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Journal Publication
Title of Article TLR4, BTN1A1, and Pit-1 polymorphisms and their associations with the estimated breeding values of growth traits of Brahman cattle in Thailand 
Date of Acceptance 19 June 2023 
Journal
     Title of Journal Asia-Pacific Journal of Science and Technology (APST) 
     Standard SCOPUS 
     Institute of Journal Khon Kaen University,Research and Technology Transfer Affairs Division 
     ISBN/ISSN 2539-6293 
     Volume 29 
     Issue
     Month january
     Year of Publication 2024 
     Page  
     Abstract The molecular analysis of genes is considered an acceptable tool for accelerating the genetic improvement of production performance in cattle. Single nucleotide polymorphisms (SNPs) in Toll-like receptor 4 (TLR4) and Butyrophilin subfamily 1 member A1 (BTN1A1) genes are related to immunity and may affect all aspects of cattle production. Pituitary-specific positive transcription factor 1 (Pit-1) is related to expression of the growth hormone-releasing factor gene. There were used in this study to examine the associations with estimated breeding values (EBVs) of growth traits [birth weight (BW), weaning weight (WW), and yearling weight (YW)] of Brahman cattle. Two hundred sixty-five cattle blood samples were obtained for DNA extraction, and gene polymorphisms were analyzed using the polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP). The TLR4 gene was associated with the EBV of WW, which was significantly higher with the AB genotype than with the AA genotype (p≤0.05) in cattle. This gene was associated with the EBV of YW, which was significantly higher in the cattle with the AB genotype than in those with the AA genotype (p≤0.05). Cattle with the genotypes AA and AB had a higher (p≤0.05) EBV of WW than cattle with the BB genotype of the BTN1A1 gene, which was also significant. The Pit-1 gene was associated with the EBV of BW, which was significantly lower in cattle with the genotype BB than in those with the genotype AA (p≤0.05). The possibility of selecting for growth traits using these three genetic markers is therefore interesting.  
     Keyword Thai Brahman cattle, TLR4, BTN1A1, Pit-1, Growth traits, EBV 
Author
607030002-2 Miss JIRAPORN PANCHAROEN [Main Author]
Agriculture Doctoral Degree

Reviewing Status มีผู้ประเมินอิสระ 
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Level of Publication นานาชาติ 
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