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牲畜兽医学报 2005
猪pou1f1基因第3内含子mspⅰ酶切片段多态特征及其与生长性能相关性的研究, PP. 205-208 Keywords: porcinepou1f1gene,polymorphisms,growthperformance Abstract: ？a2100bpsegmentofthethirdintronoftheporcinepou1f1genewasamplifiedbypcrapproach.twopolymorphicfragmentsof1680bp(callele)and850/830bp(dallele)wereobserved.inthispaper,wediscussedthemspⅰpolymorphicrestrictionsitesinf2stirp-changdufengjiangpigs［landrace×(duroc×fengjiang)］,andstudiedtheeffectongrowthperformanceofallelegeneatmspⅰrestrictionsite.theresultshowedthatthreegenotypesatmspⅰpolymorphicrestrictionsiteshadsignificantcharacteristicsofdistributionintheherdsofchangdufengjiangpigsandthegrowthperformancewasaffected.theweightsbetweenddgenotypeandothergenotypesindifferentstagesofdays(expectbirthweight)differedsignificantly(0.01
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