- Address correspondence and reprint requests to Mingrong Xi, MD, PhD, Department of Obstetrics & Gynecology, West China Second University Hospital, Sichuan University, Chengdu, Sichuan 610041, China. E-mail: or Zongbing You, MD, PhD, Departments of Structural & Cellular Biology and Orthopedic Surgery, Tulane Cancer Center, LCRC, Tulane Center for Aging, Tulane Center for Gene Therapy, School of Medicine, Tulane University, New Orleans, LA 70112. E-mail: .
- Received May 9, 2011
- Accepted July 11, 2011
- First published November 1, 2011.
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