Kumar S. Venkitanarayanan

CAHNR Associate Dean for Research and Graduate Studies, Professor


Contact

   Phone: (860) 486-0947

   Email: Kumar.Venkitanarayanan@UConn.edu

   Office: George White Bldg., Room 114

   Lab: ABL Building, Rooms 332 & 334

   Lab Phone: (860) 486-4787

 

Background

Education

  • Ph.D. (Animal Science), University of Connecticut, 1996
  • M.S. (Food Science & Technology), University of Nebraska, 1991
  • M.S. (Veterinary Science), Tamil Nadu Agricultural University, 1988
  • Doctor of Veterinary Medicine, Kerala Agricultural University, 1985

 
Dr. Venkitanarayanan worked as a Veterinarian in India for a year before pursuing his M.S. in Veterinary Science. He also worked as an Assistant Professor (Veterinary Public Health) at the Kerala Agricultural University, India for a year. Before taking up his current position at the University of Connecticut, Dr. Venkitanarayanan worked at the Center for Food Safety and Quality Enhancement, University of Georgia, Griffin, Georgia as a Postdoctoral Research Associate for two years.

Dr. Venkitanarayanan and his research were recently featured on Naturally@UConn. The full article can be read here.
 

Academics

Area of Interest

  1. Understand the molecular mechanisms by which food-borne pathogens tolerate and survive adverse environmental stresses encountered in nature, foods, and in hosts.
  2. Inactivation of pathogenic microorganisms in foods using novel food-grade antimicrobials, and studying their mechanism of action.
  3. Development of molecular methods for rapid detection of food-borne microorganisms.

Classes Taught

ANSC 4341 Food Microbiology and Safety
ANSC 4342W Scientific Writing in Food Microbiology & Safety
ANSC 4642 Food Microbiology Laboratory
ANSC 4697W Undergraduate Honors Thesis Writing in Animal Science
ANSC 5694 Animal Science Seminar
 

Awards Received

  • Nominated for membership in the American Association for the Advancement of Science (AAAS)
  • CANR Kinsman Award for Excellence in Research - 2011
  • Received the Gamma Sigma Delta Junior Faculty Award - 2007
 

Publications

Bhattaram, V., Upadhyay, A., Yin, H.-b., Mooyottu, S., & Venkitanarayanan, K. (2017). Effect of dietary minerals on virulence attributes of Vibrio cholerae. http://journal.frontiersin.org/article/10.3389/fmicb.2017.00911/full

Mooyottu, S., Flock, G., Upadhyaya, A., Upadhyaya, I., Maas, K., & Venkitanarayanan, K. (2017). Protective Effect of Carvacrol against Gut Dysbiosis and Clostridium difficile Associated Disease in a Mouse Model. https://doi.org/10.3389/fmicb.2017.00625.

Wagle, B., Upadhyay, A., Arsi, K., Shrestha, S., Venkitanarayanan, K., Donoghue, A., & Donoghue, D. (2017). Application of β-resorcylic acid as Potential Antimicrobial Feed Additive to Reduce Campylobacter Colonization in Broiler Chickens. https://doi.org/10.3389/fmicb.2017.00599

Surendran Nair, M., Amalaradjou, M. A., & Venkitanarayanan, K. (2017). Anti-virulence properties of probiotics in combating microbial pathogenesis. 98, 1-29.

Upadhyay, A., Chen, C.-H., Yin, H.-b., Upadhyaya, I., Fancher, S., Liu, Y., Nair, M. S., Jankelunas, L., Patel, J. R., & Venkitanarayanan, K. (2016). Inactivation of Listeria monocytogenes, Salmonella spp. and Escherichia coli O157:H7 on cantaloupes by octenidine dihydrochloride. 58, 121-7. 10.1016/j.fm.2016.04.007

Amoolya Narayanan, Muhammed Muyyarikkandy, Shankumar Mooyottu, Kumar Venkitanarayanan, and Mary Anne Amalaradjou. 2017. Oral Supplementation of Trans-Cinnamaldehyde Reduces Uropathogenic Escherichia coli colonization in a Mouse Model. Letters in Applied Microbiology. http://onlinelibrary.wiley.com/doi/10.1111/lam.12713/epdf

Mary Anne Roshni Amalaradjou and Kumar Venkitanarayanan*. 2009. Inactivation of Enterobacter sakazakii in reconstituted infant formula by trans-cinnamaldehyde. Inter. J Food Microbiol. 129:146-149.

F. Solis de los Santos, A. M. Donoghue, K. Venkitanarayanan, J. H. Metcalf, I. Reyes-Herrera, M. L. Dirain, V. F. Aguiar, P. J. Blore, and D. J. Donoghue. 2009. The natural feed additive caprylic acid decreases Campylobacter jejuni colonization in market-aged broiler chickens. Poult. Sci. 88:61-64.

Mary Anne Roshni Amalaradjou, Carol Norris and Kumar Venkitanarayanan*. 2009. Effect of octenidine hydrochloride on planktonic cells and biofilm of Listeria monocytogenes. Appl. Environ. Microbiol. (Accepted).

Manoj Kumar Mohan Nair, Kumar Venkitanarayanan*, Lawrence K. Silbart, and Kwang Sik Kim. 2009. Outer membrane protein A (OmpA) of Enterobacter sakazakii binds fibronectin and contributes to invasion of human brain microvascular endothelial cells. Foodborne Pathogens and Disease, 6:495-501.

K. J. Anup, S. A. Baskaran, A. S. Charles, M. A. Amalaradjou, M. J. Darre, M. I. Khan, T. A. Hoagland, D. Schreiber, A. M. Donoghue, D. J. Donoghue and K. Venkitanarayanan*. 2008. Prophylactic supplementation of caprylic acid in feed reduces Salmonella Enteritidis colonization in broiler chicks. J Food Prot. 72:4:722-727.

Thirunavukkarasu Annamalai and Kumar Venkitanarayanan*. 2008. Characterizing the role of ProP and ProU genes in betaine uptake during cold and osmotic stress. App. and Environ. Microbiol. 75: 1471-1477.

S. A. Baskaran, G. W. Kazmer, L. Hinckley, S. M. Andrew, and K. Venkitanarayanan*. 2008. Antibacterial effect of Plant-derived Antimicrobials on Major Bacterial Mastitis Pathogens. J Dairy Sci. 92 :1423-1429.

Manoj Kumar Mohan Nair and Kumar Venkitanarayanan. 2007. Role of bacterial OmpA and host cytoskeleton in the invasion of human intestinal cells by Enterobacter sakazakii. Submitted to Pediatric Research.

Anup Kollanoor, Pradeep Vasudevan, Manoj Kumar Mohan Nair, Hoagland, T.A. and Kumar Venkitanarayanan. 2007. Inactivation of bacterial fish pathogens by caprylic acid, monocaprylin and sodium caprylate. Aquaculture Research. Revised manuscript submitted after review and waiting for decision from the Editor.

Marylin Garcia, Mary Anne Roshni Amalaradjou, Manoj Kumar Mohan Nair, Thirunavukkarasu Annamalai, Suman Surendranath, Seok Lee, Thomas Hoagland, Cameron Faustman, and Kumar Venkitanarayanan. 2007. Inactivation Listeria monocytogenes on frankfurters by monocaprylin alone or in combination with acetic acid. J. Food Protection (in press).

Dharod J., R Pérez-Escamilla, S. Paciello, A Bermúdez-Millán, K. Venkitanarayanan , G. Damio. Comparison between Self-reported and Observed Food Handling Behaviors among Latinas. 2007. J Food Protection (in press).

Dharod J., R Pérez-Escamilla, S. Paciello, Kumar Venkitanarayanan, Angela Bermúdez-Millán; and Grace Damio. 2007. Trends in Food Protection (in press).

Mary Anne Roshni Amalaradjou, Thirunavukkarasu Annamalai, Patrick Marek, Pedram Rezamand, David Schreiber, Thomas Hoagland, and Kumar Venkitanarayanan. 2006. Inactivation of Escherichia coli O157:H7 in cattle drinking water by sodium caprylate. J. Food Protection, 69 (9), 2248-2252.

Pradeep Vasudevan and Kumar Venkitanarayanan. 2006. Role of rpoS gene in the survival of Vibrio parahaemolyticus in fish and seawater. J. Food Protection, 69 (6), 438-1442.

Mohan Nair, M.K. and Venkitanarayanan K.S. 2006. Cloning and Sequencing of the Major Outer Membrane Protein Gene ompA and Development of A Specific PCR for Rapid Detection of Enterobacter sakazakii in Infant Formula. Appl. Environ. Microbiol. 72 (4): 2539-2546.

Mary Anne Roshni Amalaradjou, Thirunavukkarasu Annamalai, Patrick Marek, Pedram Rezamand, David Schreiber, Thomas Hoagland,and Kumar Venkitanarayanan. 2006. Inactivation of Escherichia coli O157:H7 by sodium caprylate in cattle drinking water. Accepted in J. Food Prot. (proof of acceptance attached).

Pradeep Vasudevan and Kumar Venkitanarayanan. 2006. Role of rpoS gene in the survival of Vibrio parahemolyticus in fish and seawater. Accepted in J. Food Prot (proof of acceptance attached)

Manoj Kumar Mohan Nair, Pradeep Vasudevan, and Kumar Venkitanarayanan. 2005 (October). Antibacterial Effect of Caprylic Acid and Monocaprylin on Major Bacterial Mastitis Pathogens. J. Dairy Sci. 88:3488-3495.

Patrick Marek, Thirunavukkarasu Annamalai and Kumar Venkitanarayanan. 2005 (September). Inactivation of Escherichia coli O157:H7 on apples by caprylic acid. J. Food Technol. 3: 464-468.

Thirunavukkarasu Annamalai and Kumar Venkitanarayanan. 2005. Expression of major cold shock proteins and genes by Yersinia enterocolitica in synthetic medium and foods. J. Food Prot. 68(11): 2454-2458.

Manoj Kumar Mohan Nair, Pradeep Vasudevan,Thomas Hoagland and Kumar Venkitanarayanan. 2005. Antibacterial Effect of Caprylic Acid and Monocaprylin on Major Bacterial Mastitis Pathogens. Accepted in the J. Dairy Sci.

Manoj Kumar Mohan Nair, Thomas Hoagland and Kumar Venkitanarayanan. 2005. Antibacterial effect of monocaprylin on Escherichia coli O157:H7 in apple juice. Accepted in Journal of Food Protection.

Pradeep Vasudevan, Patrick Marek, Mohan Nair, Thirunavukkarasu Annamalai, Michael Darre, Mazhar Khan, and Kumar Venkitanarayanan. 2005. In vitro inactivation of Salmonella Enteritidis in chicken cecal contents by caprylic acid. Journal of Applied Poultry Research. J of Appl. Poultry Res. 14:122-125.

Manoj Kumar Mohan Nair, Pradeep Vasudevan, and Kumar Venkitanarayanan. 2005. Antibacterial effect of blackseed oil on Listeria monocytogenes. Food Control. 16:395-398.

Suman S.P., Faustman C., Lee S., Tang J., Sepe H.A., Vasudevan P., Annamalai T., Manojkumar M., Marek P., Venkitanarayanan K.S. 2005. Effect of erythorbate, storage and high-oxygen packaging on premature browning in ground beef, Meat Sci 69: 363-369.

Sepe H.A., Faustman C., Lee S., Tang J., Suman S.P., Venkitanarayanan K.S. 2005. Effects of reducing agents on premature browning in ground beef. Food Chemistry. In press.

Thirunavukkarasu Annamalai, Manoj Kumar Mohan Nair, Patrick Marek, Pradeep Vasudevan, David Schreiber, Randall Knight, Thomas Hoagland, and Kumar Venkitanarayanan. 2004. In vitro inactivation of enterohemorrhagic Escherichia coli O157:H7 in bovine rumen fluid by caprylic acid. Journal of Food Protection 67:884-888.

Manoj Kumar Mohan Nair, Pradeep Vasudevan, Thomas Hoagland, and Kumar Venkitanarayanan. 2004. Inactivation of E. coli O157:H7 and L. monocytogenes in milk by caprylic and monocaprylin. Food Microbiology. 21: 611-616.

Manoj Kumar Mohan Nair and Kumar Venkitanarayanan. 2004. Inactivation of Enterobacter sakazakii in reconstituted infant formula by monocaprylin. Accepted in Journal of Food Protection.

Pradeep Vasudevan, Patrick Marek, Mohan Nair, Thirunavukkarasu Annamalai, Michael Darre, Mazhar Khan, and Kumar Venkitanarayanan. 2004. In vitro inactivation of Salmonella Enteritidis in chicken cecal contents by caprylic acid. Accepted in Journal of Applied Poultry Research.

Manoj Kumar Mohan Nair, Pradeep Vasudevan, and Kumar Venkitanarayanan. 2004. Antibacterial effect of blackseed oil on Listeria monocytogenes. Accepted in Food Control.

S. P. Suman, C. Faustman, S. Lee, J. Tang, H. A. Sepe, P. Vasudevan, T. Annamalai, M. Manojkumar, P. Marek, M. Decesare, and K. S. Venkitanarayanan. 2003. Effects of muscle source on premature browning in ground beef. Accepted in Meat Science.

H. A. Sepe, C. Faustman, S. Lee, J. Tang, S. P. Suman, and K. S. Venkitanarayanan. 2003. Effects of reducing agents on premature browning in ground beef. Accepted in Food Chemistry.

S. P. Suman, C. Faustman, S. Lee, J. Tang, H. A. Sepe, P. Vasudevan, T. Annamalai, M. Manojkumar, P. Marek, and K. S. Venkitanarayanan. 2003. Effect of erythorbate, storage and high-oxygen packaging on premature browning in ground beef. Submitted the revised paper to Meat Science .

Thirunavukkarasu, A., P. Vasudevan, P. Marek, T. Hoagland, K. Venkitanarayanan. 2003. Heat Inactivation of Escherichia coli O157:H7 in Apple Cider in the presensce of Glycerol Monolaurate and a Synthetic Antimicrobial Peptide, PR-26. Journal of Food Processing and Preservation, 27(1)-37-49.

Marek, P., M.K.M. Nair, T. Hoagland, K. Venkitanarayanan. 2003. Survival and growth characteristics of Escherichia ColiO157:H7 in pasteurized and unpasteurized Cheddar cheese whey. Accepted in the International Journal of Food Microbiology.

Marek, P., A. Thirunavukkarasu, K. Venkitanarayanan. 2003. Detection of Penicillium expansum by polymerase chain reaction. International Journal of Food Microbiology (in press).

Khan, M.I., Amin Fadl, K. Venkitanarayanan. 2003. Reducing colonization of Salmonella Enteritidis in chicken by targetingouter membrane proteins. Journal of Applied Microbiology, 94:1-4.

Vasudevan, P., M.K.M. Nair, A. Thirunavukkarasu, K.S. Venkitanarayanan. 2003. Phenotypic and genotypic characterization of mastitis isolates of Staphylococcus aureus for biofilm formation. Veterinary Microbiology, 92, 179-185.

Vasudevan, P., A. Thirunavukkarasu, L. Satori, T. Hoagland, K. Venkitanarayanan. 2003. Behavior of enteroaggregative Escherichia coli in bottled mineral and spring water. Journal of Food Protection, 66, 497-500.

Vasudevan, P., P. Marek, T. Hoagland, K. Venkitanarayanan. 2003. Effect of chilling and freezing on survival of Vibrio parahemolticus on fish fillets.

Venkitanarayanan, K., C. Lin, H. Bailey, and M. P. Doyle. 2002. Inactivation of Escherichia coli O157:H7, Salmonella Enteritidis, and Listeria monocytogenes on apples, oranges, and tomatoes by lactic acid with hydrogen peroxide. Journal of Food Protection, 65(1), 100-105.

Amin Fadl, K. Venkitanarayanan, and M. I. Khan. 2002. Identification of Salmonella Enteritidis outer membrane proteins expressed during attachment to human intestinal epithelial cells. Journal of Applied Microbiology, 92, 180-186.

McWaters, K. H., M. P. Doyle, S. L. Walker, A. P. Rimal, and K. Venkitanarayanan. 2002. Consumer acceptance of raw apples treated with an antibacterial solution designed for home use. Accepted in Journal of Food Protection, 65(1), 106-110.

Thirunavukkarasu, A., K. Venkitanarayanan, T. Hoagland, and M. I. Khan. 2001. Inactivation of Escherichia coli O157:H7 and Listeria monocytogenes by PR-26, a synthetic antibacterial peptide. Journal of Food Protection, 64(12), 1929-1934.

Book Chapters:

Amalaradjou, M. A., Upadhyaya, I., & Venkitanarayanan, K. (2016). Microbial applications in food industry. De Gruyter.

Hsinbai Yin, Meera Surendran Nair, Yanyan Liu, Mary Anne Amalaradjou and Kumar Venkitanarayanan. 2017. Controlling Foodborne Pathogens Using Antimicrobial Metals. In Food Safety and Consumption: Assessment, Practices and Current Issues. (Ed, Kurt D. Morton). Nova Science Publishers, NY.

Meera Surendran Nair, Indu Upadhyay, Mary Anne Roshni Amalaradjou, Kumar Venkitanarayanan. 2017. Antimicrobial food additives and disinfectants: mode of action and microbial resistance mechanisms. In Foodborne Pathogens and Antibiotic Resistance (Ed, Om V Singh), Wiley Blackwell, Indiana.

A. Upadhyay, G. Flock, S. Mooyottu, and K. Venkitanarayanan. 2017. A novel disinfectant for controlling nosocomial and foodborne pathogens. In Disinfectants: Properties, Applications and Effectiveness. Ana Sofia Cardoso, Cristina Maria Martins Almeida, Telma Costa Cordeiro, and Vanessa de Jesus Gaffney, (Ed). Nova Science Publishers, NY.

Venkitanarayanan, K., and M. P. Doyle. 2003. Escherichia coli. In Encyclopedia of Food Sciences and Nutrition, p. 2149-2153. Academic Press, England.

Venkitanarayanan, K. and M. P. Doyle. 2003. Escherichia coli: Detection. In Encyclopedia of Food Sciences and Nutrition,p. 2153-2157. Academic Press, England.

Venkitanarayanan, K. and M. P. Doyle. 2003. Food poisoning by Escherichia coli. In Encyclopedia of Food Sciences and Nutrition, p. 2157-2162. Academic Press, England.

Venkitanarayanan, K. and M. P. Doyle. 2001. Foodborne infections and infestations. In Hand Book of Nutrition and Food. CRC Press, Florida, USA.

 

Hobbies/Non-Academic Interests

Reading, Basketball

 

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    • United States Department of Agriculture: USDA
    • Institute of Food Technologists: IFT

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