1Department of Applied Microbiology, Faculty of Sciences, Ebonyi State University, Abakaliki, P.M.B 053, Ebonyi State, Nigeria
2Department of Pharmaceutics and Pharmaceutical Microbiology, Ahmadu Bello University, Zaria, Kaduna state, Nigeria
3Department of Biological Sciences (Biotechnology Programme), Faculty of Sciences, Ebonyi State University, Abakaliki, P.M.B 053, Ebonyi State, Nigeria
4Department of Biological Sciences, Evangel University, Akaeze, Ebonyi State, Nigeria
5Department of Microbiology and Parasitology, Faculty of Medicine, College of Health Sciences, P.M.B 5001, Nnamdi Azikiwe University Teaching Hospital, Nnewi, Nigeria