1 New York University Pain Research Center and Department of Molecular Pathobiology, New York University, College of Dentistry, New York, New York; Departments of Pediatrics and Cell Biology, Grossman School of Medicine, New York, New York. Electronic address: km5994@nyu.edu.
2 National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland.
3 Department of Physiology, Michigan State University, Lansing, Michigan.
4 Department of Immunology, Harvard Medical School, Boston, Massachusetts.