1. Division of Chemical Biology and Medicinal Chemistry; College of Pharmacy; The University of Texas at Austin; Austin TX USA
2. Division of Pharmaceutics; College of Pharmacy; The University of Texas at Austin; Austin TX USA
3. Department of Pharmaceutics; Faculty of Pharmacy; Minia University; Minia Egypt
4. Department of Biochemistry and Center of Excellence in Protein and Enzyme Technology; Faculty of Science; Mahidol University; Bangkok Thailand