1. Institute of Biotechnology and Genetic Engineering, The University of Agriculture; Peshawar Pakistan
2. Department of Environmental Sciences; University of Pershawar; Pershawar Pakistan
3. Department of Biological Sciences; University of Southern Mississippi; Hattiesburg Mississippi U.S.A.
4. Centro de Biotecnologia, Universidade Federal do Rio Grande do Sul; Porto Alegre Brazil
5. Faculdade de Veterinária, Universidade Federal do Rio Grande do Sul; Porto Alegre Brazil
6. Departamento de Bioquímica; Universidade Federal do Rio Grande do Sul; Porto Alegre Brazil