1. Key Laboratory of Vertebrate Evolution and Human Origins, Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Beijing, 100044, PR China.
2. Department of Integrative Biology, University of California, Berkeley, CA 94720, USA.
3. Cancer and Developmental Biology Laboratory, Center for Cancer Research, NCI-Frederick NIH, Frederick, MD 21702, USA.
4. Department of Pathology, University of Southern California, CA 90033, USA.
5. Cheng Kung University, Laboratory for Wound Repair and Regeneration, Graduated Institute of Clinical Medicine, Tainan, 70101, Taiwan.
6. Department of Biological Science, Florida State University, Tallahassee, FL 32306-4295, USA.
7. Earth Sciences, Montana State University, Bozeman, MT 59717, USA.