摘要
为了明确静原鸡ELOVL2基因的遗传特性,试验采用PCR-SSCP技术对静原鸡ELOVL2基因内含子4遗传多样性进行检测。结果表明:在ELOVL2基因内含子4扩增片段上共检测到4种基因型、3种等位基因、2个SNPs位点。其中A和B为优势等位基因(0.47),基因型AB为优势基因型(0.42);静原鸡ELOVL2基因内含子4遗传纯合度与杂合度基本相同,且偏离了Hardy-Weinberg平衡(P<0.01)。说明静原鸡ELOVL2基因内含子4序列突变程度较高且呈中度多态,杂合子或纯合子无明显优势。
引文
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