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Ramkrishna Sen

	R Sen Ph.D.(IIT Madras) Associate Professor, Biotechnology
	R Sen joined the Institute in 2004

Contact Addresses

Residence	C1-147, IIT Campus, Kharagpur 721302
Phone (office)	+91 - 3222 - 283752
Phone (residence)	+91 - 3222 - 283753 (IIT Phone) +91 - 3222 - 220731 (Private Phone)
email	rksen @ hijli.iitkgp.ernet.in
More Information

Research Areas

Bioprocess Development, Modeling & Optimization
Biochemical Engineering
Marine Biotechnology
Enzyme and Biofuels Technology
Biofuels
Probiotics and Nutraceuticals
Environmental Biotechnology

Awards & Honours

Biographical profile published in the Marquis Whos Who in the World (2008) (2008)
Biographical profile published in the Marquis Who's Who in the World (2007)
Biographical profile published in the Marquis Whos Who in Science and Engineering (2007) (2007)
Biographical profile published in the Marquis Who's Who in Science & Engineering (2006)

Member of Professional Bodies

Life Member : Indian Institute of Chemical Engineers
Annual Member : American Chemical Society

Current Sponsored Projects

Project Title : Bioprocess development and optimization for the enhanced production of biosurfactants of marine origin for healthcare and commercial applications
Principal Investigator : Ramkrishna Sen
Sponsor : DBT
Project Title : Bioprocess development and bioreactor strategies for the ....... probiotic endospores for the lab scale manufacture of nutraceuticals
Principal Investigator : Ramkrishna Sen
Sponsor : CSIR
Project Title : Continuous process for enzymatic biofuel production - Grant for exchange visit and project formulation
Principal Investigator : Ramkrishna Sen
Sponsor : DST (India)-CNPq (Brazil)
Project Title : Extraction, characterization and optimized production of biopigment from Amaranthus tricolor
Principal Investigator : Satyahari Dey
Co-Principal-Investigators : Ramkrishna Sen
Sponsor : DBT
Project Title : Development and characterization of ecofriendly jute geo-composites
Principal Investigator : Basudam Adhikari
Co-Principal-Investigators : Ramkrishna Sen
Sponsor : JMDC
Project Title : Development of water-repellant and durable jute geotextiles
Principal Investigator : Debasis Roy
Co-Principal-Investigators : Ramkrishna Sen
Sponsor : JMDC

On-going Consultancy Projects

Project Name : Biocatalyst based continuous production of biodiesel
Client : PfP Technology LLC., Houston, Texas, USA
Consultant : Ramkrishna Sen

Patents

A biofuel additive for diesel engines : Filed (Ref : PCT/IN08/000346 of 02-06-2008 (PCT) )
A biofuel additive for diesel engines : Filed (Ref : 1373/KOL/06 of 18.12.06 (Indian Patent) )
An antihyperglycemic exopolysaccharide (EPS) isolated from Bacillus coagulans RK-02 and a process for the preparation thereof : Filed (Ref : 594/KOL/2009 of 03-04-2009 )
Biodegradation of rigid natural resin matrix based jute fiber reinforced composites : Submitted (Ref : With TIFAC-DST )
Durability enhancement of lignocellulosic fibers by vegetable oil treatment : Filed (Ref : 1263/KOL/2009 of 04/11/2009 )
A biofuel additive for diesel engines : Filed (Ref : 1373/KOL/06 of 18.12.06 )
An antihyperglycemic EPS from a spore-forming probiotic bacterium, B. coagulans RK-02, and its preparation method thereof : Filed (Ref : 594/KOL/2009 of 03/04/09 )

Member, Editorial Board

Member : International Journal of Biosciences and Technology (ISSN: 0974-3987)

Publications: 2009 - 2010

Surfactin: Biosynthesis, genetics and potential applications. by Sen, Ramkrishna Book chapter; In: Biosurfactants (Editor: Ramkrishna Sen; Publisher: Springer + Landes Biosci, USA), 315–319 (2010)
Marine lipopeptide biosurfactants: Potentials & prospects. by Das, P., Mukherjee, S., Sivapathasekaran, C. Sen, R. Book chapter; In: Biosurfactants (Editor: Ramkrishna Sen; Publisher: Springer & Landes Biosci, USA), 88-100 (2010)
Surfactant enhanced ricinoleic acid production using Candida rugosa lipase. by Goswami D., Sen R., Basu, J. K., De S. Bioresource Technol., 101:6-13 (2010)
Artificial neural network modeling and genetic algorithm based medium optimization for the improved production of marine biosurfactant. by Sivapathasekaran, C., Mekherjee S., Roy, A. and Sen, R. Bioresource Technol., 101:2884-2887 (2010)
Enhancement of tensile strength of lignocellulosic jute fibers by alkali steam treatment. by Saha, P., Manna, S., Roy Choudhuri S., Sen R. et al. Bioresource Technol., 101:3182-3187 (2010)
Commercializing Lignocellulosic Bioethanol Technology: Bottlenecks and Possible Remedies. by Banerjee, S., Sen, R., Mudliar, S. et al. Biofuels Bioproducts and Biorefining Journal (Biofpr J.), 4:77-93 (2010)
Multi-objective process optimization and integration for the sequential and increased production of biomass, lipase and endospores of a probiotic bacterium. by Das, S, Kharkwal, S, Pandey, SK and Sen, R. Biochem. Eng. J., In press (2010)
Matrix Assisted Laser Desorption Ionization-Time of Flight mass spectral analysis of extracellular lipopeptides from a marine bacterium. by Sivapathasekaran, C., Mukherjee S. and Sen R. Int. J. Peptide Res. Therap., In press (2010)
Antiadhesive action of a marine microbial surfactant. by Das, P., Mukherjee, S., and Sen, R. Colloids & Surfaces B: Biointerfaces, 71:183-186 (2009)
Maximization of bioconversion of castor oil into ricinoleic acid by response surface methodology. by Goswami D., Sen R. , Basu, J. K., De S. Bioresource Technol., 100: 4067-73 (2009)
Biosurfactant of marine origin exhibiting heavy metal remediation properties. by Das P., Mukherjee S., and Sen R. Bioresource Technol., 100:4887–4890 (2009)
High Performance Liquid Chromatography purification of biosurfactant isoforms produced by a marine bacterium. by Sivapathasekaran C., Mekherjee S., Samanta R and Sen, R. Analytical Bioanalytical Chemistry, 395: 845–854 (2009)
Evaluation of wet air oxidation as a pretreatment strategy for bioethanol production from rice husk and process optimization. by Banerjee, S., Sen, R. Mudliar, S., Pandey RA et al. Biomass & BioEnergy, 33:1680–1686 (2009)
Microbial surfactants: commercial and health-care applications. by Sen R., Mukherjee,S. Das, P., Sivapathasekaran, C. Book Chapter; In: Biotechnological products (Ed.: Mishra, CSK & Champagne, P), 29-38 (2009)
Biosurfactants (Book; Publisher:Springer Science+Business Media LLC and Landes Biosciences, USA) by Ramkrishna Sen (Editor) Book (Reference), (2010)

Publications: 2008 - 2009

Biotechnology in Enhanced Petroleum Recovery: The MEOR. by Sen, R. Progress in Energy & Combustion Science, 34:714–724. (2008)
Antimicrobial biosurfactants from marine Bacillus circulans: Extracellular synthesis and purification. by Das P., Mukherjee S., Sivapathasekaran C, Sen R. Lett. Appl. Microbiol., 48: 281-288. (2009)
Substrate dependent production of biosurfactants from a marine bacterium. by Das P., Mukherjee S., and Sen R. Bioresource Technol., 100: 1015–1019. (2009)
Improved bioavailability and biodegradation of a model PAH by a biosurfactant producing bacterium of marine origin. by Das P., Mukherjee S., and Sen R. Chemosphere, 72: 1229-1234. (2008)
Rapid quantification of a microbial surfactant by a simple turbidometric method. by Mukherjee, S., Das, P., Sen, R. J. Microbiol Methods, 76: 38–42. (2009)
Maximization of bioconversion of castor oil into ricinoleic acid by response surface methodology. by Goswami D., Sen R. , Basu, J. K., De S. Bioresource Technol., In Press (2009)
Enhanced production of biosurfactant by a marine bacterium on statistical screening of nutritional parameters. by Mukherjee S, Das P, Sivapathasekaran C, Sen R. Biochem Eng J., 42:254–60. (2008)
An exopolysaccharide from a Probiotic: Biosynthesis dynamics, Composition and Emulsifying activity. by Kodali VP. Das., S., and Sen R. Food Res. Int., 42:695-699 (2009)
Biosurfactant derived from a marine bacterium exhibiting antiadhesive potential by Das P., Mukherjee S., and Sen R. Colloids and Surfaces B: Biointerfaces, In press (2009)
Antimicrobial potentials of a lipopeptide biosurfactant derived from a marine Bacillus circulans. by Das, P., Mukherjee, S., Sen, R. J. Appl. Microbiol., 104:1675–1684. (2008)
Biofuels from agroindustrial residues: An inexpensive avenue to energy security. by Chattopadhaya, S. Mukerji, A., Sen R. Book Chapter, In: Biotechnology for agroindustrial residues utilization, Springer, Netherlands, Pp. 61-76 (2009)

Publications: 2007 - 2008

Antioxidant and free radical scavenging activities of an EPS from a probiotic bacterium. by Kodali, V.P. and Sen, R., Biotechnology Journal, 3; 245-251. (2008)
Antimicrobial potentials of a lipopeptide biosurfactant derived from a marine Bacillus circulans. by Das, P., Mukherjee, S., Sen, R., Journal of Applied Microbiology, Published Online (2008)
Metabolic engineering in the targeted improvement of cellular properties in plants vis-à-vis biopharmaceutical production. Book Chapter In: Enzyme mixtures for complex biosynthesis. Landes Biosciences, USA. by Ramkrishna Sen, , 1, 5-16 (2007)
Bioaccumulation and process optimization studies for poly(3hydroxtbutyrate-co-3hydroxyvalerate) co-polymer production by N. muscorum. by Mallick, N., Gupta, S., Panda, B., Sen, R., Biochemical Engineering Journal, 37; 125-130. (2007)
Performance evaluation of a silk protein based matrix for enzymatic conversion of tyrosine to L-DOPA. by Acharya C., Kumar V, Sen R., Kundu SC., Biotechnology Journal, 3; 226-233. (2007)
Biotechnology in Petroleum Recovery - The Microbial EOR by Sen, R, Progress in Energy & Combustion Science, In Press (2008)
Improved bioavailability and biodegradation of a model polyaromatic hydrocarbon by a biosurfactant producing bacterium of marine origin by Das, P., Mukherjee, S. & Sen, R., Chemosphere, In Press (2008)
Genetic Regulations of the Biosynthesis of Microbial Surfactants: An Overview by Das, P., Mukherjee, S. & Sen, R., Biotechnology and Genetic Engineering Reviews, 25; 165-186 (2008)

Publications: 2006 - 2007

Process optimization for poly(3-hydroxybutyrate-co-3-hydroxyvalerate) co-polymer production by Nostoc muscorum by Mallick, N., Gupta, S., Panda, B., and Sen, R., Biochemical Engineering Journal, Published Online (2007)
Towards commercial production of microbial surfactants. by Mukherjee, S., Das, P., and Sen, R., Trends in Biotechnology, 24(11): 509–515. (2006)
Performance evaluation of a novel matrix for the enzyme catalyzed bioconversion of tyrosine. by Acharya C., Kumar, V., Sen R., Kundu SC., Biotechnology Journal, Accepted (2007)

Publications: 2005 - 2006

Characterization of concentration & purification parameters and optimization of operating conditions for small-scale recovery of surfactin. by Sen, R and Swaminathan, T, Process Biochemistry, 40:2953-2958 (2005)
Biotechnology in Enhanced Petroleum Recovery - Part I: MEOR by Sen, R., Progress in Energy Combustion Science, Under Review (2006)
Performance evaluation of a novel matrix for the production of L-DOPA. by Kumar V; Sen R; Acharya C; Kundu SC, Applied Microbiology & Biotechnology, Under Review (2006)
Towards the commercial production of microbial surfactants. by Mukherjee, S., Das, P., Sen, R., Trends in Biotechnology, 24:509-515 (2006)
Bioaccumulation and process optimization studies for poly(3hydroxtbutyrate-co-3hydroxyvalerate) co-polymer production by Gupta, S., Panda, B., Sen, R., Mallick, N., Applied Microbiology & Biotechnology, Under Review (2006)

Publications: 2004 - 2005

Response surface modeling and optimization to elucidate the effects of inoculum age and size on Surfactin production by Sen, R and Swaminathan, T, Biochemical Engg. Journal, 21 (2004)
Modeling and optimization of the process conditions for biomass production and sporulation of a probiotic culture. by Sen, R and Srinivasa Babu, K, Process Biochemistry, 40 (2005)
Characterization of concentration & purification parameters and operating conditions for small-scale recovery of Surfactin. by Sen, R and Swaminathan, T, Process Biochemistry, 40 (2005)

Some Earlier Publications

Response surface optimization of the critical media components for the production of surfactin. by Ramkrishna Sen, J. Chem Technol Biotechnol, 68 (1997) 263-270.
Application of response surface methodology to evaluate the optimum environmental conditions for the enhanced production of surfactin. by Sen R and Swaminathan T., Appl Microbiol Biotechnol, 47 (1997) 358-363

Indian Institute of Technology Kharagpur, Kharagpur - 721302, INDIA
Telephone Number +91-3222-255221 | FAX : +91-3222-255303