1. Department of Veterinary Pharmacology and Toxicology, College of Veterinary Medicine; Konkuk University; Seoul Republic of Korea
2. Department of Pharmacology, Faculty of Veterinary Medicine; Cairo University; Giza Egypt
3. Department of Medical Pharmacology, Medical Faculty; Ataturk University; Erzurum Turkey
4. Natural Products Chemistry Lab., College of Agriculture and Life Sciences; Chonnam National University; Gwangju Republic of Korea