Abstract
BoLA-A and BoLA-DRB3 are in class I and II genes of bovine lymphocyte antigen of immune system respectively which cattle express per haplotype. The aim of this study was to evaluate relationship of BoLA-A and BoLA-DRB3 polymorphisms with clinical mastitis disease using SSCP technique. In the current study, blood sampling was carried out from Holstein cattle (n = 50 susceptible and n = 50 resistant to clinical mastitis) and a random sampling was conducted from Iranian native cattle (Sarabi; n = 50). Amplification of exon 2 of BoLA-DRB3 and BoLA-A genes by specific primers was used for SSCP technique. SSCP technique successfully able to detect some pattern is related to clinical mastitis disease in BoLA-DRB3.2 region as well as genotype pattern of C was observed significantly (P < 0.05) in susceptible Holstein cattle in compared to others pattern. Also, B and Q genotypes patterns of SSCP were detected only in susceptible cattle. Also, SSCP results were showed 17 genotypes pattern in Holstein and 17 different genotypes pattern in Sarabi cattle in BoLA-DRB3.2 gene. Thus, our finding indicated that Sarabi breed comprises completely different allelic in the BoLA-DRB3.2 region compared to Holstein breed. Moreover, results of this study revealed that exon 2 of BoLA-A showed lack of polymorphism in both studied breed. This is the first study on characterization of exon 2 of BoLA-Agene using SSCP technique in bovine.
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
