1. Nanomedicines and Drug Delivery Research Group, Department of Pharmaceutics and Pharmaceutical Technology, Nnamdi Azikiwe University, Awka, 422001 Anambra State, Nigeria
2. Drug Delivery and Nanomedicines Research Group, Department of Pharmaceutics, University of Nigeria, Nsukka, 410001 Enugu State, Nigeria
3. Department of Pharmaceutical Microbiology and Biotechnology, University of Nigeria, Nsukka, 410001 Enugu State, Nigeria