Department of Physiology, Arizona Respiratory Center, University of Arizona Health Sciences Center, Tucson, Arizona; Department of Zoology and Physiology, University of Wyoming, Laramie, Wyoming; Division of Pulmonary and Critical Care Medicine, University of Southern California Keck School of Medicine, Los Angeles, California; and Department of Medical Biochemistry, Wales Heart Research Institute, University of Wales College of Medicine, Cardiff, Wales, United Kingdom (2003-11時点)