- Faculty
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Research Interest:
Molecular Biology
Microbiology
Professional Experience:
Internal and external examiner,etc
As a guide to the students in projects works and preparation of dissertations
Moinor guide, Home Science AAU
Project Handling Experience:
- PI of 2 year project on “Standardization of non-invasive DNA extraction methods and identificationof functional SSR regions of Antherea assama for QTL based molecular breeding approach” fundedby DBT-AAU centre, Assam Agricultural University, Jorhat, Assam. Total Cost: 2.30 lacks
Publications -
A. Peer Reviewed Publications (With ISSN):
- Biochemical evaluation of triploid progenies of “diploid x tetraploid” breeding populations of Camellia for genotypes rich in catechin and caffeine. Das Sourabh Kumar, Sabhapondit S, Ahmed GU, Das Sudripta (2013). Biochemical genetics. 51:358-376
- “Isolation of Functional RNA from Heavily Infested, Wilted and Necrotic Leaf Tissues of Tea with High Polyphenol Content.” Bandyopadhyay Tirthankar 1 , Bharalee Raju 1 , Gohain Bornali 1 , Gupta Sushmita 1 , Das Sourabh kumar 1 , Agarwala Niraj 1 , Bhorali Priyadarshini 1 , Kalita Mohan Chandra 2 and Das Sudripta 1 . Journal of Agricultural Science and Technology B 2 (2012), 121-127.
- Molecular Analysis of Drought Tolerance in Tea by cDNA-AFLP Based Transcript Profiling.” S. Gupta, R. Bharalee, P. Bhorali, S K Das, P Bhagawati, T Bandyopadhyay, B Gohain, N Agarwal, P Ahmed, Sangeeta Borchetia, M. C. Kalita, A. K. Handique and S Das. Molecular Biotechnology. (2012.) DOI 0.1007/s12033-012-9517-8).
- “Molecular analysis and expression profiling of blister blight defence related genes in tea” P Bhorali, B. Gohain, S. Gupta, R. Bharalee, T. Bandyopadhyay, Sourabh Kumar Das, N. Agarwal, H. R. Singh, P. Bhagawati, N. Bhattacharyya, P. Ahmed, Sangeeta Borchetia, S. Sarma and S. Das (2012). Indian J. Genet., 72(2): 226-233.
- “Cloning and heterologous expression of a gene encoding lycopene-epsilon-cyclase, a precursor of lutein in tea (Camellia sinensis var assamica)”. Sangeeta Borchetia, C Bora, B Gohain, P. Bhagawati, N. Agarwala, N. Bhattacharya, R. Bharalee, P. Bhorali, T. Bandyopadhyay, S. Gupta, Sourabh Kr Das, H. R. Singh, P. Ahmed, M. Gogoi and S Das. African Journal of Biotechnology 2011, Vol. 10(32):5934-5939.
- “Hypersensitive reaction and anatomical changes of young tea leaf (Camellia sinensis, clone TV1) during feeding by tea mosquito bug (Helopeltis theivora Waterhouse: Hemiptera: Miridae)”. Parveen Ahmed , Prasenjit Bhagawati , Saurabh Kr Das , M.C. Kalita and Sudripta Das (2013). Int.J.Curr.Microbiol.App.Sci 2(8): 187-195.
B. Book Chapter (With ISBN): 5
- “Mining Genetic Data on Muga Silk Worm Diversity: A Comparative Study of Differences Inferred from Morphology and DNA Marker.” Sourabh Kumar Das, Alo Saha, Dolly Deka, Pallwabee Duarah, Sangeeta Borchetia, Nilave Bhuyan (2013). Information and Knowledge Management-tools, techniques and practices. New India Publishing Agency.101 Vikas Surya Plaza,Pitampura, NewDelhi. xv+665.(ISBN:978-93-81450-62-8)., pp:559-576.
- “Molecular Assessment of Parental Genetic Diversity in Muga Breeding Populations”. Sourabh Kumar Das, Minakshi Puzari, Sangeeta Borchetia, Nilave Bhuyan (2014). Interdisciplinary Approach to Biological Science Research and Sustainable Development. Maharathi Prakashan, Jorhat, Assam, India (ISBN: 978-93-83230-03-7).
- “Screening Antibiotics to Control Endogenous Bacterial Contaminants from the in vitro Cultures of Clerodendrum colebrookianum”. Sourabh Kumar Das, Krishna Devi, Arunima Das Hazarika, Sangeeta Borchetia, Nilave Bhuyan. (2014). Interdisciplinary Approach to Biological Science Research and Sustainable Development. Maharathi Prakashan, Jorhat, Assam, India (ISBN: 978-93- 83230-03-7).
- “Estimation and antimicrobial activity of capsaicin in cell cultures of Capsicum chinense”. Ajmeri Rahman, Sangeeta Borchetia, Sourabh Kumar Das, Anita M Buragohain and Nilave Bhuyan (2016). Natural Resources: Utilizing and Conserving for Human Welfare and Sustenance. Global Publishing House, Vishakhapatnam. (ISBN NO. 9789381563755)
- “Estimation of Tea seed Saponins and evaluation of its antimicrobial activity”. Pranjal Sarmah, Sourabh Kumar Das, Sangeeta Borchetia, Anita M Buragohain and Nilave Bhuyan (2016). Natural Resources: Utilizing and Conserving for Human Welfare and Sustenance. Global Publishing House, Vishakhapatnam. (ISBN NO. 9789381563755)
C. Presentation of Papers in seminars, workshops and conferences (Total 16)
- Krishna Devi, Arunima Das Hazarika, Sangeeta Borchetia, Sourabh Kumar Das, Nilave Bhuyan
(2013). Screening antibiotics to control endogenous bacterial contaminants from the in vitro cultures of
Clerodendrum colebrookianum. Oral Presentation in National Seminar on Research in Biological
Sciences for Sustainable Development by the application of Mathematics and allied brances. 10th &
11th May, 2013.
- Minakshi Puzari, Sourabh Kumar Das, Sangeeta Borchetia, Nilave Bhuyan (2013). Molecular
marker based evaluation of parental genetic diversity and optimizing parental selection in muga
silkworm breeding populations: a case study in Jorhat district of Assam. Oral Presentation in National Seminar on Research in Biological Sciences for Sustainable Development by the application ofMathematics and allied branches. 10th & 11th May, 2013.
- Shikharani Baruah, Sangeeta Borchetia, Sourabh Kumar Das, Nilave Bhuyan (2013). Diversity and cellulose activity in the gut microflora of Eri Silkworm. Oral Presentation in UGC sponsored National Seminar on Bio-resource of North East India and their conservation, Dakshin Kamrup College, Mirza, Assam, 22nd-23rd March, 2013, pp 69.
- Sourabh Kumar Das, Himadri Borah, Meenakshi Puzari, Sangeeta Borchetia, Nilave Bhuyan (2013). Genetic characterization of Tarantulas of Assam. Oral presentation in UGC sponsored National Seminar on Bio-resource of North East India and their conservation, Dakshin Kamrup College, Mirza, Assam, 22nd-23rd March, 2013, pp 89.
- Aalo Saha, Dolly Deka, Pallawabee Dwarah, Sangeeta Borchetia, Sourabh Kumar Das, Nilave Bhuyan (2012). Molecular Diversity analysis of Muga silkworms collected on the basis of body weight and feeding habit.” Oral presentation in National Seminar on Biotechnological Research in Sustainable Development, Feb 27-28, 2012, pp45 .
- L.Bharalee, N.Bhuyan, Sourabh Kumar Das, Sangeeta Borchetia (2012). Total carotenoids and identification of its genes in Chilli Pepper: A preliminary study. Poster presentation in 18th International Conference, IASST-Perspective and challenges in Chemical and Biological sciences: Innovation crossroads. 28th-30th Jan 2012, pp 294.
- N.Borah, Sangeeta Borchetia, Sourabh Kumar Das, N. Bhuyan (2012). Molecular identification of indigeneous and Exotic Carp species of Assam. Poster presentation in 18th International Conference, IASST-Perspective and challenges in Chemical and Biological sciences: Innovation crossroads. 28th-30th Jan 2012, pp 249(Best Poster Award).
- Sangeeta Borchetia, Sourabh Kumar Das, N. Bhuyan, S.C. Das, P.J.Handique and S. Das (2011). Alternative systems for production of genetically stable micropropagated tea (Camellia assamica (Masters) Wight) plants and their cost economics. Oral presentation. National Seminar on Biochemicaland Biotechnological Research Approaches for Bio-resource Management of North East India towards Sustainable Rural Development. 11th – 12th Nov, 2011, BN College of Agriculture, Assam Agriculture University. Pp 31.
- Sangeeta Borchetia, B Gohain, C Borah, N Agarwal, P Bhorali, T Bandyopadhyay, S Gupta, RBharalee, Sourabh Kumar Das, H. R Singh, P Ahmed, P Bhagawati, N Bhattacharya and S Das(2010). MeJa and salicyclic acid induced expression of jasmonate biosynthetic genes and associated defence genes in metabolites of Camellia assamica ssp. Lasiocalyx.” “Best Poster”presented at the International Conference on Frontiers in Biological Sciences (1-3rd October, 2010)held at National Institute of Technology, Rourkela, India.
- S Gupta, R Bharalee, P Bhorali, B Gohain, T Bandyopadhyay, Sourabh Kumar Das, P Ahmed, P Bhagawati, N Bhattacharya, R Singh, N Agarwal, Sangeeta Borchetia, A K Handique and S Das. Molecular breeding and functional genomics for abiotic stress tolerance in tea. An oral presentation at the Asian Regional Conference on Systems Biology (29 November-1st December, 2010) held at Kuala Lumpur, Malaysia.
- T Bandyopadhyay, R Bharalee, B Gohain, S Gupta, P Bhorali, Sourabh Kumar Das, N Agarwal, H.R. Singh, P Ahmed, P Bhagwati, N Bhattacharya, Sangeeta Borchetia and S Das. Herbivory Induced Transcriptome Changes in Tea. An oral presentation at Plant Genetics, Genomics and Biotechnology 2010 (6-10th June, 2010) held at the Institute Of Cytology And Genetics, Russian Academy Of Sciences (Siberian Branch), Novosibirsk, Russian Federation.
- B Gohain, Sangeeta Borchetia, T Bandyopadhyay, R Bharalee, S Gupta, P Bhorali, Sourabh Kumar Das, N Agarwal, H.R Singh, P Ahmed, P Bhagawati, N Bhattacharya, C Borah and S Das. Tea Quality: A Molecular Insight. An oral presentation at the 6th Scandinavian Plant Physiologist Society PhD student conference (2-5th September 2010) held at University of Helsinki, Finland.
- B Gohain, Sangeeta Borchetia, T Bandyopadhyay, R Bharalee, S Gupta, P Bhorali, Sourabh Kumar Das, N Agarwal, H.R Singh, P Ahmed, P Bhagawati, N Bhattacharya, C Borah and S Das. Deciphering the molecular trajectory in Darjeeling tea due to abiotic and biotic stress. An oral presentation at the International Conference on Frontiers in Biological Sciences (1-3rd October 2010) held at National institute of Technology, Rourkela, India.
- P Bhorali, B Gohain, S Gupta, R Bharalee, T Bandyopadhyay, Sourabh Kumar Das, N Agarwal, R Singh, P Bhagawati, P Ahmed, N Bhattacharyya, Sangeeta Borchetia, S Sarma, and S Das. Defence Oriented Changes in the Tea Transcriptome upon Infection by Exobasidium Vexans. An oral presentation at the 12th International PhD Student Symposium (21-23rd October, 2010) held at European Molecular Biology Laboratory (EMBL), Heidelberg, Germany.
- B Gohain, R Bharalee, T Bandyopadhyay, S Gupta, P Bhorali, Sourabh Kumar Das, N Agarwal, H. R Singh, P Ahmed, P Bhagwati, N Bhattacharya, Sangeeta Borchetia and S Das(2009). Biotic and Abiotic Stress Analysis in Tea. In: “The Biology of Genomes” at Cold Spring Harbor Lab, USA, May 2009. Pp-100
- Das Sourabh Kumar and Das S. Utilization of Tea seeds for Human consumption. In Special Session of Research Fellows for presentation of Innovative Ideas and New concepts on Tea Research, 20 July, 2005, Organized by Tocklai Experimental Station, Jorhat, Assam.
SEQUENCE SUBMITTED TO NCBI PUBLIC DOMAIN (899 Numbers)
- From GenBank Accession No GH612013 to GH612237
- From GenBank Accession No GH709311 to GH709557 and
- From GenBank Accession No HS398074 to HS398503 (From Ph.D research Work)
Extra-Curricular Activities:
(i) Photography
(ii) Fine Arts
(iii) Involved in Environment Related Organizations