1. Department of Pharmaceutical Chemistry, Faculty of Pharmacy, University of Benin, Benin City, Nigeria.
2. Department of Pharmacognosy and Natural Medicine, Faculty of Pharmacy, University of Uyo, Akwa-Ibom, Nigeria.
3. Department of Clinical Pharmacy and Pharmacy Practice, Faculty of Pharmacy, Madonna University, Elele, Rivers State, Nigeria.
4. Department of Pharmacology and Toxicology, Faulty of Pharmacy, Madonna University, Elele, Rivers State, Nigeria.
5. Department of Pharmaceutical Microbiology, Faculty of Pharmacy, University of Benin, Benin City, Nigeria.