Dulaglutide is a long-acting glucagon-like peptide-1 (GLP-1) receptor agonist used as a pharmaceutical compound in specific medical applications. From a research perspective, dulaglutide provides a useful model for studying GLP-1 receptor signaling, glucose-dependent insulin secretion, gastrointestinal signaling, and metabolic regulation. Its well-characterized molecular profile makes it relevant to research involving incretin biology and endocrine pharmacology.