Differences in the levels of the appetite peptides ghrelin, peptide tyrosine tyrosine, and glucagon-like peptide-1 between obesity classes and lean controls

This study was designed to compare basal concentrations of the gastrointestinal appetite modulators ghrelin, peptide tyrosine tyrosine (PYY), and glucagon-like peptide 1 (GLP-1) between obesity classes and obesity classes and controls.