By Which Bacterium Bt Toxin Is Produced?

Bacillus thuringiensis (Bt), soil-dwelling bacterium that naturally produces a toxin that is fatal to certain herbivorous insects. The toxin produced by Bacillus thuringiensis (Bt) has been used as an insecticide spray since the 1920s and is commonly used in organic farming.

How is Bt toxin produced?

pest to develop resistance to Bt toxin, a plant-expressed insecticide that occurs in crops genetically modified to carry the Bt-producing gene from the bacterium Bacillus thuringiensis.

Which bacteria is responsible for Bt toxin?

Bacillus thuringiensis (Bt) is a Gram positive, spore-forming bacterium that synthesizes parasporal crystalline inclusions containing Cry and Cyt proteins, some of which are toxic against a wide range of insect orders, nematodes and human-cancer cells.