Article
Cadherin repeat 5 mutation associated with Bt resistance in a field-derived strain of pink bollworm.
Scientific reports - 8 Oct 2020
Wang Ling, Ma Yuemin, Wei Wei, Wan Peng, Liu Kaiyu, Xu Min, Cong Shengbo, Wang Jintao, Xu Dong, Xiao Yutao, Li Xianchun, Tabashnik Bruce E, Wu Kongming
Abstract excerpt
Evolution of resistance by pests reduces the benefits of transgenic crops that produce insecticidal proteins from Bacillus thuringiensis (Bt). Here we analyzed resistance to Bt toxin Cry1Ac in a field-derived strain of pink bollworm (Pectinophora gossypiella), a global pest of cotton. We discovered that the r14 allele of the pink bollworm cadherin gene (PgCad1) has a 234-bp insertion in exon 12 encoding a mutant...
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