Porcine Response to Salmonella Infection
Author Information
Author(s): Wang Yanfang, Couture Oliver P, Qu Long, Uthe Jolita J, Bearson Shawn MD, Kuhar Daniel, Lunney Joan K, Nettleton Dan, Dekkers Jack CM, Tuggle Christopher K
Primary Institution: Iowa State University
Hypothesis
The study investigates the transcriptional response of pigs to Salmonella enterica serovar Choleraesuis to identify immune response pathways and potential drug targets.
Conclusion
The study reveals a strong NFκB-dependent transcriptional response in pigs infected with Salmonella Choleraesuis, highlighting novel target genes for further research.
Supporting Evidence
- 1,853 genes showed significant changes in expression during infection.
- A strong NFκB-dependent response was observed with 58 known NFκB target genes induced.
- The transcriptional response peaked at 48 hours post-infection.
Takeaway
When pigs get sick from a type of bacteria called Salmonella, their bodies react in a specific way, and scientists found new genes that help fight the infection.
Methodology
The study used Affymetrix technology to analyze gene expression in porcine mesenteric lymph nodes at various time points post-infection.
Limitations
The study primarily focused on genes with large fold changes, potentially missing other relevant genes and pathways.
Participant Demographics
Fifteen piglets, with three serving as controls and twelve infected.
Statistical Information
P-Value
<0.01
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
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