Original Research Accepted on 27 Apr 2026 Protease-Activated Receptor 1 as an Endogenous Model of Peptidergic Gαq-Gα12-Biased G Protein Signaling in Cellular Biochemistry Braden S. FallonRobert A. CampbellJustin G. English Frontiers in Molecular Biosciences 208 views