Paul Priyest Vijayakumar picture

Paul V. Priyesh
Associate Professor

  • (859) 257-1546
  • (859) 257-5318
  • 213 W. P. Garrigus Building
    Lexington KY 40546-0215
  • Department of Animal and Food Sciences
  • Specialties: Foods

Professional Profile

Associate Professor/Extension, Instruction, and Research


Ph.D. in Food Science / Food Microbiology and Safety
Graduated ‐ Fall, 2014
Oklahoma State University ‐ Stillwater, Oklahoma

M.S in Food Science / Food Microbiology
Graduated ‐ Summer, 2010
Oklahoma State University ‐ Stillwater, Oklahoma

Bachelor of Engineering & Technology (Biotechnology)
Graduated ‐ Spring, 2008
VIT University ‐ Vellore, India

Additional Information

Professional Experience

Extension Activities

  • Food Processing, Food Safety, and Regulatory Affairs

  • Food Safety Modernization Act (FSMA) Produce Safety Rule (PSA) and Human Food Preventive Control (PCHF)

  • ​Good Agricultural Practices (GAPs) and Good Handling Practices (GHPs)

  • Process Authority (Thermal Processing of Acidified Foods)

Extension Workshops

  • GAPs and GHPs Audit Grower Training

  • HACCP (Hazard Analysis Critical Control Points)

  • Better Process Control School


  • FSC 107 Introduction to Food Science
  • FSC 636 Advanced Food Technology


  • Thermal processing of accidified foods
  • Antimicrobial intervention of Listeria monocytogenes in ready-to-eat meats and Salmonella in fresh produce.
  • Use of Bacteriophages to improve produce safety
  • Prevention based food safety

Professional Society Memberships

August 2015 - Present
Sigma Xi, The Scientific Research Society

2015 - Present
Phi Tau Sigma, Food Science and Technology Honor society 

Nov. 2015 - Present
Institute for Thermal Processing Specialists

Sept. 2009 - Present
Honor Society of Phi Kappa Phi

March 2009 - Present
Institute of Food Technologists

Dec. 2010 - Present
Oklahoma State University Alumni Association

Recent Refereed Journal Writings

Paul Priyesh Vijayakumar, Danielle Bellmer, Peter Muriana and Ray Huhnke. Microbial Populations in Sweet Sorghum Juice during Fermentation. BAOJ Biotech, (2015) 1: 002.

Jadeja, R., D. Jaroni, P. Vijayakumar and S. Chintagari (2015). Application of monoclonal antibodies to develop rapid immunoassays for Vibrio vulnificus- A mini review.  AASCIT Journal of Biology, 2015; 1(4): 48-54.

Henning, C.; Vijayakumar, P.; Adhikari, R.; Jagannathan, B.; Gautam, D.; Muriana, P.  Isolation and Taxonomic Identity of Bacteriocin-Producing Lactic Acid Bacteria from Retail Foods and Animal Sources. Microorganisms20153, 80-93.

Vijayakumar, Paul Priyesh.; Muriana, P. Microplate Kinetic Growth Inhibition Assay for Screening Bacteriocins against Listeria monocytogenes to differentiate their Mode-of-Action. Biomolecules 20155(2), 1178-1194.

Published Abstracts and Conference Papers

Jagannathan, B., D. Gautam, R. Adhikari, P. Vijayakumar, C. Henning, and P. Muriana. 2014. Phylogenetic identification, microplate assay, and fermenter-based growth conditions to optimize bactericidal activity of bacteriocins produced by lactic acid bacteria. Ann. Meet. Inst. Food Technol., New Orleans, LA (June 21-24), Abst. # 166-03.

Vijayakumar, P., and P.M. Muriana. 2014. Multiple mode-of-action approach in the use of bacteriocins of lactic acid bacteria as biopreservatives for ready-to-eat meats. FAPC Research Symposium/OSU Research Week, Feb. 18, Oklahoma State Univ., Stillwater, OK.

Vijayakumar, P.,
 and P.M. Muriana. 2013. Bacteriocins of lactic acid bacteria as potential food biopreservatives: the effectiveness of a multiple mode-of-action approach. FAPC Research Symposium/OSU Research Week, Feb. 19, Oklahoma State Univ., Stillwater, OK.
Vijayakumar, P., Henning, C., and P.M. Muriana. 2012. Isolation and characterization of bacteriocin producing lactic acid bacteria from foods and their potential use as biopreservatives. FAPC Res. Symp., Feb. 22, Stillwater, OK.
P. Vijayakumar, D.Bellmer, R. Huhnke, P. Muriana. 2010. Microbial Populations in Sweet Sorghum Juice During Fermentation. ASABE Ann. Int. Conf. Pittsburg, PA (June 19-23), Paper. # 1008881

Affiliations with Organizations as Scientific Reviewer

LWT – Food Science and Technology

Food Research International

Foodborne Pathogens and Disease

Journal of Food Processing and Preservation