1. A. Hussain:
Microbial Biotechnology Laboratory, Department of Zoology, University of the Punjab, Lahore, Pakistan
2. H. A. Shakir:
Microbial Biotechnology Laboratory, Department of Zoology, University of the Punjab, Lahore, Pakistan
3. J. I. Qazi:
Microbial Biotechnology Laboratory, Department of Zoology, University of the Punjab, Lahore, Pakistan