1. Institute for Environmental Medicine and
2. Juniata College, Huntingdon, Pennsylvania;
3. Department of Developmental Biology and Neurosciences, Graduate School of Life Sciences, Tohoku University, Sendai, Miyagi, Japan; and
4. Department of Physiology, University of Pennsylvania School of Medicine, Philadelphia, and
5. Department of Burns and Plastic Surgery, Institute of Traumatic Medicine, No. 3 People's Hospital, Shanghai Jiao Tong University, Shanghai, China