1. Department of Molecular Physiology and Biophysics, Vanderbilt University , 2200 Pierce Ave Nashville, TN 37232-0615 , United States
2. Department of Biological Sciences, Winston-Salem State University , 601 S Martin Luther King Jr Dr, Winston-Salem, NC 27110 , United States
3. Shuler Consulting , Winston-Salem, NC 27110 , United States