Fatma N. Talkhan and  H. H. Abo-Assy and  K. A. Soliman and  Marwa M. Azzam and  A. Z. E. Abdelsalam and  A. S. Abdel-Razek,  Biochemical and Multiplex PCR Analysis of Toxic Crystal Proteins to Determine Genes in Bacillus thuringiensis Mutants.   journal   = {International Journal of Biotechnology and Bioengineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2013, vol. 79(7). 511 - 516
    [viewed 14 May 2021]. Available from: https://publications.waset.org/pdf/16295.