L C Nwabudike1, A L Tatu2. 1. N. Paulescu Institute, Bucharest, Romania. 2. Medical and Pharmaceutical Research Unit/Competitive, Interdisciplinary Research Integrated Platform "Dunărea de Jos", ReForm-UDJG, Dermatology, Faculty of Medicine and Pharmacy, Pharmacology Sciences Department, University "Dunarea de Jos", Galati, Romania.