李文楚,郑学勤,黄自然. 柞蚕抗菌肽A基因的克隆和表达[J]. 华南农业大学学报, 2001, 22(4): 58-61. DOI: 10.7671/j.issn.1001-411X.2001.04.017
    引用本文: 李文楚,郑学勤,黄自然. 柞蚕抗菌肽A基因的克隆和表达[J]. 华南农业大学学报, 2001, 22(4): 58-61. DOI: 10.7671/j.issn.1001-411X.2001.04.017
    LI Wen chu 1,ZHENG Xue qin 2,HUANG Zi ran 1. Cloning of Cecropin A Gene from Chinese Oak Silk Moth, Antheraea pernyi and Its Expression by IPTG Induction[J]. Journal of South China Agricultural University, 2001, 22(4): 58-61. DOI: 10.7671/j.issn.1001-411X.2001.04.017
    Citation: LI Wen chu 1,ZHENG Xue qin 2,HUANG Zi ran 1. Cloning of Cecropin A Gene from Chinese Oak Silk Moth, Antheraea pernyi and Its Expression by IPTG Induction[J]. Journal of South China Agricultural University, 2001, 22(4): 58-61. DOI: 10.7671/j.issn.1001-411X.2001.04.017

    柞蚕抗菌肽A基因的克隆和表达

    Cloning of Cecropin A Gene from Chinese Oak Silk Moth, Antheraea pernyi and Its Expression by IPTG Induction

    • 摘要: 注射大肠杆菌E .coliK12 D31诱导的柞蚕滞育蛹在 2 5℃温育条件下 ,蛹体血淋巴可产生一系列的抗菌物质以抵御外源病菌的入侵 .本研究以脂肪体为材料 ,诱导后提取组织总RNA ,纯化mRNA并用AMV逆转录酶合成cDNA .设计并合成抗菌肽A基因 (cecA)的引物 ,通过PCR法扩增获得柞蚕抗菌肽基因 ,克隆至pBluescriptM13(+)质粒 ,获得相对分子质量 5 .9× 10 4 的融合蛋白表达产物 ,序列分析表明柞蚕抗菌肽A基因及其编码的氨基酸和天蚕具有一定的同源性 .

       

    /

    返回文章
    返回