Dr. Krishna Ray

Assistant Professor,

Department of Botany,
West Bengal State University,
Berunanpukuria, Malikapur,
Barasat, 24 Pgs (N), Kolkata- 700 126
West Bengal, INDIA
e-mail: kray91@gmail.com

Earlier held positions :

1. Research Scientist in DBT Centre of Excellence Project at Department of Genetics, Delhi University South Campus.
   
2. Research Associate in various projects at Department of Genetics, Delhi University South Campus.
   
3. DBT Post Doctoral Fellow, Bose Institute, Kolkata.

Academic Qualifications:

1. Bachelor of Science (Honors) in Botany from University of Calcutta
   
2. Master of Science (Botany) with specialization in Plant physiology and biochemistry from University of Calcutta
   
3. Doctor of Philosophy in Science (Botany) from Bose Institute, Kolkata

Teaching interests in M.Sc. :

1. Plant Physiology and Biochemistry
   
2. Plant Molecular Biology
   
3. Plant Ecology

Awards received :

1. National Merit Scholarship, University of Calcutta.
   
2. DBT Postdoctoral Award

Present Research interests :

1. Acetolactate synthase gene isolation from indica rice cultivar and to utilise its mutant form in transgenic rice to introduce herbicide resistance against imiazolinone and sulfonylurea herbicides.
   
   
2. Development of complete salt-tolerant indica rice by genetic transformation with genes from osmolyte synthesis pathway from Porteresia coarctata (Roxb.) Tateoka, a halophytic wild rice.
   
   
3. Salt stress specific genes from several halophytes and glycophytes and their over expression in rice.
   
   

Doctoral and Post Doctoral Research interests :

1. CryIAc transgenic development in Cotton for resistance against bollworm.
   
2. Barnase and Barstar transgenic development for hybrid seed production in Indian oilseed mustard (Brassica juncea)
   
3. Establishment of mutant form of Acetolactate Synthase gene as a selection marker for both transgenic mustard and cotton.

Publications :

1. Preeti Rawat*, Amarjeet Kumar Singh*, Krishna Ray*, Bhupendra Chaudhary, Sanjeev Kumar, Taru Gautam, Shaveta Kanoria, Gurpreet Kaur, Paritosh Kumar, Deepak Pental and Pradeep Kumar Burma (2010) *These authors contributed equally to the work.
   The expression of Bacillus thuringiensis endotoxin Cry1Ac has detrimental effect on the in vitro regeneration as well as in vivo growth and development of tobacco and cotton transgenics
   Communicated to Transgenic Research (2010)
   
   
2. P. Rawat, Krishna Ray, D.Pental and P.K.Burma (2008) “Mutant acetolactate synthase gene conferring resistance to the herbicide „Imazethapyr‟ is an efficient in vitro selection marker for genetic transformation of cotton”
   Current Science Vol.95, No.10: 1454-1458
   
   
3. Krishna Ray, N.C. Bisht, D. Pental, P. K. Burma (2007) Development of barnase/barstar transgenics for hybrid seed production in Indian oilseed mustard (Brassica juncea L. Czern & coss) using a mutant acetolactate synthase gene (ALSdm) conferring resistance to Imidazolinone-based herbicide 'Pursuit'
   Current Science Vol.93, No.10: 1390-1396
   
   
4. I. Dutta, P. Majumder, P.Saha, Krishna Ray, S. Das (2005). Constitutive and phloem specific expression of Allium sativum leaf agglutinin (ASAL) to engineer aphid (Lipaphis erysimi) resistance in transgenic Indian mustard (Brassica juncea).”
   Plant Science: 169: 996-1007
   
   
5. Krishna Ray, A. Jagannath, S.A. Gangwani, P.K.Burma, D. Pental (2004). Mutant acetolactate synthase gene is an efficient in vitro selectable marker for the genetic transformation of Brassica juncea (oilseed mustard).
   Journal of Plant Physiology 161: 1079-1083
   
   

Recent Poster Presentations in International Conferences :

1. A double mutant Acetolactate Synthase (ALSdm) gene of Arabidopsis thaliana for efficient in vitro and field selection of barnase/barstar transgenics for hybrid seed production in Indian oilseed mustard (Brassica juncea )
   Krishna Ray, Deepak Pental and Pradeep Kumar Burma Poster accepted and to be presented in Joint Annual Meeting of the American Society of Plant Biologists and Canadian Society of Plant Physiologists to be held in Montreal, Canada, 31st July-4th August, 2010 Travel Supported by DBT, Govt. of India.
   
   
2. Expression of cryIAc gene is detrimental to regeneration and development of transgenics: A study in tobacco and cotton. Preeti Rawat, Krishna Ray, Amarjeet Kumar Singh, D. Pental and P.K.Burma.
   Poster presented in In Vitro Biology Meeting, June, 2009 in South Carolina, USA organized by Society for In Vitro Biology, USA.
   
   

Workshop/ Seminar /course attended :

1. GCIRC Rapeseed/ Mustard Technical Meeting, New Delhi, February 2-4, 2009.
   
   
2. Practical & Theoretical Course “Insecticidal Proteins : Application and Regulatory Issue” at ICGEB, New Delhi, India, November 12-23, 2007.
   
   
3. 30th All India Cell Biology conference and Symposium : Molecules to compartments : cross talks and networks, Department of Zoology, University of Delhi , February 2-4, 2007.
   
   
4. Seminar on Genome Informatics: Problems, Challenges& Opportunities, IGIB, New Delhi, India, December, 2003.
   
   
5. A course on Molecular approaches for crop improvement, ICGEB, New Delhi, India, November 11-22, 2002.
   
   
6. Workshop on Plant Biology in the era of Genomics & Proteomics, Bose Institute, Kolkata, March, 2001.
   
   
7. Millenium Mahabaleshwar Seminar on Modern Biology: Functional Genomics & Plant Biotechnology, TIFR, Mumbai, India, February 6-12, 2000.