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Department of Microbiology: Faculties

Dr. Varsha Rani Gajamer

Varsha Rani Gajamer

Assistant Professor in Microbiology (WBES)

Highest Qualification: M.Phil Ph.D (NET)

Contact details:

Teaching experience in years, months: 3 years, 3 months

Date of joining to this institution: 26.09.2019

Date of joining to this service: 3 years, 3 months

Previous positions held:

Research Scientist, Viral Research & Diagnostic Laboratory, Department of Microbiology, North Bengal Medical College, Siliguri, Dist Darjeeling.

Additional Charges:

State coordinator, Microbiologist Society India (MSI).

Fellowships, Awards and Honors:

Courses taught

Introduction to Microbiology and Microbial Diversity, Bacteriology, Virology, Medical Microbiology, Immunology, Molecular Biology, Microbial Genetics, Industrial Microbiology, Instrumentation and Biotechniques, Microbial Biotechnology, Biosafety and Intellectual property Rights, Microbial Diagnosis in Health Clinics.

Research area/interest:

Antibiotic Drug Resistance, Medical Microbiology, Environmental Microbiology, Molecular Biology.

List of Publications:

Peer reviewed journals:

  1. Gajamer VR , Bhattacharjee A, Paul D, Ingti B, Sarkar A, Kapil J, Singh AK, Pradhan N, Tiwari HK. High prevalence of carbapenemase, AmpC β-lactamase and aminoglycoside resistance genes in extended-spectrum β-lactamase-positive uropathogens from Northern India. Journal of global antimicrobial resistance. 2020 Mar 1;20:197-203. (I.F- 4.24).
  2. Gajamer VR , Bhattacharjee A, Paul D, Kapil J, Sarkar A, Singh AK, Pradhan N, Tiwari HK. The first report of phenotypic and molecular characterization of extended-spectrum beta-lactamase-producing uropathogens in Sikkim and Darjeeling hills of India. Microbial Drug Resistance. 2018 Nov 1;24(9):1284-8. (I.F-3.43)
  3. Gajamer VR , Bhattacharjee A, Paul D, Deshamukhya C, Singh AK, Pradhan N, Tiwari HK. Escherichia coli encoding blaNDM-5 associated with community-acquired urinary tract infections with unusual MIC creep-like phenomenon against imipenem. Journal of Global Antimicrobial Resistance. 2018 Sep 1;14:228-32. (I.F-4.24).
  4. Gajamer VR , Tiwari HK, Bhutia PD, Sen SS, Ghosh R, Sarkar A. Detection of antibiotic resistance pattern with ESBL producers and MRSA among the uropathogens at Tertiary Health Care Centre, North Bengal. International Journal of Pure and Applied Biosciences. 2015; 3 (2): 522-533.
  5. Gajamer VR , Singh AK, Pradhan N, Kapil J, Sarkar A, Tiwari HK. Prevalence and Antibiogram Profile of Uropathogens Isolated from Symptomatic and Asymptomatic Female Patients with Urinary Tract Infections and its Associated Risk Factors: Focus on Cephalosporin. Research & Reviews: Journal of Medical Science and Technology. 2018 May 2;7(1):32-41.
  6. Gajamer VR , Tiwari HK. Prevalence of gastrointestinal disease and its associated risk factors in Sikkim and Darjeeling Districts. Journal of community health. 2014 Aug 1;39(4):767-74. (I.F-4.371).
  7. Gajamer VR , Najar IN, Poudyal H, Thakur N. Prevalence of Liver Diseases in Sikkim and its associated Risk Factors. The Journal of Public Health. 2013 (115) 140-146. ISJN: 4367- 5937 (I.F-6.20)
  8. Singh AK, Das S, Kumar S, Gajamer VR , Najar IN, Lepcha YD, Tiwari HK, Singh S. Distribution of antibiotic-resistant Enterobacteriaceae pathogens in potable spring water of eastern Indian Himalayas: emphasis on virulence gene and antibiotic resistance genes in Escherichia coli. Frontiers in microbiology. 2020 Nov 5;11:581072. (IF-6.46)
  9. Singh AK, Das S, Singh S, Pradhan N, Gajamer VR , Kumar S, Lepcha YD, Tiwari HK. Physicochemical and microbiological profile of the potable water of Eastern Himalayan State Sikkim: An Indication of Severe Fecal Contamination and Immediate Health Risk. Frontiers in Public Health. 2019;7:174. (I.F-6.46).
  10. Singh AK, Das S, Singh S, Gajamer VR , Pradhan N, Lepcha YD, Tiwari HK. Prevalence of antibiotic resistance in commensal Escherichia coli among the children in rural hill communities of Northeast India. PloS one. 2018 Jun 18;13(6):e0199179. (I.F-3.74)
  11. Choubey T, Gajamer VR , Sarkar A, Mallick SK. Molecular Identification of Common Bacterial Infection in Chronic Otitis Media in an Outpatient Department of Tertiary Care Hospital. Research & Reviews: Journal of Medical Science and Technology. 2019 May 3;8(1):18-24.
  12. Khan MZ, Gajamer VR , Epidemical disease: a review on swine flu. Int J Pharm Biomed Res. 2015;2:11-9.

Book Chapter:

Presentations on Seminars and Conferences:

  1. Presented paper entitled Preponderance of NDM-5 genes in extended-spectrum β-lactamase-positive uropathogens from Darjeeling and Sikkim as an oral presentation in a National Seminar “Microbial World 2020’’ at North Bengal University on 27th February, 2020.
  2. Presented paper entitled “MIC Creep phenomenon in blaNDM producing Escherichia coli: A first Report” as a poster presentation in 2nd International Conference on Contemporary and Antimicrobial Research 2018” at IIT Kharagpur on 17th December 2018.
  3. Presented paper entitled “Occurrence of Carbapenemase and Extended Spectrum ß- lactamase genes in isolates associated with Urinary Tract Infection in females of Sikkim and Darjeeling” as an oral presentation in an Annual Conference of association of Microbiologists of India (AMI 2017) Lucknow on 18th November, 2017.
  4. Presented paper entitled “Molecular detection of extended spectrum ß-lactamase genes from uropathogens of Sikkim and Darjeeling” as an oral presentation in international conference on Contemporary and Antimicrobial Research 2016” at Assam University on 17th November, 2016.
  5. Presented paper entitled ‘’A study of prevalence, risk factors and antibiotic susceptibility pattern of human bacterial gasrtointestinal pathogens from Sikkim and Darjeeling’’ as oral presentation in “Mahamicrocon 2014” Maharastra chapter conference of Indian Association of Medical Microbiologist, Medical Microbiology conference, 2014 at Nagpur on 20th September, 2014.
  6. Presented paper entitled ‘’Prevalence of Human Bacterial Gastrointestinal Pathogens from Sikkim and North Bengal’’ in the Poster Session of UGC Sponsored National Seminar on “Applied Microbiology: Microbial World 2014”, organized by Department of Microbiology, University of North Bengal, Siliguri on March 14, 2014.
  7. Presented paper entitled ‘’Prevalence and antibiogram profile of gut pathogens from Sikkim and Darjeeling District’’ in the Poster Session of 54th Annual Conference of association of Microbiologists of India (AMI-2013) Platinum jubilee celebrations for association of microbiologists of India (estd: 1938) International symposium on ‘Frontier Discoveries and Innovations in Microbiology an its Interdisciplinary relevance’ (FDMIR-2013). Maharshi Dayanand University, Rohtak Haryana, India and awarded with Best Poster Award.

Pinkey Lhamu Lepcha

Pinkey Lhamu Lepcha

Assistant Professor in Microbiology (WBES)

Highest Qualification: M.Sc. NET

Contact details:

Teaching experience in years, months: 2 years, 9 months

Date of joining to this institution: 01/10/2019

Date of joining to this service: 01/10/2019

Fellowships, Awards and Honors:

Courses taught

Introduction to Microbiology and Microbial diversity, Bacteriology, Biochemistry Cell biology, Environmental Microbiobiology, Immunology, Recombinant DNA technology. Microbes in Sustainable Agriculture, Food Microbiology.

Research area/interest:

Agricultural Microbiology, Environmental Microbiology and Molecular Biology.

List of Publications:

Peer reviewed journals:

  1. Lepcha, P. L., Kumari S.(2020) Prevalence and Characterisation of Bacillus cereus group Isolates from Fish and Fishery based Products and their Role in Food Safety. Journal of Agricultural Engineering and Food technology, 7(1),6-12.
  2. Chaurasia, L. K., Tamang, B., Tirwa, R. K., & Lepcha, P. L. (2020). Influence of biosurfactant producing Bacillus tequilensis LK5. 4 isolate of kinema, a fermented soybean, on seed germination and growth of maize (Zea mays L.). 3 Biotech, 10(7), 1-1.
  3. Panneerselvam, P., Senapati, A., Kumar, U., Sharma, L., Lepcha, P. L., Prabhukarthikeyan, S. R. ...& Nayak, P. K. (2019). Antagonistic and plant-growth promoting novel Bacillus species from long term organic farming soils from Sikkim, India. 3 Biotech, 9(11), 416.
  4. Sunar, B., Das, S., Lepcha, P. L., Sherpa, M. T., & Sharma, L. (2019). Evaluation of Different Essential Oils for Antifungal Activity on Postharvest Decay of Avocado (Persea americana Mill.) of Sikkim, India. Research & Reviews: A Journal of Life Sciences, 9(2), 44-51.
  5. Tikbir, G., Laxuman, S., Saurav, D., Manju, R., & Lepcha, P. L. (2018). Efficacy of essential oil vapour phase against post-harvest fungal pathogen Penicillium digitatum isolated from Citrus reticulata. Journal of Mycopathological Research, 56(2), 81-87.

Presentations/attended in Conferences/Workshops/Seminars/Symposium:

  1. National seminar on Micro and Macro Resources in Biomolecular Technology organized by Department of Biotechnology & Microbiology, University of North Bengal, Siliguri on 25-26 February,2013.
  2. National seminar on Micro and Macro Resources in Biomolecular Technology organized by Department of Biotechnology & Microbiology, University of North Bengal, Siliguri on 25-26 February,2013.
  3. "Science in Bengal" Satellite Conference. "22nd West Bengal State Science & Technology Congress-2015" organized by Department of Science and Technology, Government of West Bengal, West Bengal State Council of Science and Technology and University of North Bengal, Darjeeling, West Bengal on 3rd June and 4th June, 2015.
  4. Workshop on Systat & Sigma Plot organized by Starcom A Visual Data analytics Company and Department of Commerce school of Professional Studies Sikkim University Gangtok, Sikkim on 31st July 2017.
  5. Workshop on Technology Based Enterpreneurship Development Programme (TEDP) On Food Processing organized by Sikkim Consultancy center (SICON), Gangtok in association with Sikkim University sponsored by NSTEDB, Department of Science and Technology, Government of India on 25th October to 6th December 2017.
  6. Poster Presentation on "Antifungal activity of column chromatographic fractions of leaf extract of Cestrum auranticum (Solanaceae)". National Conference on Floriculture for Rural and urban prosperity in the scenario of climate Change organized by CAE & PHT (CAU), Ranipool, Sikkim on 16th to 18th February 2018.
  7. Oral Presentation on "Combinatorial assessment of rhizobacteria as biostimulant for agricultural crops". UGC sponsored National Seminar in Microbial World 2020 organized by Department of Microbiology, NBU on 27/03/2020.
  8. Two days Training on becoming Virtual Classroom teacher organised by Classle Skillnet in collaboration with Bethune College on 18/6/2020.
  9. Poster Presentation on State Level Virtual Poster Competition on New Normal Lifestyle During the Covid-19 Pandemic organized by Department of Botany Sarsuna college Kolkata on 05/11/2020.
  10. Webinar on Microbiome - Perceptions and Perspectives Biotechnika Info Labs Pvt Ltd. 27/06/2020.
  11. Two-day International Webinar lecture series IN SEARCH OF ORIGIN AND POSSIBLE CURE FOR COVID 19 organized by department of microbiology in collaboration with IQAC Vijaygarh Jyotish College on 18/07/2020 and 19/07/2020.
  12. One-day National level webinar on promotion of college teachers and librarians under career advancement scheme (CAS) organised by IQAC, Alipurduar College on 08/08/2020.
  13. One-day International webinar on New Horizons and Breakthrough in Cancer Research in Present Era organized by B. N. Patel Institute of Paramedical and Science, Anand 27/03/2021.
  14. Webinar on World Health Day & Health for all, by all & organized by Ananda Chandra College, Jalpaiguri on 07/04/2021.

Sitoshna Sinha

Sitoshna Sinha

SACT in Microbiology

Highest Qualification: M.Sc

Contact details:

Teaching experience in years, months: 12 years

Date of joining to this institution: 01.07.2010

Courses taught:

Microbiology Hons.

Presentations on Seminars and Conferences:

  1. Workshop on coliform test of drinking water.
  2. Evaluator in the 30th National Children's Science Congress 2022.
  3. Organizer in a seminar themed “Only one earth” local intervention on climate change on earth by microbiologists society, India, West Bengal unit in collaboration with Darjeeling Government College.
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