Dr. Triveni Krishnan

Research Scientist
National Institute of Cholera and Enteric Diseases, India

Highest Degree
Ph.D. in Botany from University of Calcutta, India

My URL
https://livedna.org/91.5536

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Biography

Dr. Triveni Krishnan is currently working as Scientist E at National Institute of Cholera and Enteric Diseases, India. She obtained her Ph.D. in Botany from University of Calcutta, India. Her main area of interest related to Biomedical Sciences. Her area of expertise includes Rotavirus, Norovirus, Sapovirus, Astrovirus, Adenovirus, Picobirnavirus, and Diarrhoea. She has 44 publications in journals as author/co-author.

Area of Interest:

Biomedical Sciences
Rotavirus
Norovirus
Sapovirus
Astrovirus

Selected Publications

  1. Krishnan, T., 2014. Novel human astroviruses: Challenges for developing countries. VirusDisease, 25: 208-214.
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  2. Pativada, M., R. Bhattacharya and T. Krishnan, 2013. Novel human astrovirus strains showing multiple recombinations within highly conserved ORF1b detected from hospitalized acute watery diarrhea cases in Kolkata, India. Infect. Genet. Evol., 20: 284-291.
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  3. Kang, G., R. Desai, R. Arora, S. Chitamabar and T.N. Naik et al., 2013. Diversity of circulating rotavirus strains in children hospitalized with diarrhea in India, 2005-2009. Vaccine, 31: 2879-2883.
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  4. Ghosh, S., N. Urushibara, M. Chawla-Sarkar, T. Krishnan and N. Kobayashi, 2013. Whole genomic analyses of asymptomatic human G1P[6], G2P[6] and G3P[6] rotavirus strains reveal intergenogroup reassortment events and genome segments of artiodactyl origin. Infect. Genet. Evol., 16: 165-173.
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  5. Sumi, A., K. Rajendran, T. Ramamurthy, T. Krishnan, G.B. Nair, K. Harigane and N. Kobayashi, 2012. Effect of temperature, relative humidity and rainfall on rotavirus infections in Kolkata, India. Epidemiol. Infect., 141: 1-10.
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  6. Sowmyanarayanan, T.V., T. Patel, R. Sarkar, S. Broor and S.D. Chitambar et al., 2012. Direct costs of hospitalization for rotavirus gastroenteritis in different health facilities in India. Indian J. Med. Res., 136: 68-73.
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  7. Pativada, M., S.M. Nataraju, B. Ganesh, K. Rajendran and T. Ramamurthy et al., 2012. Emerging trends in the epidemiology of human astrovirus infection among infants, children and adults hospitalized with acute watery diarrhea in Kolkata, India. Infect. Genet. Evol., 12: 1685-1693.
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  8. Pativada, M.S., D. Chatterjee, N.S. Mariyappa, K. Rajendran and M.K. Bhattacharya et al., 2011. Emergence of unique variants and inter-genotype recombinants of human astroviruses infecting infants, children and adults in Kolkata, India. Int. J. Mol. Epidemiol. Genet., 2: 228-235.
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  9. Nataraju, S.M., M.S. Pativada, R. Kumar, M.K. Bhattacharya, S.R. Bagchi, N. Kobayashi and T. Krishnan, 2011. Emergence of novel Norovirus recombinants with NVGII.1/NVGII.5 RdRp gene and NVGII.13 capsid gene among children and adults in Kolkata, India. Int. J. Mol. Epidemiol. Genet., 2: 130-137.
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  10. Nataraju, S.M., M. Pativada, D. Chatterjee, M.K. Nayak and B. Ganesh et al., 2011. Molecular epidemiology of norovirus infections in children and adults: Sequence analysis of region C indicates genetic diversity of NVGII strains in Kolkata, India. Epidemiol. Infect., 139: 910-918.
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  11. Ganesh, B., S. Nagashima, S. Ghosh, S.M. Nataraju and K. Rajendran et al., 2011. Detection and molecular characterization of multiple strains of Picobirnavirus causing mixed infection in a diarrhoeic child: Emergence of prototype Genogroup II-like strain in Kolkata, India. Int. J. Mol. Epidemiol. Genet., 2: 61-72.
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  12. Yamamoto, D., S. Ghosh, B. Ganesh, T. Krishnan and M. Chawla-Sarkar et al., 2010. Analysis of genetic diversity and molecular evolution of human group B rotaviruses based on whole genome segments. J. Gen. Virol., 91: 1772-1781.
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  13. Nataraju, S.M., B. Ganesh, S. Das, S. Chowdhury and M.K. Nayak et al., 2010. Emergence of Noroviruses homologous to strains reported from Djibouti (horn of Africa), Brazil, Italy, Japan and USA among children in Kolkata, India. Eur. Rev. Med. Pharmacol. Sci., 14: 789-794.
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  14. Nair, G.B., T. Ramamurthy, M.K. Bhattacharya, T. Krishnan and S. Ganguly et al., 2010. Emerging trends in the etiology of enteric pathogens as evidenced from an active surveillance of hospitalized diarrhoeal patients in Kolkata, India. Gut. Pathog., Vol. 2 10.1186/1757-4749-2-4.
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  15. Nagashima, S., N. Kobayashi, S.K. Paul, S. Ghosh, M. Chawla-Sarkar, M.A. Hossain and T. Krishnan, 2010. Identification of P[8]b subtype in OP354-like human rotavirus strains by a modified RT-PCR method. Jpn. J. Infect. Dis., 63: 208-211.
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  16. Krishnan, T., 2010. Picobirnavirus. In: Molecular Detection of Human Viral Pathogens, Liu, D. (Eds.). Chapter 69, Taylor and Francis Group, USA., ISBN: 9781439812365, pp: 761-768.

  17. Ghosh, S., N. Kobayashi, S. Nagashima, M. Chawla-Sarkar, T. Krishnan, B. Ganesh and T.N. Naik, 2010. Molecular characterization of the VP1, VP2, VP4, VP6, NSP1 and NSP2 genes of bovine group B rotaviruses: Identification of a novel VP4 genotype. Arch. Virol., 155: 159-167.
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  18. Ghosh, S., N. Kobayashi, S. Nagashima, M. Chawla-Sarkar, T. Krishnan, B. Ganesh and T.N. Naik, 2010. Full genomic analysis and possible origin of a porcine G12 rotavirus strain RU172. Virus Genes., 40: 382-388.
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  19. Ganesh, B., S.M. Nataraju, K. Rajendran, T. Ramamurthy and S. Kanungo et al., 2010. Detection of closely related Picobirnaviruses among diarrhoeic children in Kolkata: Evidence of zoonoses? Infect. Genet. Evol., 10: 511-516.
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  20. Nayak, M.K., D. Chatterjee, S.M. Nataraju, M. Pativada and U. Mitra et al., 2009. A new variant of Norovirus GII.4/2007 and inter-genotype recombinant strains of NVGII causing acute watery diarrhoea among children in Kolkata, India. J. Clin. Virol., 45: 223-229.
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  21. Nataraju, S.M., U.K. Chattopadhyay and T. Krishnan, 2009. A study on the possibility of zoonotic infection in rotaviral diarrhoea among calves and buffalo calves in and around Kolkata, India. Eur. Rev. Med. Pharmacol. Sci., 13: 7-11.
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  22. Nagashima, S., N. Kobayashi, S.K. Paul, M.M. Alam, M. Chawla-Sarkar and T. Krishnan, 2009. Characterization of full-length VP4 genes of OP354-like P [8] human rotavirus strains detected in Bangladesh representing a novel P [8] subtype. Arch. Virol., 154: 1223-1231.
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  23. Mukherjee, A., D. Dutta, S. Ghosh, P. Bagchi and S. Chattopadhyay et al., 2009. Full genomic analysis of a human group A rotavirus G9P[6] strain from Eastern India provides evidence for porcine-to-human interspecies transmission. Arch. Virol., 154: 733-746.
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  24. Nayak, M.K., G. Balasubramanian, G.C. Sahoo, R. Bhattacharya and J. Vinje et al., 2008. Detection of a novel intergenogroup recombinant Norovirus from Kolkata, India. Virology, 377: 117-123.
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  25. Nagashima, S., N. Kobayashi, M. Ishino, M.M. Alam and M.U. Ahmed et al., 2008. Whole genomic characterization of a human rotavirus strain B219 belonging to a novel group of the genus Rotavirus. J. Med. Virol., 80: 2023-2033.
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  26. Alam, M.M., N. Kobayashi, M. Ishino, S. Nagashima and S.K. Paul et al., 2008. Identical rearrangement of NSP3 genes found in three independently isolated virus clones derived from mixed infection and multiple passages of Rotaviruses. Arch. Virol., 153: 555-559.
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  27. Kobayashi, N., M. Ishino, Y.H. Wang, M. Chawla-Sarkar, T. Krishnan and T.N. 2007. Diversity of G-Type and P-Type of Human and Animal Rotaviruses and its Genetic Background. In: Communicating Current Research and Educational Topics and Trends in Applied Microbiology, Mendez-Vilas, A. (Ed.). Vol. 2, FORMATEX, Spain, ISBN: 9788461194223, pp: 847-858.

  28. Bhattacharya, R., G.C. Sahoo, M.K. Nayak, K. Rajendran and P. Dutta et al., 2007. Detection of Genogroup I and II human picobirnaviruses showing small genomic RNA profile causing acute watery diarrhoea among children in Kolkata, India. Infect. Genet. Evol., 7: 229-238.
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  29. Varghese, V., S. Ghosh, S. Das, S.K. Bhattacharya and T. Krishnan et al., 2006. Characterization of VP1, VP2 and VP3 gene segments of a human rotavirus closely related to porcine strains. Virus. Genes, 32: 241-247.
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  30. Samajdar, S., V. Varghese, P. Barman, S. Ghosh and U. Mitra et al., 2006. Changing pattern of human group A rotaviruses: Emergence of G12 as an important pathogen among children in eastern India. J. Clin. Virol., 36: 183-188.
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  31. Bhattacharya, R., G.C. Sahoo, M.K. Nayak, S. Ghosh and P. Dutta et al., 2006. Molecular epidemiology of human astrovirus infections in Kolkata, India. Infect. Genet. Evol., 6: 425-435.
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  32. Bhattacharya, R., G.C. Sahoo, M.K. Nayak, D.R. Saha and D. Sur et al., 2006. Molecular epidemiology of human picobirnaviruses among children of a slum community in Kolkata, India. Infect. Genet. Evol., 6: 453-458.
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  33. Barman, P., S. Ghosh, S. Samajdar, U. Mitra and P. Dutta et al., 2006. RT-PCR based diagnosis revealed importance of human group B rotavirus infection in childhood diarrhoea. J. Clin. Virol., 36: 222-227.
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  34. Krishnan, T., 2005. Role of Environmental Factors in Etiology of Viral Infections and their Control Measures. In: Perspectives in Environmental Health: Vector and Waterborne Diseases, Mukhopadhyay, A. and A. Krishna De (Eds.). Chapter 13, D.K. Publishers Distributors (P) Ltd., New Delhi, India, pp: 169-187.

  35. Das, S., V. Varghese, S. Chaudhury, P. Barman and S. Mahapatra et al., 2004. Emergence of novel human group A rotavirus G12 strains in India. J. Clin. Microbiol., 41: 2760-2762.
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  36. Das, S., V. Varghese, S. Chaudhuri, P. Barman and K. Kojima et al., 2004. Genetic variability of human rotavirus strains isolated from Eastern and Northern India. J. Med. Virol., 72: 156-161.
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  37. Barman, P., S. Ghosh, S. Das, V. Varghese and S. Chaudhuri et al., 2004. Sequencing and sequence analysis of VP7 and NSP5 genes reveal emergence of a new genotype of bovine group B rotaviruses in India. J. Clin. Microbiol., 42: 2816-2818.
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  38. Varghese, V., S. Das, N.B. Singh, K. Kojima and S.K. Bhattacharya et al., 2003. Molecular characterization of a human rotavirus reveals porcine characteristics in most of the genes including VP6 and NSP4. Arch. Virol., 149: 155-172.
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  39. Das, S., A. Sen, G. Uma, V. Varghese and S. Chaudhuri et al., 2002. Genomic diversity of group A rotavirus strains infecting humans in eastern India. J. Clin. Microbiol., 40: 146-149.
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  40. Sen, A., N. Kobayashi, S. Das, T. Krishnan, S.K. Bhattacharya and T.N. Naik, 2001. The evolution of human group B rotaviruses. Lancet, 357: 198-199.
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  41. Kobayashi, N., T.N. Naik, Y. Kusuhara, T. Krishnan and A. Sen et al., 2001. Sequence analysis of genes encoding structural and nonstructural proteins of a human group B rotavirus detected in Calcutta, India. J. Med. Virol., 64: 583-588.
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  42. Sen, A., N. Kobayashi, S. Das, T. Krishnan, S.K. Bhattacharya, S. Urasawa and T.N. Naik, 2000. Amplification of various genes of human group B rotavirus from stool specimens by RT-PCR. J. Clin. Virol., 17: 177-181.
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  43. Krishnan, T., A. Sen, J.S. Choudhury, S. Das, T.N. Naik and S.K. Bhattacharya, 1999. Emergence of adult diarrhoea rotavirus in Calcutta, India. Lancet, 353: 380-381.
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  44. Krishnan, T. and T.N. Naik, 1997. Electronmicroscopic evidence of torovirus like particles in children with diarrhoea. Indian J. Med. Res., 105: 108-110.
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  45. Naik, T.N. and T. Krishnan, 1996. Rotavirus vaccine: Current status and future prospects. Indian J. Med. Res., 104: 76-85.
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  46. Krishnan, T., T.N. Naik and U. Desselberger, 1996. Molecular epidemiology of human rotaviruses: Reassortment in vivo as a mechanism for strain diversity? J. Infect., 32: 169-170.
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  47. Bhattacharya, S.K., M.K. Bhattacharya, B. Manna, D. Dutta and A. Deb et al., 1995. Risk factors for development of dehydration in young children with acute watery diarrhoea: A case-control study. Acta Paediatrica, 84: 160-164.
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  48. Krishnan, T., B. Burke, S. Shen, T.N. Naik and U. Desselberger, 1994. Molecular epidemiology of human rotaviruses in Manipur: Genome analysis of rotaviruses of long electropherotype and subgroup I. Arch. Virol., 134: 279-292.
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  49. Krishnan, T. and A.K. Chandra, 1983. Purification and characterization of α-amylase from Bacillus licheniformis CUMC305. Applied Environ. Microbiol., 46: 430-437.
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  50. Krishnan, T. and A.K. Chandra, 1983. Correlation between α-Amylase production and sporulation in Bacillus licheniformis CUMC 305 with respect to the effect of some carbohydrates and phenylmethylsulfonyl fluoride treatment. Zentralbl Mikrobiol., 138: 475-485.
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  51. Krishnan, T. and A.K. Chandra, 1982. Effect of oilseed cakes on alpha-amylase production by Bacillus licheniformis CUMC305. Applied Environ. Microbiol., 44: 270-274.
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