The expression of SLC6A4, a serotonin transporter, CORIN, and COL8AI, a collagen gene encoding a protein that is dysregulated in atopic eczema, was higher in African Americans, while the expression of SCCB2A2, the secretoglobin expressed in skin sweat glands, and CFTR was expressed higher in European Americans. The gene discussed is SLC6A4; the disease is atopic eczema.