THE isolation of the protein crystals of Bacillus thuringiensis, which are toxic to the larvae of certain species of insects, has been described previously 1,2, and involves phase separation in ...

Bt maize has revolutionized pest control and many farmers have benefited, but some people remain skeptical of this new technology. Bacillus thuringiensis is a species of bacteria that produces ...

E. Smith), and corn earworm, Helicoverpa zea Boddie, perennially cause leaf and ear damage to corn in the southeastern USA. Development of transgenic hybrids expressing insecticidal endotoxin from ...