1. Department of Pharmacognosy; Faculty of Pharmacy; Mansoura University; Mansoura 35516 Egypt
2. Department of Clinical Pathology; Faculty of Medicine; Mansoura University; Mansoura 35516 Egypt
3. Division of Systematic Forest and Forest Products Sciences; Department of Agro-Environmental Sciences; Faculty of Agriculture; Graduate School of Kyushu University; Fukuoka 812-8581 Japan