Whole-Genome Resequencing Reveals Collagen-related Genes in Kele pigs
2024

Collagen-Related Genes in Kele Pigs

Sample size: 50 publication 10 minutes Evidence: moderate

Author Information

Author(s): Zhang Yu, Yuan Wei, Bi Huan, Yang Xiao, Zhang Yi Yu, Chen Wei

Primary Institution: Guizhou University, Guiyang, Guizhou Province, China

Hypothesis

To verify the accuracy of collagen-specific SNP mutation loci of Kele pigs selected by whole genome resequencing and to excavate collagen-related genes.

Conclusion

The study identified 307 genes related to collagen traits in Kele pigs, with significant expression of COL9A1 and COL6A5 in skin tissues and COL4A4 and COL4A3 in kidney tissues.

Supporting Evidence

  • Whole genome resequencing identified 4,570 high-impact mutation sites in Kele pigs.
  • COL9A1 and COL6A5 genes were significantly expressed in skin tissues.
  • COL4A4 and COL4A3 genes were significantly expressed in kidney tissues.
  • 14 SNP mutation sites were validated through Sanger sequencing.

Takeaway

Scientists studied Kele pigs to find out which genes help make collagen, a protein that affects meat quality, and discovered important genes that are active in their skin and kidneys.

Methodology

Whole genome resequencing was used to identify collagen-related genes, followed by Sanger sequencing and RT-qPCR for validation.

Potential Biases

Potential bias in gene selection and expression analysis due to the limited sample size.

Limitations

The study primarily focused on a specific breed and may not be generalizable to other pig breeds.

Participant Demographics

Kele pigs from Hezhang County, Bijie City, Guizhou Province, China.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0311417

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