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根据天蚕抗菌肽A(cecropin A,CA)N端第1~7个 氨基酸残基、 蜂毒素(melittin,M)N端第5~12个氨基酸残基,以大肠杆菌偏爱的密码子设计合成了杂合肽CA(1~7)-M(5~12)基因,同载体pGEMEX-1连接后转化大肠杆菌JM109,经打点杂交筛选和序列测定,获
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