Failure to Show the Presence of a Chromaffin System of Cells in the Human Skin**From the Departments of Dermatology of Wayne State University and Receiving Hospital of the City of Detroit (Hermann Pinkus, MD., Chairman), Detroit, Michigan.Supported in part by the Research and Development Division, Office of the Surgeon General, Department of the Army, under Contract DA-49-007-MD-584, and in part by research grant RG-4435 from the National Institutes of Health, U.S. Public Health Service.