An Autonomous National Institute, Government of India, Department of Biotechnology, Ministry of Science & Technology
Home » Cholera & Environmental Biology » Scientists » Sabu Thomas
Sabu Thomas, Ph.D.
Scientist E1
Tel : +91-471-2529521
Email :



Research Papers: 34 , Book Chapters: 06
  1. Nimmy Augustine, Wilson Peter, Savita Kerkar and Sabu Thomas, 2012. Arctic actinomycetes as potential inhibitors of Vibrio cholerae biofilm. Curr Microbiol.64(4):338-42.
  2. Diana E Waturangi, Ignasius Joanito, Yogiara Yogi and Sabu Thomas, 2012. Use of REP- and ERIC-PCR to reveal genetic heterogeneity of Vibrio cholerae from edible ice in Jakarta, Indonesia, Gut Pathogens 4:2 doi:10.1186/1757-4749-4-2
  3. B.B. Lahiri, M.P. Divya, S. Bagavathiappan, Sabu Thomas and John Philip, 2012.Detection of Pathogenic Gram Negative Bacteria using Infrared Thermography, Infrared Physics & Technology,55:485-490
  4. Vinothkannan Ravichandiran, Karthi S, Sabu Thomas and Adline Princy, 2012. Structure-based virtual screening for plant-derived SdiA-selective ligands as potential antivirulent agents against uropathogenic Escherichia coli. Eur J Med Chem. 48:200-5
  5. Praveen Kumar and Sabu Thomas, 2011. Presence of qnrVC3 gene cassette in SXT and class 1 integrons of Vibrio cholerae, International Journal of Antimicrobial Agents,37(3):280-1
  6. Praveen Kumar and Sabu Thomas, 2011. Classical ctxB gene in Vibrio cholerae O1 and O56 serogroups from Kerala, South India. J. Medical Microbiology, 60(4):559-60
  7. Praveen Kumar, Anuja Thulaseedharan, Gautam Chowdhury, Thandavarayan Ramamurthy and Sabu Thomas, 2011. Characterization of novel alleles of toxin co-regulated pilus A gene (tcpA) from environmental isolates of Vibrio cholerae, Current Microbiology, 62:758-763.
  8. Nimmy Augustine, Praveen Kumar and Sabu Thomas, 2010. Inhibition of Vibrio cholerae biofilm by AiiA enzyme produced from Bacillus spp. Archives of Microbiology, 192 (12) 1019-1022.
  9. Praveen Kumar., Wilson Peter A and Sabu Thomas, 2010. Characterization of an SXT variant Vibrio cholerae Ogawa from a patient in Trivandrum, India. Fems Microbiol Lett. 303: 132-136
  10. Praveen Kumar, Wilson Peter A and Sabu Thomas, 2010. Rapid detection of virulence associated genes in environmental isolates of Vibrio cholerae by multiplex PCR. Current Microbiol, 60: 199-202.
  11. Wilson Peter A, Rojan P.John, Praveen Kumar and Sabu Thomas, 2009. Tannin Acyl Hydrolyase production by Citrobacter sp.isolated from tannin rich environment, using Tamarindus indica seed power. J. Appl.Sci.Environ.Manage,13(4)95-97.
  12. Sankar Jagadeeshan, Praveen Kumar, Wilson Peter A and Sabu Thomas, 2009. Multiresistant Environmental Vibrio cholerae non-O1/non-O139 Strains: Resistance pattern and Virulence factors, Journal of Basic Microbiology:49,538-544
  13. Praveen Kumar and Sabu Thomas, 2009. Presence of dfr6 gene cassette in superintegron of non-O1/non-O139 strain of Vibrio cholerae. Antimicrobial Agents Chemother. 53:4959–4960
  14. Runa A, Krishnan KP, Sabu Thomas, Wilson Peter.A and M. Thamban, 2009.Phenotypic and molecular identification of Cellulosimicrobium cellulans isolated from Antarctic snow, Antonie van Leeuwenhoek , 96:627–634.
  15. Kumar P, Wilson Peter and Sabu Thomas, 2008. Detection of virulence genes in Vibrio cholerae isolated from aquatic environment in Kerala, Southern India. Appl Biochem Biotechnol., 151:256-62.
  16. Sabu Thomas, Dhanya R, Remani B and Singh D.V, 2007. Detection and molecular characterization of Vibrio cholerae O1 Inaba biotype El Tor strain in Kerala, S. India. World J. Microbiology and Biotechnology, 24: 433-434.
  17. Sabu Thomas, K. Harikrishnan and Sandhya C Nair. 2006. Molecular Analyis of Bacterial population in Coconut husk retting areas. Indian Journal of Biotechnology, 5: 559-561
  18. Sabu Thomas, Harikrishnan K, Manoj Narayanan and Sandhya C. Nair. 2004. Detection and Molecular characterization of waterborne pathogenic E. coli from different water sources using Multiplex PCR. Indian Journal of Biotechnology, 3: 603-605.
  19. Paul M. R, Sabu Thomas, Sandhya C and Das M R. 2004. Impact of physico-chemical parameters on the Microbial population and its nature in a major retting zone of Kerala. International J. Environ. Studies, 61 (5): 571-578.
  20. Sabu Thomas, Harikrishnan K, Sanil George, Paulmurugan R and Das, M R. 2001. A study on the water quality of Kuttanad wetland ecosystem. Poll. Res. 20 (1): 59-66.
  21. Harikrishnan K, Sanil George, Sabu Thomas, Paulmurugan R and Das, M R. 2001. Distribution of HCH residues in Kuttanad wetland ecosystem. Ecol. Envt. Conser. 7 (1): 105-109.
  22. Sabu Thomas, Sandhya C N and Paulmurugan R. 2000. Drinking water quality status in Kottaracara area, Kollam district, Kerala. Ind. J. Envt. Ecoplan. 3 (1): 143- 145.
  23. Sabu Thomas and Abdul Azis P K. 2000. Physico-chemical limnology of a tropical reservoir in Kerala. Ecol. Envt. Conser. 6 (2): 159- 162.
  24. Sabu Thomas, Sanil George, Harikrishnan K, Paulmurugan R, Sathish M and Das M R.1999. Spatio-temporal distribution and ecology of benthos in the Kuttanad wetland ecosystem. Poll.Res. 18 (3) :246-253.
  25. Sabu Thomas and Abdul Azis P K. 1999. Zooplankton community characteristics in the Peppara reservoir. Poll. Res. 18 (3): 257-260.
  26. Sabu Thomas and Abdul Azis P K. 1999. Status of reservoir fisheries in Kerala and strategies for the development with special reference to Peppara reservoir, Kerala. Ecol. Envt. Conser. 5 (1): 51-54.
  27. Harikrishnan K, Sabu Thomas, Sanil George , Paulmurugan R, Sathish M and Das M R. 1999. A study on the ecology and distribution of phytoplankton in the Kuttanad wetland ecosystem, Kerala. Poll. Res. 18 (3): 273-281.
  28. Sanil George, Harikrishnan, K., Sabu Thomas, Paulmurugan, R. Sathish Mundayoor and Das, M.R. 1999. Distribution of heavy metals in the Kuttanad wetland ecosystem, Kerala. India. International Journal of Ecology and Envt. Sci. 25 (1): 91 – 95.
  29. Sabu Thomas. 1998. Need and importance of environmental education in school curriculum. Ind. J. Envt. Ecoplan. 1 (1&2): 77 –79.
  30. Sabu Thomas and Abdul Azis, P. K. 1998. Plankton abundance and zonal differentiation in the Peppara Reservoir. Ind. J. Envt. Ecoplan. 1 (1&2): 21 – 25.
  31. Sabu Thomas.1997.Limnology of a man-made reservoir on the western ghats, S. Kerala. American Society of Limnology and Oceanography Bulletin(ASLO – USA) 6 (2).
  32. Sabu Thomas and Abdul Azis, P. K. 1996. Spatial and temporal distribution of nutrients in the Peppara reservoir – A man-made ecosystem in the western ghats, S. India. Poll. Res. 15 (1): 5 –10.
  33. Arjunan. N.K., Hari Krishnan, K., Shyam Kumar, S. and Sabu Thomas. 1996. Environmental attitude among rural and urban students. International Educator. 11 (1 &2): 20 – 22.
  34. Arjunan, N. K. , Hari Krishnan, K., Shyam Kumar. S and Sabu Thomas. 1995. Development and standardization of an environmental attitude scale on projective techniques. J. Educo – Ecology. 12: 1 – 5.