1. 1Department of Dermatology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.
2. 2Department of Physiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.
3. 3Linnaeus Therapeutics, Haddonfield, New Jersey.
4. 4Department of Medicine, Roswell Park Comprehensive Cancer Center, Buffalo, New Jersey.
5. 5Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.