1. Department of Biology, Faculty of Applied Science, Amran University, Yemen, 2Medical Laboratory Department, Faculty of Medical and Health Sciences, Amran University, Yemen
2. Medical Laboratory Department, Faculty of Medical and Health Sciences, Amran University, Yemen
3. 3Medical Microbiology Department, Faculty of Applied Sciences, Hajjah University, Yemen. 4Medical Laboratory Department, Faculty of Medical Sciences, Al-Razi University, Yemen. Yemen Foundation for Research and Health Development, First Center for Food and Drug Studies and Research, Yemen.