According to the relevant nucleotide sequence from GenBank, a pair of specific primers was designed to amplify the partial fragment of ahyR gene from Aeromonas hydrophila J-l strain by PCR.

• 根据GenBank公布的嗜水气单胞菌转录调控蛋白ahyR基因的序列设计一对特异性引物,利用PCR方法扩增Ah J-1株ahyR基因的部分片段(656 bp)。