Animal Well-being
The frequency of the HAL-1843 mutation of the RYR gene in dead and non-ambulatory/non-injured pigs on arrival at the packing plant.
October 11, 2006By Michael Ellis
The HAL-1843 mutation of the RYR gene (commonly called the “Stress” or “Halothane” gene) is associated with increased stress susceptibility and death loss in pigs. Death loss and...
Swine Health - PRRS
An Improved Method for PRRSV Surveillance and Monitoring
October 11, 2006By Jeffrey Zimmerman
Oral fluids are inexpensive to collect. Each pen sample requires a length of cotton rope, a plastic bag, and a snap-cap plastic tube. Labor costs include the time required to place and recover the...
Pork Safety - Pre-Harvest
Salmonella prevalence during the finishing production stage
October 10, 2006By Scott Hurd
This research project was conducted with the objective of determining if the Salmonella prevalence at the end of the finishing production stage correctly represents the Salmonella status of a lot, as...
Swine Health - PRRS
The role of downtime in pathogen contamination of swine facilities
October 9, 2006By Dr. Sandra Amass
The effectiveness of decontamination procedures and downtimes in reducing PRRSV and bacterial contamination of wean-finish and nursery rooms of a commercial swine farm was tested. The herd was...
Animal Science - Swine Nutrition
Aspects of yeast-based products in enhancing animal production
October 1, 2006By Christopher Mateo
Swine Health - PRRS
Modeling PRRS virus aerosol transmission within and between farms
October 1, 2006By Jeffrey Zimmerman
The objective of this research was to try to understand two major stages of aerosol transmission: 1) how much PRRSV is aerosolized by pigs and 2) how long does airborne PRRSV remain infectious. How...
Animal Science - Swine Nutrition
Critical Review of Acidifiers
September 29, 2006By James Pettigrew
The inclusion of various organic acids or their salts to diets improves the growth performance of pigs and helps in preventing scouring and high mortality post-weaning. The beneficial effects of...
Swine Health - PRRS
Evaluation of sampling and testing strategies for monitoring of PRRS virus infection in boar studs
September 7, 2006By Claudia Munoz-Zanai
Monitoring of boar studs for PRRS is critical to minimize the risk of transmission to sows via contaminated semen. However, current protocols for monitoring PRRSV in boar studs are diverse, sometimes...
Swine Health - PRRS
Development of Edible Vaccines against PRRSV: A Proof of Concept Study
August 30, 2006By Chenming (Mike) Zhang
Porcine reproductive and respiratory syndrome (PRRS) is the most devastating swine disease. This project strives to develop new and safer vaccine for the elimination of PRRSV from swine herds....
Pork Safety - Pre-Harvest
Serological Analysis of Toxoplasma gondii, Trichinella spiralis and Salmonella enterica among niche market antimicrobial-free and conventionally reared pigs
August 25, 2006By Wondwossen Gebreyes
Three globally important zoonotic foodborne pathogens including Salmonella, Trichinella and Toxoplasma, were studied. Serological analysis of these pathogens was conducted on samples collected from...
