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《淮南麻黃雞CRBP4基因多態(tài)性與早期產蛋性狀和蛋品質的相關性.pdf》由會員上傳分享,免費在線閱讀,更多相關內容在應用文檔-天天文庫。
1、畜牧獸醫(yī)學報2013,44(2):197—203ActaVeterinariaetZootechnicaSinica淮南麻黃雞CRBP4基因多態(tài)性與早期產蛋性狀和蛋品質的相關性李俊營,詹凱,劉偉,韓濤,李紹全。,柏如東。(1.安徽省農業(yè)科學院畜牧獸醫(yī)研究所,合肥230031;2.安徽皖西麻黃雞禽業(yè)有限公司,六安2374003.安徽農業(yè)大學生命科學學院,合肥230036)摘要:旨在探索CRBP4基因與淮南麻黃雞產蛋性狀和蛋品質的相關性,尋找可作為淮南麻黃雞產蛋性狀的重要分子標記。本研究利用PCR—SSCP技術和DNA測序技術對308只淮南麻黃雞CRBP4基因遺傳多態(tài)性
2、進行檢測及基因型分析,并對CRBP4基因的多態(tài)位點與早期產蛋性狀和3O周齡蛋品質進行相關分析。結果表明,在CRBP4基因exon2和exon3上存在3個突變位點,即C826T、C1240T和A1241G,其中C826T和A1241G導致了49Ser--~49Leu和97Ile一97Val突變,這3個突變位點都屬于中度多態(tài),基因型分布都處于Hardy-Weinberg平衡狀態(tài)(P>O.05)。C826T位點與母雞的開產蛋重呈顯著相關,CC基因型有利于提高開產蛋重;構建的單倍型對開產蛋重的影響達到顯著水平(P3、淮南麻黃雞開產蛋重存在相關性。關鍵詞:CRBP4基因;SNPs;早期產蛋性狀;蛋品質中圖分類號:$813.2文獻標志碼:A文章編號:0366—6964(2013)02—0197—07AssociationofPolymorphismsoftheCRBP4GenewithEarlyEggProductionTraitsandEggQualityofHuainanPartridgeChickenLIJun-ying,ZHANKai¨,LIUWei,HANTao,LIShao-quan,BAIRu-dong。(1.InstituteofAnimalHusbandryand4、VeterinaryMedicine,AnhuiAcademyofAgriculturalSciences,Hefei230031,China;2.AnhuiWanxiMahuangjiPoultryCo.,Ltd,Liu’an237400,China;3.CollegeofLifeScience,AnhuiAgriculturalUniversity,Hefei230036,China)Abstract:ThepurposeofthisstudywastoexploretheassociationsofpolymorphismsoftheCRBP4genewith5、egglayingtraitsandeggqualityandtofindimportantmarkersforthesetraitsofHuainanpartridgechicken.ThepolymorphismsofCRBP4geneweredetectedbyPCR—SSCPanddirectlysequencingin308Huainanpartridgechickenundercagecondition.TheassociationbetweenmutationsitesofCRBP4geneandearlyegglayingtraitsandeggqu6、alitywasanalyzed.TheresuItsshowedthat,therewerethreemutations,C826Tintheexon2,C124OTandAl~41Gintheexon3,respectively,andC826TandA1241Gresultedin49Ser---~49Leuand97Ile_’97Val,respectively.Thethreesitesbelongedtomoderatepolymorphism.Atthethreesites,thepopulationwasinHardy—Weinbergequilib7、rium(P>O.05).ThemutationsiteofC826Twassig-nificantlyassociatedwiththeeggweightatfirstlaying(P<0.05).TheCCgenotypewaspositivefortheeggweightatfirstlaying.ThehaplotypecombinationsconsistingofC826T,C1240TandA1241Gwassignificantlyassociatedwitheggweightatfirstlaying(P<0.05).Theresultsind
3、淮南麻黃雞開產蛋重存在相關性。關鍵詞:CRBP4基因;SNPs;早期產蛋性狀;蛋品質中圖分類號:$813.2文獻標志碼:A文章編號:0366—6964(2013)02—0197—07AssociationofPolymorphismsoftheCRBP4GenewithEarlyEggProductionTraitsandEggQualityofHuainanPartridgeChickenLIJun-ying,ZHANKai¨,LIUWei,HANTao,LIShao-quan,BAIRu-dong。(1.InstituteofAnimalHusbandryand
4、VeterinaryMedicine,AnhuiAcademyofAgriculturalSciences,Hefei230031,China;2.AnhuiWanxiMahuangjiPoultryCo.,Ltd,Liu’an237400,China;3.CollegeofLifeScience,AnhuiAgriculturalUniversity,Hefei230036,China)Abstract:ThepurposeofthisstudywastoexploretheassociationsofpolymorphismsoftheCRBP4genewith
5、egglayingtraitsandeggqualityandtofindimportantmarkersforthesetraitsofHuainanpartridgechicken.ThepolymorphismsofCRBP4geneweredetectedbyPCR—SSCPanddirectlysequencingin308Huainanpartridgechickenundercagecondition.TheassociationbetweenmutationsitesofCRBP4geneandearlyegglayingtraitsandeggqu
6、alitywasanalyzed.TheresuItsshowedthat,therewerethreemutations,C826Tintheexon2,C124OTandAl~41Gintheexon3,respectively,andC826TandA1241Gresultedin49Ser---~49Leuand97Ile_’97Val,respectively.Thethreesitesbelongedtomoderatepolymorphism.Atthethreesites,thepopulationwasinHardy—Weinbergequilib
7、rium(P>O.05).ThemutationsiteofC826Twassig-nificantlyassociatedwiththeeggweightatfirstlaying(P<0.05).TheCCgenotypewaspositivefortheeggweightatfirstlaying.ThehaplotypecombinationsconsistingofC826T,C1240TandA1241Gwassignificantlyassociatedwitheggweightatfirstlaying(P<0.05).Theresultsind
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