About the Authors

Hung Tseng

htsengpe@mail.med.upenn.edu

Affiliations Department of Dermatology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America, Cell and Developmental Biology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America, Center for Research on Reproduction and Women's Health, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Weichin Chou

Affiliation Department of Dermatology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Junwen Wang

Current address: Core Genotyping Facility, National Institutes of Health-National Cancer Institute (NIH-NCI), Advanced Technology Center, Gaithersburg, Maryland, United States of America,

Affiliations Center for Bioinformatics, Department of Genetics, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America, Department of Computer and Information Science, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Xiaohong Zhang

Affiliation Department of Dermatology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Shengliang Zhang

Current address: Department of Orthopedics Surgery, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Affiliation Department of Dermatology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Richard M. Schultz

Affiliations Center for Research on Reproduction and Women's Health, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America, Department of Biology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HT. Performed the experiments: HT JW XZ WC. Analyzed the data: HT JW. Contributed reagents/materials/analysis tools: SZ XZ. Wrote the paper: HT. Other: Discussion and comments: RS.