Des-Pro2-Bradykinin is primarily used in research settings to study the mechanisms of bradykinin receptors and their signaling pathways. It serves as a valuable tool in pharmacological studies to understand the role of bradykinin in inflammation, pain, and cardiovascular regulation. Researchers utilize this peptide to explore its potential effects on blood pressure, vascular permeability, and pain sensation, often comparing it to the full bradykinin peptide to assess structural and functional differences. Additionally, it aids in the development of therapeutic agents targeting bradykinin-related disorders, such as hypertension, angioedema, and chronic pain conditions. Its application is also relevant in studying receptor-ligand interactions and designing receptor-specific inhibitors or agonists.