High Population Density Is Greatest Risk Factor For Water-linked Diseases

Ohio State Experts on Salmonella in Vegetables

One of the largest universities in the United States, The Ohio State University is a leading research university and the model for the state of Ohio's public higher education institutes.  Founded in 1870 as a land-grant university, it was ranked in 2006 as one of the top 20 public universities in the United States.  The main campus is located in Columbus, and regional campuses are located in Lima, Mansfield, Marion, Newark and Wooster.

The Ohio State University

Jeffrey T. LeJeune is an internationally recognized expert in food safety and bacterial diseases transmitted between animals and people. He completed his undergraduate degree in biochemistry at the Université de Moncton in New Brunswick and a doctor of veterinary medicine degree from of The University of Prince Edward Island, both institutions in Canada. He earned his Ph.D. degree from Washington State University, where he also completed postdoctoral research training. In 2010, he was appointed to the rank of professor in the Food Animal Health Research Program at The Ohio State University’s Ohio Agricultural Research and Development Center in Wooster, OH. His initial appointment at Ohio State was as an assistant professor and state extension specialist for food safety in 2001. He leads and conducts original interdisciplinary research and effective outreach education programs on the ecology, epidemiology, and microbiology of bacterial pathogens that are shared between animals and humans, especially as related to food contamination at the stages of on-farm production. He has been honored with several awards for research excellence and serves on a number of state, national, and international advisory committees related to the control of foodborne pathogens and diseases.

Veterinary Medicine

Animal Health

Ecology

Food Safety 

Bacterial Diseases

Food Contamination

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Invite Some Germs to Dinner

Professor I Department of Veterinary Preventive Medicine

Jeff LeJeune, D.V.M., Ph.D., Professor, The Ohio State University College of Veterinary Medicine, conducts research on pre-harvest control of E. coli O157 in both animal and plant food production systems. In this presentation he will highlight what is known and unknown about the shiga-toxin producing E coli bacteria (STEC) that have resulted in produce-related outbreaks of human illness and how this contamination might be reduced.

E. Coli: Current Perspectives on Cattle, Produce, and Human Health - part 2

Professor Jeff LeJeune demonstrates why it is unsafe to eat undercooked ground beef.

Fact or Fiction: Rare Burgers Are Safe to Eat

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