1. Department of Bioengineering, University of Texas at Arlington, Engineering Research Building, Room 226, 500 UTA Blvd., Arlington, Texas 76010, United States
2. Department of Chemistry and Biochemistry, University of Texas at Arlington, Chemistry & Physics Building, Room 130, 700 Planetarium Place, Arlington, Texas 76019, United States
3. Department of Biophysics, University of Texas at Southwestern Medical Center, Dallas, Texas 75390, United States