The primers of sows MOR exon 2 partial sequence was designed to analyzes single nucleotide polymorphi -sms by PCR-SSCP in Landrace, Yorkshire and Duroc.

• 根据Mu阿片受体基因的外显子2的部分序列设计引物,用PCR-SSCP的方法对大白猪、长白猪和杜洛克猪进行单核苷酸多态性分析,发现该位点存在多态性。