Gut microbiota mediate Plutella xylostella susceptibility to Bt Cry1Ac protoxin is associated with host immune response.
Sign Up to like & getrecommendations! Published in 2020 at "Environmental pollution"
DOI: 10.1016/j.envpol.2020.116271
Abstract: Insect gut microbiotas have a variety of physiological functions for host growth, development, and immunity. Bacillus thuringiensis (Bt) is known to kill insect pests by releasing insecticidal protoxins, which are activated in the insect midgut.… read more here.
Keywords: gut; microbiota; gut microbiota; host ... See more keywords
Comprehensive analysis of Cry1Ac protoxin activation mediated by midgut proteases in susceptible and resistant Plutella xylostella (L.).
Sign Up to like & getrecommendations! Published in 2020 at "Pesticide biochemistry and physiology"
DOI: 10.1016/j.pestbp.2019.10.006
Abstract: Insecticidal Cry toxins produced by Bacillus thuringiensis (Bt) have been widely used to control agricultural pests in both foliage sprays and transgenic crops. Nevertheless, rapid evolution of insect resistance to Cry toxins requires elucidation of… read more here.
Keywords: protoxin; resistance; protoxin activation; cry1ac protoxin ... See more keywords
Bacillus thuringiensis Cry1Ac Protoxin and Activated Toxin Exert Differential Toxicity Due to a Synergistic Interplay of Cadherin with ABCC Transporters in the Cotton Bollworm
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DOI: 10.1128/aem.02505-21
Abstract: Better understanding of the mode of action of Bacillus thuringiensis toxins is beneficial for the sustainable application of Bt crops. It is generally accepted that Cry-protoxins need to be activated by proteases to bind with… read more here.
Keywords: protoxin; toxicity; cry1ac protoxin; toxin ... See more keywords