1. Experimental Physiology and Pharmacology Laboratory , Faculty of Sciences and Technology, University of Abomey-Calavi , Cotonou Benin , Benin
2. Histology, Biology of Reproduction, Cytogenetics and Medical Genetics Laboratory , Faculty of Health Sciences, University of Abomey-Calavi , Cotonou Benin , Benin
3. Unit of Physiology , Faculty of Health Sciences, University of Abomey Calavi , Cotonou Benin , Benin
4. Analytical Chemistry and Drug Analysis Laboratory , Faculty of Health Sciences, University of Abomey Calavi , Cotonou Benin , Benin