1. Department of Pharmaceutical Sciences, College of Pharmacy, University of Illinois at Chicago, Chicago, Illinois 60612, United States
2. Department of Restorative Dentistry, College of Dentistry, University of Illinois at Chicago, Chicago, Illinois 60612, United States
3. College of Pharmacy, Yeungnam University, Gyeongsan, Gyeongbuk 712-749, Korea
4. Program for Collaborative Research in the Pharmaceutical Sciences (PCPRS), College of Pharmacy, University of Illinois at Chicago, Chicago, Illinois 60612, United States