Toxicity of methoprene to Drosophila melanogaster (Diptera: Drosophilidae): a function of larva culture density.

Toxicity of methoprene to Drosophila melanogaster (Diptera: Drosophilidae): a function of larva culture density.
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甲虫酯对黑腹果蝇(双翅目:果蝇科)的毒性:幼虫培养密度的函数。

DOI:
10.1093/jee/78.6.1208
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发表时间:
1985
影响因子:
2.2
通讯作者:
Chaykin,D
Chaykin,D
中科院分区:
农林科学2区
文献类型:
--
作者:
Wilson,TG;Chaykin,D

文献摘要

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甲氧丁二烯是一种类似于幼年激素的物质,当加入幼虫的饮食中时,对黑腹果蝇的毒性与培养密度成反比。由于许多不同的野生型菌株表现出这种密度依赖性毒性,因此这种效应似乎与基因型无关。实验表明,通过喂食幼虫,可能是通过唾液或粪便中的酶来降解饮食中添加的甲基戊二烯。这些结果表明,在实验室评估甲基丁二烯的毒性时,以及考虑通过将甲基丁二烯掺入牲畜粪便来控制双翅类稳定害虫时,必须将昆虫密度作为一个变量加以考虑。
Toxicity of methoprene, a juvenile hormone analog, toDrosophila melanogaster(Meigen) was inversely proportional to culture density when incorporated into the larva diet. Since many different wild-type strains showed this density-dependent toxicity, the effect appears to be independent of genotype. Experiments suggest that diet-incorporated methoprene is degraded by feeding larvae, possibly by an enzyme in the saliva or frass. These results indicate that insect density must be considered as a variable when estimating the toxicity of methoprene in the laboratory as well as when considering control of dipteran stable pests by incorporation of methoprene into livestock dung.