PMC 3035146  http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3035146/ "Bacillus thuringiensis" http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3035146/ "Bacillus thuringiensis" "Bacillus thuringiensis" “Bacillus thuringiensis” Bacillus thuringiensis (Bt) http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3035146/ http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3035146/ "Bacillus thuringiensis" http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3035146/ http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3035146/ PMC 3035146