Characterisation of five candidate genes within the ETEC F4ab/ac candidate region in pigs
2011

Study of Genes Related to ETEC Infection in Pigs

Sample size: 42 publication Evidence: moderate

Author Information

Author(s): Mette Jacobsen, Susanna Cirera, David Joller, Gloria Esteso, Steffen S Kracht, Inger Edfors, Christian Bendixen, Alan L Archibald, Peter Vogeli, Stefan Neuenschwander, Hans U Bertschinger, Antonio Rampoldi, Leif Andersson, Merete Fredholm, Claus B Jørgensen

Primary Institution: University of Copenhagen

Hypothesis

Identifying the genetics behind susceptibility to ETEC F4ab/ac infection will benefit pig welfare and breeding.

Conclusion

The study found no obvious causative mutations for ETEC F4ab/ac susceptibility among the identified polymorphisms.

Supporting Evidence

  • The coding regions of five candidate genes were investigated for mutations.
  • A total of 34 polymorphisms were identified in the candidate genes.
  • None of the genes were found to be differentially expressed between resistant and susceptible animals.

Takeaway

Some pigs can get sick from a bacteria called ETEC, and scientists looked at certain genes to see if they could find out why some pigs are sick and some are not.

Methodology

The study involved genotyping and expression profiling of five candidate genes in various pig tissues.

Limitations

The study did not find significant differences in gene expression between resistant and susceptible animals.

Participant Demographics

The study included two resistant Wild Boars and two homozygous susceptible Large White sows, along with 42 additional pigs of various breeds.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1756-0500-4-225

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