham P, Gangakhedkar RR, Bhargava B. Perspectives for repurposing drugs for the coronavirus disease 2019. Indian J Med Res. 2020 Feb & Mar;151(2 & 3):160-171. doi: 10.4103/ijmr.IJMR_585_20. PMID: 32317408; PMCID: PMC7357399.
Thomas, D.S., Thomas, V., Sebastian, A. et al. HPV DNA Detection for Post-treatment Surveillance of Premalignant and Malignant Lesions of Cervix. Indian J Gynecol Oncolog 18, 11 (2020). https://doi.org/10.1007/s40944-019-0361-7
Yadav PD, Potdar VA, Choudhary ML, Nyayanit DA, Agrawal M, Jadhav SM, Majumdar TD, Shete-Aich A, Basu A, Abraham P, Cherian SS. Full-genome sequences of the first two SARS-CoV-2 viruses from India. Indian J Med Res. 2020 Feb & Mar;151(2 & 3):200-209. doi: 10.4103/ijmr.IJMR_663_20. PMID: 32242873; PMCID: PMC7258756.
Gupta N, Potdar V, Praharaj I, Giri S, Sapkal G, Yadav P, Choudhary ML, Dar L, Sugunan AP, Kaur H, Munivenkatappa A, Shastri J, Kaveri K, Dutta S, Malhotra B, Jain A, Nagamani K, Shantala GB, Raut S, Vegad MM, Sharma A, Choudhary A, Brijwal M, Balakrishnan A, Manjunatha J, Pathak M, Srinivasan S, Banu H, Sharma H, Jain P, Sunita P, Ambica R, Fageria B, Patel D, Rajbongshi G, Vijay N, Narayan J, Aggarwal N, Nagar A, Gangakhedkar RR, Abraham P. Laboratory preparedness for SARS-CoV-2 testing in India: Harnessing a network of Virus Research & Diagnostic Laboratories. Indian J Med Res. 2020 Feb & Mar;151(2 & 3):216-225. doi: 10.4103/ijmr.IJMR_594_20. PMID: 32242875; PMCID: PMC7258754.
Choudhary ML, Vipat V, Jadhav S, Basu A, Cherian S, Abraham P, Potdar VA. Development of in vitro transcribed RNA as positive control for laboratory diagnosis of SARS-CoV-2 in India. Indian J Med Res. 2020 Feb & Mar;151(2 & 3):251-254. doi: 10.4103/ijmr.IJMR_671_20. PMID: 32242876; PMCID: PMC7224626.
Bhatia R, Abraham P. Time to revisit national response to pandemics. Indian J Med Res. 2020 Feb & Mar;151(2 & 3):111-113. doi: 10.4103/ijmr.IJMR_846_20. PMID: 32317407; PMCID: PMC7224629.
Prasad S, Potdar V, Cherian S, Abraham P, Basu A; ICMR-NIV NIC Team. Transmission electron microscopy imaging of SARS-CoV-2. Indian J Med Res. 2020 Feb & Mar;151(2 & 3):241-243. doi: 10.4103/ijmr.IJMR_577_20. PMID: 32362648; PMCID: PMC7224615.
Sarkale P, Patil S, Yadav PD, Nyayanit DA, Sapkal G, Baradkar S, Lakra R, Shete-Aich A, Prasad S, Basu A, Dar L, Vipat V, Giri S, Potdar V, Choudhary ML, Praharaj I, Jain A, Malhotra B, Gawande P, Kalele K, Gupta N, Cherian SS, Abraham P. First isolation of SARS-CoV-2 from clinical samples in India. Indian J Med Res. 2020 Feb & Mar;151(2 & 3):244-250. doi: 10.4103/ijmr.IJMR_1029_20. PMID: 32362649; PMCID: PMC7366528.
Potdar V, Cherian SS, Deshpande GR, Ullas PT, Yadav PD, Choudhary ML, Gughe R, Vipat V, Jadhav S, Patil S, Nyayanit D, Majumdar T, Walimbe A, Gaikwad S, Dighe H, Shete-Aich A, Mohandas S, Chowdhury D, Sapkal G, Basu A, Gupta N, Gangakhedkar RR, Giri S, Dar L, Jain A, Malhotra B, Abraham P; National Influenza Centre (NIC) Team:. Genomic analysis of SARS-CoV-2 strains among Indians returning from Italy, Iran & China, & Italian tourists in India. Indian J Med Res. 2020 Feb & Mar;151(2 & 3):255-260. doi: 10.4103/ijmr.IJMR_1058_20. PMID: 32362650; PMCID: PMC7366550.
Alagarasu K, Choudhary ML, Lole KS, Abraham P, Potdar V. Evaluation of RdRp & ORF-1b-nsp14-based real-time RT-PCR assays for confirmation of SARS-CoV-2 infection: An observational study. Indian J Med Res. 2020 May;151(5):483-485. doi: 10.4103/ijmr.IJMR_1256_20. PMID: 32474555; PMCID: PMC7530456.
Potdar V, Choudhary ML, Bhardwaj S, Ghuge R, Sugunan AP, Gurav Y, Yadav PD, Shete A, Tomar S, Anukumar B, Kaushal H, Sapkal G, Basu A, Cherian S, Abraham P. Respiratory virus detection among the overseas returnees during the early phase of COVID-19 pandemic in India. Indian J Med Res. 2020 May;151(5):486-489. doi: 10.4103/ijmr.IJMR_638_20. PMID: 32474556; PMCID: PMC7530434.
Bhatia R, Abraham P. Lessons learnt during the first 100 days of COVID-19 pandemic in India. Indian J Med Res. 2020 May;151(5):387-391. doi: 10.4103/ijmr.IJMR_1925_20. PMID: 32611909; PMCID: PMC7530450.
Sapkal G, Shete-Aich A, Jain R, Yadav PD, Sarkale P, Lakra R, Baradkar S, Deshpande GR, Mali D, Tilekar BN, Majumdar T, Kaushal H, Gurav Y, Gupta N, Mohandas S, Deshpande K, Kaduskar O, Salve M, Patil S, Gaikwad S, Sugunan AP, Ashok M, Giri S, Shastri J, Abraham P, Gangakhedkar RR; $COVID Support Team: Pawar S., Patshute S., Salve V., Natarajan V., Marwah V., Malhotra B., Jain A., Sathe P., More R., Khedekar R., Suryawanshi D., Kalele K., Kumar A., Upadhyaya C.P., Waghmare A., Gawande P., Gopale S., Acharya M., Holeppanavar M., Thorat S., Chopade G., Vidhate S., Khutwad K., Phagiwala D., Bhanarkar S., Rakhe A., Salvi V., Dhaigude S., Ciyona. Development of indigenous IgG ELISA for the detection of anti-SARS-CoV-2 IgG. Indian J Med Res. 2020 May;151(5):444-449. doi: 10.4103/ijmr.IJMR_2232_20. PMID: 32611915; PMCID: PMC7530443.
Mohandas S, Jain R, Yadav PD, Shete-Aich A, Sarkale P, Kadam M, Kumar A, Deshpande G, Baradkar S, Patil S, Sapkal G, Mali D, Salve M, Patil D, Majumdar T, Suryawanshi A, Kaushal H, Lakra R, Dighe H, Gupta N, Abraham P, Gangakhedkar RR. Evaluation of the susceptibility of mice & hamsters to SARS-CoV-2 infection. Indian J Med Res. 2020 May;151(5):479-482. doi: 10.4103/ijmr.IJMR_2235_20. PMID: 32611917; PMCID: PMC7530454.
ICMR COVID Study Group (In alphabetical order: Priya Abraham†, Neeraj Aggarwa l2, Giridhara R. Babu 7, Suganya Barani 8, Balram Bhargava 4, Tarun Bhatnagar 8, Ajay Singh Dhama 3, Raman R. Gangakhedkar 2, Sidhartha Giri 2, Nivedita Gupta 2, Karishma K. Kurup 5, Ponnaiah Manickam 9, Manoj Murhekar ††, Varsha Potdar 1, Ira Praharaj 2, Kiran Rade 6, D.C.S. Reddy 11, V. Saravanakumar 10, Naman Shah 12, Harpreet Singh 3, Jeromie Wesley Vivian Thangaraj 8, Naveen Yadav 8), COVID Epidemiology & Data Management Team @, COVID Laboratory Team*, VRDLN Team$; @COVID Epidemiology & Data Management Team (in alphabetical order): Tanu Anand, Harish Kumar Butollia, Pranab Chatterjee, Himanshu Chauhan, R Deepa, Amirthammal Gunasekaran, Daisy A John, Shashi Kant, Sanket Kulkarni, Vinit Kumar, JP Muliyil, Ravindra Mohan Pandey, Swarup Sarkar, Sujeet Singh, Sanjay Zodpey; *COVID Laboratory Team (in alphabetical order): Srima Adhikari, Jyotsna Agarwal, Naveen KumarAgarwal, Saurabh G Agarwal, Prerna Aggarwal, Anurag Agrawal, Arti Agrawal, Safaa Muneer Ahmed, G Ambernath, Nitin Ambhore, VP Amudha, Sohini Arora, Ashok, Anita, Awanti, Veer Badriyah TA, Amrita Kumari B, Maneesh Bagai, Dipa Baido, Baijayantimala, Rupinder Bakshi, Bhaswati Bandyopaghyay, Avi Kumar Bansal, Abhik Baneerjee, Sonal Bangadi, Anurag Bansal, Shakeera Banu, Mahesh Baragundi, Pradeep Barde, Purabi Barman, Purnima Barua, Sharad Bhalla, Bharat, V Kusuma Bharathi, Anudita Bhargava, M Bhaskar, Sandeep Bhatia, Sima Bhatt, Binita, Ritu Bist, Debasis Biswas, Samrat Biswas, SK Biswas, Biswa Borkakoty, Siddhesh KC, Harish Chander, Jagdish Chander, R Sree Charan, Krishna Chandran R, Chandrasekar, Leena Chatterjee, Mitali Chatterjee, Bhaskar Narayan Chaudhuri, Sandeep P Chaudhari, Aparna Chaudhary, Nirupauma Chayani, VV Chincholkar, Deepinder Kaur Chhina, Elantamilan D, Ashwin Dalal, Mandeep Dalal, Lalit Dar, Aseem Das, Pradeep Das, Poonam Das, Suryasnata Dass, P K Dash, Somnadh Dash, K S Dayanidhi, Mandeep Dalal, Deepa, R Deepa, Vijayshri Deotale, Kairavi J Desai, Archana Deshpande, Smita Deshpande, Yogita Desai, Krupi Desai, M Neelaveni Devi, Sarada Devi, Sulochana Devi, Dhanapa,l Kanwardeep Dhingra, Rahul Dhodapkar, V DilliRani, Anupa Dixit, Nandini Dugal, Shanta Dutta, Sarjana Dutt, Anjum Farhana, Bashir Fomda, Shantala G, Rajni Gaind, Shelly Sharma Ganguly, Neeta Gangurde, Amit Garg, T Geethanjali, Paramjeet S Gill, CP Girish Kumar, Varun Goel, Shiv Gopal, Parijat Goswami, Puneeth Gonnabatuhulla, Kiran Gosavi, Navin Grover, Baldev Raj Gulati, Pooja Gumaste, Anjali Gupta, Minakshi Gupta, Piyali Gupta, Ekta Gupta, Srinita Gupta, Rattan Gurnani, Bijayesh Haldar, Haritha, Krishnan H Harshan, Beena Philomina J, Amita Jain, Manoj Jais, Pratik Jariwala, SC Jaryal, Tanuja Javadekar, Jayalakshmi, Jayshree, Daisy A John, T Jeyamurugan, Neerja Jindal, Ameeta Joshi, Pankaj Joshi, Jyothi, Lakshmi Jyothi, Lancy Justus, Nayana Ingole, Jyoti Iravane, Anil K, Anju Kagal, Iravathy Goud kalal, Usha Kalawat, Deepjyoti Kalita, P Kamala, N Kamath, Rajesh Kannangai, Santosh Karade, Jatinder Kaur, K. Kaveri, Kavitha, S Kavitha, Maithili Kavathekar, K Kesavarao, Rashmi Khadapkar, ID Khan, Shoeb Akhtar Khan, Neeta Khandelwal, PK Khatri, Nilofar Khayyam, D Kishore, Sandeep V Kokate, Prasanthi Koli, Vinita Kothari, Meka Koumudi, Mohan Kumar, R Senthil Kumar, Sharath Kumar, P Sravan Kumar, Suresh Kumar EK, D Pradeep Kumar, Ranjeet Kumar, AV Seshu Kumar, S Kumar, P Ratna Kumari, Kumari, Yogendra Kumar, Pradip Kundu, Jyothi Kunduru, Shoba Kurian, Jyothi Lakshmi, G. Jyothi Lakshmi, S. Lalitha, V Madhavi Latha, Madhavi Latha, Shailesh Lichade, S Madhavi, Udaya Kumar Madhurachari, Tapan Majumdar, Paras Mandalecha Paras Mandalecha, Dhruti Manek, Sasidhar Majeti, Malathi, Bharti Malhotra, Paras Mandalecha, Manoj, Devajyothi Majumdar, Supriya Malvi, D Therese Mary, Haris Mazoor, Guruprasad Medigeshi, M Lucy Nirmal Medona, Jeya Meenak, Deepak Kumar Mishra, Meena Mishra, Vaibhav Mishra, Kavitha MP, Prakash Modi, Mohanasundaram, Dharitri Mohapatra, Monica, Sandeepan Mukherjee, AK Munirajan, Varsha Munj, DS Murthy, Anitha Mutha, Vijaya Lakshmi Nag, Mythily Nagasundaram, M Ramamurthy Naik, Nair, Reena Nakra, Gopal Nath, Rajender P, N Shekhar Pal, Samiran Panda, Ajay Parida, Banojini Parida, Arunima Patel, Jaimin Patel, Parthiben, Shilpa Paranjape, Dipankar Pattanik, Manish Patel, Parimal H Patel, Sachin Patel, Vainav Patel, Binod Kumar Pati, Asha B Patil, Niranjan Patil, Nikhil Patkar, Beena Paul, Nikhil Phadke, AC Phukan, Prabha, Monika Prabhakar, Jaya Prakash, RS Prasad, Ranjit Prasad, Sujay Prasad, Amresh Puri, Manju Purohit, Vijay David Raj, Raghu, Rajan, Rajesh, S Rajesh, Y Rajini, Rishabh Rajput, Raju, Giri Raju, B Jabardhan Raju, Sunil Raju, C Ramachandra, SV Ramamurty, Vandana Rana, Vidhya R Rani, VV Ramanchndra Rao, Elmy Samsun Rasul, V Ravi, RK Ratho, Sharmila Raut, Vinita Rawat, Raja Ray, Ujjwayini Ray, S Subba Reddy, Mahesh Reddy, A Sugunakar Reddy, Raveendra HR Reddy, Sowjanya Reddy, PR Rekha, Savi Rodrigues, Anusha Rohit, Shabnam Roohi, krishna S, Lavanya S, Pushkala. S, Mahesh Sabeetha, Deepak Sadwani, Arvind Sahu, Sunitha Sahu, Apurva Sarin, Sahu, VP Sarasu, Saranya, S Saravanan, Raman Sardana, Arunabhao Sarkar, Dibyendu Sarkar, Smita sarma, Satish, Partha Sarathi Satpathi, Savitri, Shailaja Saxena, Sonal Saxena, Saubhik Sengupta, Rajeev Seth, Purvi Shah, Sweta Shah, Sandip C shah, SK Shahi, Nazira Shaikh, P Shankar, Ajanta Sharma, Anshu Sharma, Pooja Sharma, Shashi Sudan Sharma, Jayanthi Shastri, Nikita Sherwani, Shivaleela, Jayasree Shivadasan, Shreekumar, Ajith Singh, Binay Kumar Singh, Dig Vijay Singh, RK Manojkumar Singh, Satyendra Narayan Singh, Shashi P Singh, Simrita Singh, Sudagar Singh, Varsha A Singh, VB Singh, Sivakumar, Rakesh Srivastava, Sudha, C Sugumari, Sukanta Sinha, Ghanshyam Sone, KN Sridhar, CN Srinivas, S Srinivasan, Sandeep Kumar Srivastava, Sunija, K Sunitha, A Surekha, Sreekar, Namita Srivastava, M Mary Sujatha, B Usha Sundari, Swarnalatha, VP Sugnan, Sunita, Rupali Suryawanshi, Swarna, Venkatesha DT, Ajay Tahlan, Anil Tarigopula, Thilakavathi, Utpal Tatu, MS Tevatia, Narendra Vijay Tirpude, Tiwari, Srikanth Tripathy, Jyotirmaryee Turuk, Robin Tuli, Milind Ubale, Ujjala, Nawaz Umar, Banappa Unger, Sireesha Vaidya, Niraml A Vaniawala, V.Vasuki, NPB Veenakumari, M Veeraswamy, MM Vegad, Rosy Vennila, Ranjan Verma, Santwana Verma, Vijaya, A Vijayalakshmi, RD Vishwakarma, Veena Volvoikar, Chand Wattal, Madhu Yadav, Sarita Yadav, Vijay Yenagi, Kamraan Zaman, GB Zore; 1 Virus Research & Diagnostic Laboratory Network (VRDLN) Team (in alphabetical order): Arvind Bhushan, Swati Gupta, Harmanmeet Kaur, Jitendra Narayan, Salaj Rana, Neetu Vijay. Laboratory surveillance for SARS-CoV-2 in India: Performance of testing & descriptive epidemiology of detected COVID-19, January 22 - April 30, 2020. Indian J Med Res. 2020 May;151(5):424-437. doi: 10.4103/ijmr.IJMR_1896_20. PMID: 32611914; PMCID: PMC7530445.
Deshpande GR, Sapkal GN, Tilekar BN, Yadav PD, Gurav Y, Gaikwad S, Kaushal H, Deshpande KS, Kaduskar O, Sarkale P, Baradkar S, Suryawanshi A, Lakra R, Sugunan AP, Balakrishnan A, Abraham P, Salve P. Neutralizing antibody responses to SARS-CoV-2 in COVID-19 patients. Indian J Med Res. 2020 Jul & Aug;152(1 & 2):82-87. doi: 10.4103/ijmr.IJMR_2382_20. PMID: 32859866; PMCID: PMC7853248.
Bhatia R, Abraham P. The enigmatic COVID-19 pandemic. Indian J Med Res. 2020 Jul & Aug;152(1 & 2):1-5. doi: 10.4103/ijmr.IJMR_3639_20. PMID: 32893843; PMCID: PMC7853290.
Abraham P, Cherian S, Potdar V. Genetic characterization of SARS-CoV-2 & implications for epidemiology, diagnostics & vaccines in India. Indian J Med Res. 2020 Jul & Aug;152(1 & 2):12-15. doi: 10.4103/ijmr.IJMR_3667_20. PMID: 32896836; PMCID: PMC7853292.
Alagarasu K, Potdar VA, Vipat V, Hundekar S, Gunjikar R, Choudhary ML, Abraham P, Lole KS. Utility of a modified heat inactivation method for direct detection of SARS-CoV-2 by RT-qPCR in viral transport medium bypassing RNA extraction: A preliminary study. Indian J Med Res. 2020 Jul & Aug;152(1 & 2):108-110. doi: 10.4103/ijmr.IJMR_3121_20. PMID: 32952145; PMCID: PMC7853279.
Agarwal A, Mukherjee A, Kumar G, Chatterjee P, Bhatnagar T, Malhotra P; PLACID Trial Collaborators. Convalescent plasma in the management of moderate covid-19 in adults in India: open label phase II multicentre randomised controlled trial (PLACID Trial). BMJ. 2020 Oct 22;371:m3939. doi: 10.1136/bmj.m3939. Erratum in: BMJ. 2020 Nov 3;371:m4232. doi: 10.1136/bmj.m4232. PMID: 33093056; PMCID: PMC7578662.
Pawar SD, Kode SS, Keng SS, Tare DS, Abraham P. Steps, implementation and importance of quality management in diagnostic laboratories with special emphasis on coronavirus disease-2019. Indian J Med Microbiol. 2020 Jul-Dec;38(3 & 4):243-251. doi: 10.4103/ijmm.IJMM_20_353. PMID: 33154231; PMCID: PMC7709653.
Fletcher GJ, Anantharam R, Radhakrishnan K, Singh U, Karunakaran A, Jeyaseelan V, Abraham P. Evaluation of reliability and performance of hepatitis B virus-e-antigen assays in tertiary care setting. J Immunoassay Immunochem. 2018;39(6):622-635. doi: 10.1080/15321819.2018.1529680. PMID: 30362912.
Daniel HD, David J, Raghuraman S, Gnanamony M, Chandy GM, Sridharan G, Abraham P. Comparison of Three Different Hepatitis C Virus Genotyping Methods: 5'NCR PCR-RFLP, Core Type-Specific PCR, and NS5b Sequencing in a Tertiary Care Hospital in South India. J Clin Lab Anal. 2017 May;31(3):e22045. doi: 10.1002/jcla.22045. Epub 2016 Sep 1. PMID: 27580956; PMCID: PMC6816979.
Nawadkar, Renuka, et al. "Case report of laboratory-acquired vaccinia virus infection in India/Cas d'infection en laboratoire par le virus de la vaccine en Inde." Weekly Epidemiological Record, vol. 96, no. 5-6, 5 Feb. 2021, pp. 33+. Gale Academic OneFile, link.gale.com/apps/doc/A653207085/AONE?u=anon~51f63de0&sid=googleScholar&xid=2a40e87b. Accessed 22 July 2026.