Global G-Protein Coupled Receptors Market By Product Type (Cell Lines, Ligands, Detection Kits, and Cell Culture Reagents), By Application (Cancer Research, Respiratory Research, Inflammation Research, Cardiovascular Research, and Others), By Assay Type (cAMP Functional Assays, Trafficking Assays, Internalization Assays, Calcium Functional Assays, and Others), Region and Companies – Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2025-2034