GPCR Location and Lipid Raft Signaling

Key Takeaways How does the precise localization of GPCRs in lipid rafts reshape drug discovery strategy? Examine implications for functional assays and therapeutic innovation. Explore the pivotal role of GPCR-lipid raft compartmentalization in receptor signaling, desensitization, and pharmacology research. Dr. Keyvan Sedaghat discusses assay approaches, regulatory mechanisms, and the translational impact of bitter taste receptors beyond sensory biology. Leveraging decades of experience in assay development and database creation, he offers actionable insights for researchers optimizing GPCR drug discovery pipelines. Compartmentalization of GPCRs in lipid rafts directly influences receptor signaling and drug response. Desensitization pathways of dopamine D1 receptors depend on precise phosphorylation domains—challenging classical paradigms. Bitter taste receptors demonstrate functional relevance in non-gustatory tissues with emerging therapeutic applications. Database-driven research accelerates the identification of receptor-microdomain interactions for novel targets. Integration of computational modeling and biochemical validation is essential for advancing GPCR assay strategies. Dr. GPCR Links & Resources Access the Dr. GPCR Ecosystem at for community, tools, and databases. Details on Membership & Pricing: GPCR Weekly News: Explore Dr. GPCR Premium for expanded translational resources and networking. About the Guest Dr. Keyvan Sedaghat holds a pharmacy degree and a PhD in cellular and molecular medicine, specializing in pharmacology, from the University of Ottawa. With over two decades of academic experience, he has served as a professor, senior lecturer, and chief scientific officer in the pharmaceutical and cosmetic industries. Dr. Sedaghat’s work spans peer-reviewed publications and editorial roles across journals in molecular pharmacology, cell signaling, and G protein-coupled receptors. His scientific drive centers on unraveling molecular mechanisms underlying GPCR function and translating those findings into effective teaching, research, and drug discovery strategies. Guest on the Web: LinkedIn Google Scholar

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GPCR Location and Lipid Raft Signaling is an episode from Dr. GPCR Podcast by Dr. Yamina Berchiche.

This episode is 00:37:01 long.

This episode was published on Feb 18, 2026.

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