Bt proteins such as Vip3Aa are commonly used in #GMcrops to control lepidopteran #pests, but Vip3Aa resistance has been observed. This study identifies a gene in the crop pest #Helicoverpa armigera #CottonBollworm whose disruption confers resistance to Vip3Aa @PLOSBiology https://plos.io/4kBtD89