Characterization of a novel cry8 gene specific to Melolonthidae pests: Holotrichia oblita and Holotrichia parallela
文献类型: 外文期刊
第一作者: Yan, Guixin
作者: Yan, Guixin;Zhang, Jie;Song, Fuping;Wang, Rongyan;Feng, Shuliang;Huang, Dafang
作者机构:
关键词: Bacillus thuringiensis;Cry8Ga;Holotrichia oblita;Holotrichia parallela;PCR-RFLP
期刊名称:APPLIED MICROBIOLOGY AND BIOTECHNOLOGY ( 影响因子:4.813; 五年影响因子:4.697 )
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年卷期:
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收录情况: SCI
摘要: A new polymerase chain reaction-restriction fragment length polymorphism method for the identification of cry8-type genes from Bacillus thuringiensis has been established by designing a pair of new universal primers. By this method, a novel gene, cry8Ga1, encoding a polypeptide of 1,157 amino acids with a deduced molecular mass of 131.2 kDa was identified and cloned from B. thuringiensis HBF-18. Recombinant B. thuringiensis strain HD8G, harboring cry8Ga1, has insecticidal activity against larvae of Melolonthidae pests: Holotrichia oblita and Holotrichia parallela. This is the first report of a Cry toxin that has insecticidal activity to Melolonthidae pest H. oblita.
分类号: Q939.9
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