1. Graduate Institute of Pharmacognosy, Taipei Medical University, Taipei 110, Taiwan, Republic of China, Graduate Institute of Pharmacy, College of Pharmacy, Taipei Medical University, Taipei 110, Taiwan, Republic of China, Department of Nursing, Jente Junior College of Medicine, Nursing and Management, Miaoli, Taiwan, Republic of China, and Department of Pharmacology, College of Medicine, National Cheng Kung University, Tainan, Taiwan, Republic of China