USDA-ARS Archives - Pork Checkoff

Pork Checkoff Research

Research is at the heart of the National Pork Board’s mission and is funded by your Pork Checkoff dollars. Research is administered in all areas of pork production, processing, and human nutrition to develop a higher quality and more profitable product in the competitive meat protein market.

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Public Health - Antibiotics & Resistance
Salmonella DIVA vaccine for cross-protection against Salmonella serovar I 4,[5],12:i:-: minimizing antibiotic usage and protecting swine and public health
Animal Well-being
Evaluating the effects of mitigation strategies on piglet welfare and future productivity after transport during different seasons
As consumer concern for swine welfare, husbandry methods, and antibiotic use in animal agriculture increase, so will the need for U.S. pork producers to demonstrate that current production practices...
Swine Health - General Disease
Heterologous prime-boost vaccination protocols using whole inactivated influenza A virus vaccines to drive improved heterologous cross-protection
Animal Well-being
Effect of short term high tryptophan diet fed to sows on subsequent piglet behavior
Laws have been passed in several states requiring group housing for pregnant sows. However, the predominant problem with group housing sows is aggression. Different approaches, such as changing group...
Swine Health - General Disease
Live-animal assay for identifying correlates of cross-protection for swine influenza virus vaccines when vaccinated in the presence of maternal antibody.
Experimental live-attenuated influenza virus (LAIV) vaccines, delivered into the nose, have been shown protect pigs against influenza infection, more so than traditional inactivated commercial...
Swine Health - PRRS
Use of interferon alpha as an immunomodulator and metaphylactic therapeutic during PRRSV outbreaks
The host response to virus infection begins almost immediately with recognition of virus by host cells leading to the production of antiviral substances such as interferons. One interferon,...
Swine Health - PRRS
Comparison of porcine high fever disease isolates of PRRSV to US isolates for their ability to cause secondary bacterial infection in swine
The appearance of highly-pathogenic porcine reproductive and respiratory syndrome virus (PRRSV) isolates in Asia necessitates...
Swine Health - PRRS
PRRSV Identification by Virochip
Current identification and surveillance practices for PRRSV involves a few selected U.S. veterinary diagnostic laboratories performing quantitative RT-PCR and ORF5 nucleotide sequencing followed...
Swine Health - PRRS
Gene expression in lymph nodes of PRRSV-infected pigs
The aim of this study was to acquire a better understanding of PRRS disease through a deeper knowledge of gene expression changes that occur in pulmonary lymph nodes during acute comparative porcine...
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