Connecting Science and Technology for a brighter tomorrow

Name : Dr. Ratul Saikia
Designation : Principal Scientist
Qualification : M.Sc. Ph.D.
Contact Details : Ph: +91-376-2372951; Ext. 2325 Fax: +91- 376-2370011 Mobile- +91- 9435478664
Email id :,

Research Interest
  • Bacterial Genomics
  • Molecular Plant-Microbes Interactions.
  • Biotic and Abiotic Stresses
  • Completed : 03 nos. (DST & ICAR)
  • Ongoing : 05 nos. (ICAR, DBT & DST)
List of Publications (Most Recent Ten)
Total No. of Publications: Papers: 53 Nos.; Book chapters: 08 nos.; Book: 01 no. (Microbial Biotechnology as Chief Editor)
  • Rajal Debnath, Archana Yadav, Bhim P. Singh, Vijai K. Gupta, Ratul Saikia*(2016). Bacterial Composition of Endemic Rhododendron arboreum Sm. Ssp. delavayi Rhizosphere under Cold Climatic Conditions along the Eastern Himalayan Slope, Tawang, India. Frontiers in Plant Science, 7:1345. (doi: 10.3389/ fpls.2016.01345).
  • A. Gohain, A. Gogoi, R. Debnath, A.Yadav, B. P. Singh, V. K Gupta, R. Sharma, R. Saikia* (2015). Antimicrobial biosynthetic potential and genetic diversity of endophytic actinomycetes associated with medicinal plants. FEMS Microbiology Letters. 362, (doi: 10.1093/femsle/fnv158).
  • R. K Sarma, A. Gogoi, B. Dehury, R. Debnath, T. C Bora, R. Saikia* (2014). Community profiling of culturable fluorescent pseudomonads in the rhizosphere of green gram (Vigna radiata L.). PLOS ONE, 9: 10, e108378.
  • Rupak K Sarma, Ratul Saikia* (2014) Alleviation of drought stress in mung bean by strain Pseudomonas aeruginosa GGRJ21. Plant & Soil. 377(1):111-126.(DOI:10.1007/s11104-013-1981-9).
  • Rajal Debnath, Ratul Saikia*, Rupak K. Sarma, Archana Yadav, Tarun C Bora, Pratap J. Handique (2013). Psychrotolerant antifungal Streptomyces isolated from Tawang, India and the shift in chitinase gene family. Extremophiles, 17(6):1045-1059. (DOI 10.1007/s00792-013-0587-8).
  • Ouarda Fellahi, Rupak K. Sarma, Manash R. Das, Ratul Saikia, Lionel Marcon,Y annick Coffinier, Toufik Hadjersi, Rabah Boukherroub (2013). Antimicrobial effect of silicon nanowires decorated with silver and copper nanoparticles. Nanotechnology, 24(49):495101. (doi:10.1088/0957-4484/24/49/495101).
  • Rajal Debnath, Rupak K. Sarma, Ratul Saikia*, Archana Yadav, Tarun C Bora (2013). Metagenomics: Microbial Hunting Expedition. Molecular Biology of Bacteria. (Chapter No. 2) (Eds. Gaur, RK., Gautam, HK.), Nova Science Publisher, Inc, USA. Pp. 19-30.
  • R. Saikia*, D. K. Gogoi, S. Majumder, A. Yadav, R. Sarma, B. K. Gogoi & T. C. Bora (2011) Brevibacillus laterosporus strain BPM3, a potential biocontrol agent isolated from a natural hot water spring of Assam, India. Microbiological Research, 166(3):216-225. (Under 10 top cited paper).
  • Ratul Saikia*, Rupak K Sarma, Tarun C. Bora & Archana Yadav (2011) Genetic and functional diversity among the antagonistic potential fluorescent pseudomonads isolated from tea rhizosphere. Current Microbiology, 62:434-444.
  • M. R. Das, R. K. Sarma, R. Saikia, V. S. Kale, M.V. Shalke, P. Sengupta (2011) Synthesis of silver nanoparticles in an aqueous suspension of graphane oxide sheets and its antimicrobial activity. Colloids & Surfaces B: Biointerfaces, 83:16-22. (Under 25 hottest articles for one year, 2011).
Awards and Fellowships
  • Biotechnology Overseas Associateship Award - Long Term-2006-07 (National Level) (One Year) by DBT, New Delhi, worked at CSIRO, St. Lucia, Brisbane, Australia.
  • Biotechnology Overseas Associateship Award - Short Term (3-Months) 2013-14 by DBT, New Delhi, worked at Institute for Genomics & Systems Biology, Argonne National Laboratory, US Department of Energy, UChicago, Lemont, IL, USA.
  • DST-Young Scientist Award (as Fast Track Project), Dept. of Science & Technology, New Delhi, Govt. of India, Dec., 2003- Oct. 2005, work at NBAIM (ICAR), Mau, UP.
  • Research Associateship- July 2001-Nov. 2003 at Banaras Hindu Univ., Varanasi, India
  • Research Fellowship – March, 1996-April, 1999, IASST, Guwahati, India
  • Recommendation for DST-Travel Grant (ITS Section), New Delhi for participation of International Conference
  • Recommendation for CSIR-Travel Grant and Visa fees for participation of International Conference
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