Yu Liu1, Mark Mercola1, Robert J Schwartz2. 1. From the Department of Biology and Biochemistry, University of Houston, TX (Y.L., R.J.S.); Department of Medicine and Cardiovascular Institute, Stanford University School of Medicine, Palo Alto, CA (M.M.); and Texas Heart Institute, Texas Medical Center, Houston (R.J.S.). 2. From the Department of Biology and Biochemistry, University of Houston, TX (Y.L., R.J.S.); Department of Medicine and Cardiovascular Institute, Stanford University School of Medicine, Palo Alto, CA (M.M.); and Texas Heart Institute, Texas Medical Center, Houston (R.J.S.). rjschwartz@uh.edu.