Gene Expression Profiles in Pigs Related to Androstenone Levels
Author Information
Author(s): Moe Maren, Lien Sigbjørn, Bendixen Christian, Hedegaard Jakob, Hornshøj Henrik, Berget Ingunn, Meuwissen Theo HE, Grindflek Eli
Primary Institution: The Norwegian Pig Breeders Association (NORSVIN)
Hypothesis
Identifying additional genes influencing levels of androstenone may facilitate marker-assisted breeding practices.
Conclusion
The study identified several genes and pathways related to androstenone metabolism in the liver, which could help reduce boar taint.
Supporting Evidence
- 29 boars with extreme high and 29 with extreme low levels of androstenone were analyzed.
- Significant genes related to phase I and phase II metabolism were identified.
- Differences in gene expression were verified by quantitative real competitive PCR.
Takeaway
Scientists studied pig livers to find out how certain genes affect a smelly chemical called androstenone, which can make pig meat taste bad.
Methodology
Microarrays were used to analyze liver tissue samples from 58 boars with extreme levels of androstenone.
Limitations
The study focused only on two breeds and may not represent all pig breeds.
Participant Demographics
58 boars from two breeds: Duroc and Norwegian Landrace.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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