The melanocortin-4 receptor is expressed in enteroendocrine L cells and regulates the release of peptide YY and glucagon-like peptide 1 in vivo - Panaro, B L; Tough, I R; Engelstoft, M S; Matthews, R T; Digby, G J; Møller, C L; Svendsen, B; Gribble, F; Reimann, F; Holst, J J; Holst, B; Schwartz, T W; Cox, H M; Cone, R D (Cell Metab, 2014)