Parasporal crystals produced by Bacillus thuringiensis (Bt) bacteria are the main virulence
factors underlying Bt toxicity to insects. Parasporal crystals are composed primarily of Cry …

Transgenic crops producing Bacillus thuringiensis Cry toxins (Bt crops) have been planted
globally to control some key pests. Benefited from implementation of proactive resistance …

Aminopeptidases N (APNs), the receptors of Bacillus thuringiensis (Bt) toxin in the
lepidopteran midgut, are involved in the Bt pathogen infection mechanism. In the present …

Background RNA interference (RNAi) leads to sequence specific knock-down of gene
expression and has emerged as an important tool to analyse gene functions, pathway …

Aminopeptidase N (APN) isoforms in insects have been documented to be involved in the
mode of action of insecticidal crystal proteins (Cry) from Bacillus thuringiensis. Here we …

The full-length cDNA of four Ofapn aminopeptidases were cloned and sequenced from
susceptible and resistant Ostrinia furnacalis strains. Four sequences were identified as APN …

[目的] 克隆和表达小菜蛾-) 0#/)) $76)'1#/)) $ 氨肽酶基因, 并进行基因序列分析和同源建模分析.[
方法] 以小菜蛾中肠> 6! N 为模板克隆分析氨肽酶基因序列, 原核表达氨肽酶蛋白并进行酶活性 …

RNA interference is a post-transcriptional sequence selective gene control mechanism.
Antiviral RNA interference (RNAi) pathway is one of the most momentous constituents of the …

Abstract The bacterium Bacillus thuringiensis (Bt) is a common natural insecticide.
The'Israelensis" strain affects mosquito larvae while the'Kurstaki'strain affects caterpillars …

Les parasporines sont des toxines Cry du bacille de Thuringe actives contre des cellules
tumorales. Ce travail montre que la parasporine PS1Aa2 (Cry31Aa2) forme des pores dans …