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Jayaraman Y, Mehendale S, Jayaraman R, Varghese R, Chethrapilly Purushothaman GK, Rajkumar P, Sukumar B, Pillai RK, Mohan G, Radhakrishnan DN, Sridharan S, Babu N, Ganesapillai M, Rao SP, Kar SK, Manchanda V, Kanga A, Verghese VP, Veeraraghavan B. Immunochromatography in CSF improves data on surveillance of S. pneumoniae meningitis in India. J Infect Public Health. 2018 Sep-Oct;11(5):735-738. doi: 10.1016/j.jiph.2018.01.002. Epub 2018 Mar 30. PMID: 29606535.
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Verghese VP, Veeraraghavan B, Jayaraman R, Varghese R, Neeravi A, Jayaraman Y, Thomas K, Mehendale SM. incidence of penicillin- and cefotaxime-resistant Streptococcus pneumoniae causing meningitis in India: Time for revision of treatment guidelines? Indian J Med Microbiol. 2017 Apr-Jun;35(2):228-236. doi: 10.4103/ijmm.IJMM_17_124. PMID: 28681811.
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Veeraraghavan B, Jayaraman R, John J, Varghese R, Neeravi A, Verghese VP, Thomas K. Customized sequential multiplex PCR for accurate and early determination of invasive pneumococcal serotypes found in India. J Microbiol Methods. 2016 Nov;130:133-135. doi: 10.1016/j.mimet.2016.09.007. Epub 2016 Sep 10. PMID: 27623479.
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Veeraraghavan B, Lal B, Devanga Ragupathi NK, Neeravi IR, Jeyaraman R, Varghese R, Paul MM, Baskaran A, Ranjan R. First genome report on novel sequence types of Neisseria meningitidis: ST12777 and ST12778. J Glob Antimicrob Resist. 2018 Mar;12:117-118. doi: 10.1016/j.jgar.2017.11.014. Epub 2017 Dec 18. PMID: 29269053.
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Prakash JA, Sohan Lal T, Rosemol V, Verghese VP, Pulimood SA, Reller M, Dumler JS. Molecular detection and analysis of spotted fever group Rickettsia in patients with fever and rash at a tertiary care centre in Tamil Nadu, India. Pathog Glob Health. 2012 Mar;106(1):40-5. doi: 10.1179/2047773212Y.0000000001. PMID: 22595273; PMCID: PMC4001510.
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Varghese R, Jayaraman R, Veeraraghavan B. Current challenges in the accurate identification of Streptococcus pneumoniae and its serogroups/serotypes in the vaccine era. J Microbiol Methods. 2017 Oct;141:48-54. doi: 10.1016/j.mimet.2017.07.015. Epub 2017 Aug 2. PMID: 28780272.
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Veeraraghavan B, Jayaraman R, John J, Varghese R, Neeravi A, Verghese VP, Thomas K. Customized sequential multiplex PCR for accurate and early determination of invasive pneumococcal serotypes found in India. J Microbiol Methods. 2016 Nov;130:133-135. doi: 10.1016/j.mimet.2016.09.007. Epub 2016 Sep 10. PMID: 27623479.
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Jayaraman R, Varghese R, Kumar JL, Neeravi A, Shanmugasundaram D, Ralph R, Thomas K, Veeraraghavan B. Invasive pneumococcal disease in Indian adults: 11 years' experience. J Microbiol Immunol Infect. 2019 Oct;52(5):736-742. doi: 10.1016/j.jmii.2018.03.004. Epub 2018 May 22. PMID: 29884448.
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Varghese R, Neeravi A, Subramanian N, Pavithra B, Kavipriya A, Kumar JL, Girish Kumar CP, Jeyraman Y, Karthik G, Verghese VP, Veeraraghavan B. Clonal similarities and sequence-type diversity of invasive and carriage Streptococcus pneumoniae in India among children under 5 Years. Indian J Med Microbiol. 2019 Jul-Sep;37(3):358-362. doi: 10.4103/ijmm.IJMM_19_348. PMID: 32003333.
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Veeraraghavan B, Lal B, Devanga Ragupathi NK, Neeravi IR, Jeyaraman R, Varghese R, Paul MM, Baskaran A, Ranjan R. First genome report on novel sequence types of Neisseria meningitidis: ST12777 and ST12778. J Glob Antimicrob Resist. 2018 Mar;12:117-118. doi: 10.1016/j.jgar.2017.11.014. Epub 2017 Dec 18. PMID: 29269053.
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John, J., Varghese, R., Lionell, J., Neeravi, A. and Veeraraghavan, B. Non-vaccine Pneumococcal Serotypes Among Children with Invasive Pneumococcal Disease Indian Pediatr; 2018, 55 (10): 874-876
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Napolean M, Rosemol V, John M, Varghese AM, Periyasamy J, Balaji V, Naina P. Nasopharyngeal colonization of otopathogens in South Indian children with acute otitis media - A case control pilot study. J Otol. 2021 Oct;16(4):220-224. : 10.1016/j.joto.2021.02.004. Epub 2021 Mar 4. PMID: 34548867; PMCID: PMC8438633.
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Molander V, Elisson C, Balaji V, Backhaus E, John J, Vargheese R, Jayaraman R, Andersson R. Invasive pneumococcal infections in Vellore, India: clinical characteristics and distribution of serotypes. BMC Infect Dis. 2013 Nov 9;13:532. doi: 10.1186/1471-2334-13-532. PMID: 24206667; PMCID: PMC3827497.
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Varghese R, Neeravi A, Jacob JJ, Vasudevan K, Kumar JL, Subramanian N, Veeraraghavan B. Comparative genomics of invasive Streptococcus pneumoniae CC320/271 serotype 19F/19A before the introduction of pneumococcal vaccine in India. Mol Biol Rep. 2021 Apr;48(4):3265-3276. doi: 10.1007/s11033-021-06353-6. Epub 2021 Apr 19. PMID: 33876375.
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Varghese R, Basu S, Neeravi A, Pragasam A, Aravind V, Gupta R, Miraclin A, Ramaiah S, Anbarasu A, Veeraraghavan B. Emergence of Meropenem Resistance Among Cefotaxime Non-susceptible Streptococcus pneumoniae: Evidence and Challenges. Front Microbiol. 2022 Feb 3;12:810414. doi: 10.3389/fmicb.2021.810414. PMID: 35185834; PMCID: PMC8853538.
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Sahni RD, Balaji V, Varghese R, John J, Tansarli GS, Falagas ME. Evaluation of fosfomycin activity against uropathogens in a fosfomycin-naive population in South India: a prospective study. Future Microbiol. 2013 May;8(5):675-80. doi: 10.2217/fmb.13.31. PMID: 23642120.
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Mathew G, George AS, Deepthi RV, Rose W, Verghese VP, Varghese R, Veeraraghavan B, Agarwal I. Epidemiology and outcomes of pneumococcal sepsis in children with nephrotic syndrome in a developing country. Pediatr Nephrol. 2022 Apr 14:1–7. doi: 10.1007/s00467-022-05550-0. Epub ahead of print. PMID: 35425998; PMCID: PMC9009986.
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Samson D, Rupa V, Veeraraghavan B, Varghese R, Isaac R, L J. Follow up of a birth cohort to identify prevalence and risk factors for otitis media among Indian children in the eighth year of life. Int J Pediatr Otorhinolaryngol. 2020 Oct;137:110201. doi: 10.1016/j.ijporl.2020.110201. Epub 2020 Jul 10. PMID: 32658800.
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Varghese R, Veeraraghavan B. Decoding the Penicillin Resistance of Streptococcus pneumoniae for Invasive and Noninvasive Infections. Microb Drug Resist. 2021 Jul;27(7):942-950. doi: 10.1089/mdr.2020.0233. Epub 2020 Sep 30. PMID: 32996825.
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Rosemol Varghese, Binesh Lal Yesudhason, Leena Robinson Vimala, Ayyanraj Neeravi, Kavipriya Anandhan, Pavithra Baskar, Divyaa Elangovan, Abi Manesh, Prince James, Richa Gupta, Balaji Veeraraghavan. Pneumococcal serotypes causing non-invasive pneumonia in adults from a South Indian tertiary care hospital and the impact of the newer conjugate vaccines ACCESS MICROBIOLOGY Volume 3, Issue 12.https://doi.org/10.1099/acmi.0.000258
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Balasubramanian S, Singh P, Dhanalakshmi K, Putlibai S, Varghese R. Clinico-microbiological profile of invasive pneumococcal disease amongst hospitalised children in South India. Indian J Med Microbiol. 2019 Oct-Dec;37(4):598-599. doi: 10.4103/ijmm.IJMM_20_135. PMID: 32436889
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Sutcliffe CG, Shet A, Varghese R, Veeraraghavan B, Manoharan A, Wahl B, Chandy S, Sternal J, Khan R, Singh RK, Santosham M, Arora NK. Nasopharyngeal carriage of Streptococcus pneumoniae serotypes among children in India prior to the introduction of pneumococcal conjugate vaccines: a cross-sectional study. BMC Infect Dis. 2019 Jul 10;19(1):605. doi: 10.1186/s12879-019-4254-2. PMID: 31291902; PMCID: PMC6621985.
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Varghese R, Daniel JL, Neeravi A, Baskar P, Manoharan A, Sundaram B, Manchanda V, Saigal K, Yesudhasan BL, Veeraraghavan B. Multicentric Analysis of Erythromycin Resistance Determinants in Invasive Streptococcus pneumoniae; Associated Serotypes and Sequence Types in India. Curr Microbiol. 2021 Aug;78(8):3239-3245. doi: 10.1007/s00284-021-02594-7. Epub 2021 Jul 5. PMID: 34223923.
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Veeraraghavan B, Varghese R, Saigal K, Balasubramanian S, Bai PSP, Lal Y B, Neeravi A, Baskar P, Anandhan K, Kumar CPG, Jayaraman Y, Nag VL, Baveja S, J B, Joshi SA, Iyer R. Activity of novel lactone ketolide nafithromycin against multicentric invasive and non-invasive pneumococcal isolates collected in India. JAC Antimicrob Resist. 2021 Jun 1;3(2):dlab066. doi: 10.1093/jacamr/dlab066. PMID: 34223128; PMCID: PMC8210042.
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Mathew G, George AS, Deepthi RV, Rose W, Verghese VP, Varghese R, Veeraraghavan B, Agarwal I. Epidemiology and outcomes of pneumococcal sepsis in children with nephrotic syndrome in a developing country. Pediatr Nephrol. 2023 Jan;38(1):131-137. Link
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Rafiqullah IM, Varghese R, Hellmann KT, Velmurugan A, Neeravi A, Kumar Daniel JL, Vidal JE, Kompithra RZ, Verghese VP, Veeraraghavan B, Robinson DA. Pneumococcal population genomics changes during the early time period of conjugate vaccine uptake in southern India. Microb Genom. 2024 Feb;10(2). doi: 10.1099/mgen.0.001191. PMID: 38315173.