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 ...

Few GM tree species have as yet been deployed commercially. Two notable exceptions are the following: Bacillus thuringiensis toxin (Bt)-expressing poplar trees in China; and papaya trees ...

Bacillus thuringiensis (Bt) is a soil bacterium which produces proteinaceous inclusion bodies during sporulation. The inclusion bodies contain genetically encoded insecticidal proteins with very ...

A bacterium called Bacillus thuringiensis naturally produces a toxin which kills many insects. The gene responsible for this has been identified, removed and inserted into crop plants. For ...

In the Bt cotton grown in India and Bt brinjal in Bangladesh, scientists added a gene from the bacterium Bacillus thuringiensis to the plants’ genomes, making them produce a toxin that kills ...