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356 items found for "G-protein coupled receptor signaling"

  • Dynamic Phosphoproteomics of BRS3 Activation Reveals the Hippo Signaling Pathway for Cell Migration

    News < GPCRs in Oncology and Immunology Dynamic Phosphoproteomics of BRS3 Activation Reveals the Hippo Signaling Pathway for Cell Migration Published date June 25, 2023 Abstract "Bombesin receptor subtype-3 (BRS3) is an orphan G-protein coupled receptor (GPCR) that is involved in a variety of pathological and physiological this study, a quantitative phosphoproteomics approach was employed to comprehensively decipher the signal signaling pathway, which was significantly regulated by BRS3 activation.

  • The pyruvate-GPR31 axis promotes transepithelial dendrite formation in human intestinal dendritic cells

    October 29, 2024 Abstract "The intestinal lumen is rich in gut microbial metabolites that serve as signaling G-protein-coupled receptors (GPCRs) sense metabolites and can act as key mediators that translate gut luminal signals into host immune responses. protein-coupled receptors , GPR31 , antigen recognition , dendritic cell , transepithelial dendrite formation in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

  • Agonists of galanin subtype 2 receptor may prevent pancreatic cancer and agonists of angiotensin II type 2 receptor may prevent colorectal cancer

    AT2R is interacting with four tumor suppressor proteins, Src homology phosphatase 1, Src homology phosphatase 2, Promyelocytic Leukemia Zinc Finger protein and Microtuble-Associated Scaffold Protein1, the latter also known as Angiotensin-II type 2 receptor-Interacting Protein. Pathways linked to these tumor suppressor proteins may enhance immune surveillance, prevent carcinogenesis in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

  • Ep 32 with Dr. Chris Tate

    In 2016 mini-G proteins were developed as a tool for the structure determination of GPCRs in the fully Structures have been determined by X-ray crystallography of receptors coupled to either mini-Gs or mini-Go , and also by electron cryo-microscopy of receptors coupled to mini G protein bound to βγ subunits. Recent work includes the first structure determination of a GPCR bound to a biased agonist and coupled to arrestin and also the first structure of a Class D receptor.

  • Plenary Lecture | Adhesion GPCR Workshop 2024 | Dr. GPCR Ecosystem

    Since starting my laboratory in 2011, I has focused on G protein coupled receptors, in particular, the ligand identification, physiological functions and molecular mechanism of biased signaling of GPCRs. progesterone and 17-hydroxyprogesterone membrane receptor are GPR126. For arrestin mediated biased signaling, we have proposed the “flute model” and “poly proline region docking We identified that arrestin can mediated AT1R/TRPC3 or M3R/TRPC3 coupling by forming a complex of AT1R

  • GPCR Retreat 2023 - Part II

    protein-coupled receptor (GPCR) candidates that can be targeted pharmacologically to slow neurodegeneration He has been also studying what aspects of GPCR signaling are regulated in a sex-selective manner and Thomas Sakmar’s laboratory at The Rockefeller University, where she study’s the signaling and degradation of G protein-coupled receptors. She is currently working to understand the signaling and degradation of GPCRs in disease states to help

  • Session I | Adhesion GPCR Workshop 2024 | Dr. GPCR Ecosystem

    in Adhesion G Protein-Coupled Receptors Andrew Dates Discriminating between the extracellular scaffolding and G protein signaling roles of GPR56/ADGRG1 via the characterization of a non-cleavable point mutant in Adhesion G Protein-Coupled Receptors Andrew Dates Abstract Only available for AGPCR 24 Workshop Attendees As an undergraduate, he studied opioid receptor trafficking and G protein conformational dynamics in protein signaling roles of GPR56/ADGRG1 via the characterization of a non-cleavable point mutant knock-in

  • Ep 155 with Endocrine Metabolic GPCR Organizers

    protein-coupled receptor trafficking and signaling. fundamental cell biological mechanisms regulating GPCR activity, including spatial control of GPCR signaling and receptor crosstalk, and applying these mechanisms for distinct GPCRs in diverse physiological and Caroline continued to undertake postdoctoral research in Oxford, investigating the signalling and trafficking of the G protein-coupled receptor (GPCR), calcium-sensing receptor, and its role in calcium homeostasis

  • A positive Allosteric Modulator of M1 Acetylcholine Receptors Improves Cognitive Deficits in Male and Female Alzheimer’s Mice

    Sponsors GPCR Retreat Program < Back to schedule A positive Allosteric Modulator of M1 Acetylcholine Receptors Molecular Medicine and Neuroscience at the University of Ottawa as a Postdoctoral Fellow to explore novel G protein-coupled receptor (GPCR) candidates that can be targeted pharmacologically to slow neurodegeneration He has been also studying what aspects of GPCR signaling are regulated in a sex-selective manner and

  • Ep 33 with Dr. David E. Gloriam

    Gloriam About this episode David Gloriam is a Professor in Computational Receptor Biology at the University protein-coupled receptors. probes for a range of receptors. He is one of the coordinators of recommendations to describe ligand bias towards signaling probes and group recently developed an online resource of biased ligands and pathway effects to advance the biased signaling

  • Ep 47 with Dr Simone Promel Dr Ines Liebscher

    These extraordinary receptors, about which there was not much known other than that they are huge and protein signals into cells but can also communicate solely via their N termini. Today, she and her team are working on the questions of how Adhesion GPCRs integrate the different signals With the little knowledge on these receptors available, there were multiple questions to tackle. Starting with proving and characterizing G-protein coupling, Ines spends several years studying the activation

  • Ep 83 with Dr. Jean-Philippe Pin

    Jean-Philippe Pin Jean-Philippe Pin participated in the discovery of metabotropic glutamate receptors Since then, he has been studying the allosteric modulation and activation mechanism of this family of G protein-coupled receptors using innovative approaches, including biosensors, cryo-EM, photoswitchable His studies led to new concepts in the GPCR field, such as the activation of cell surface receptors by intracellular proteins; the regulation of GPCRs by both negative and positive allosteric modulators,

  • Coronavirus Porcine Epidemic Diarrhea Virus Utilizes Chemokine Interleukin-8 to Facilitate Viral Replication by Regulating Ca2+ Flux

    Finally, we identified that G protein-coupled receptor (GPCR)-phospholipase C (PLC)-inositol trisphosphate receptor (IP3R)-store-operated Ca2+ (SOC) signaling was crucial for enhancive cytosolic Ca2+ and PEDV G protein-coupled receptor (GPCR)-phospholipase C (PLC)-inositol trisphosphate receptor (IP3R)-SOC signaling Tags calcium signaling , infection , interleukin-8 , porcine epidemic diarrhea virus , therapy . in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

  • Gi/o GPCRs drive the formation of actin-rich tunneling nanotubes in cancer cells via a Gβγ/PKCα/FARP1/Cdc42 axis

    Cdc42 axis Published date June 26, 2023 Abstract "The functional association between stimulation of G-protein coupled receptors (GPCRs) by eicosanoids and actin cytoskeleton reorganization remains largely unexplored Subsequent signaling analysis reveals a strict requirement of phospholipase C β3 (PLCβ3) and its downstream into the intricate signaling pathways governing the generation of specialized actin-rich elongated structures in response to bioactive signaling lipids."

  • Posters | Adhesion GPCR Workshop 2024 | Dr. GPCR Ecosystem

    protein-coupled receptor involved in diverse biological processes. are members of group VII of the adhesion G protein-coupled receptor (aGPCR) family. MAGI3, a PDZ-containing scaffolding protein is known to downregulate WNT signaling by interacting with Kordon Abstract "Adhesion G Protein-Coupled Receptors (aGPCRs) are key cell-adhesion molecules involved protein coupled receptor (GPCR), is widely expressed in developing brains but diminishes in adult stage

  • Severity of neurological long-COVID symptoms correlates with increased level of autoantibodies targeting vasoregulatory and autonomic nervous system receptors

    Long-COVID is currently under heavy scrutiny and existing data on the role of auto-immune reaction to G-protein coupled receptors (GPCR) are conflicting. While autoantibodies towards the vasoregulation associated Adrenergic Receptor (ADR) B1 and B2 and the CNS and vasoregulation associated muscarinic acetylcholine receptor (CHR) M3 and M4 were measured by in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

  • The landscape of cancer-rewired GPCR signaling axes

    < GPCR News < GPCRs in Oncology and Immunology The landscape of cancer-rewired GPCR signaling axes Published date May 8, 2024 Abstract "We explored the dysregulation of G-protein-coupled receptor (GPCR) ligand We derived an interaction network of receptors with ligands and their biosynthetic enzymes. , cancer , cancer cell lines , cell-cell communication , drug repurposing , personalized medicine , signaling in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

  • Elucidation of active components and target mechanism in Jinqiancao granules for the treatment of prostatitis and benign prostatic hyperplasia

    The characterized compounds were evaluated on four G-protein coupled receptors (GPCRs: GPR35, muscarinic acetylcholine receptor M3, alpha-1A adrenergic receptor α1A and cannabinoid receptor CB2). Wanxian Wang, Yumin Yao, Jixia Wang, Yanfang Liu, Xinmiao Liang Tags Benign prostatic hyperplasia , G-protein coupled receptor , Jinqiancao granules , Network pharmacology , Prostatitis Source Contribute to the in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

  • Ep 87 with Dr. Bianca Plouffe

    by protein kinase C. She identified the structural determinant controlling biased signaling of melatonin type 2 receptors Robert Lefkowitz , which led to the finding that both β-arrestin and G protein can simultaneously bind to some GPCRs when signaling in endosomes by forming a megaplex. Funded by a Wellcome Trust Seed Award, she investigated biased and compartmentalized G protein signaling

  • Ep 45 with Dr Ralf Jockers

    Strosberg AD in France, where he worked on the regulation of ß-adrenergic receptors. He is the Research director at INSERM with a specific interest in G protein-coupled receptors by developing He showed the formation of melatonin receptor heteromers in vitro and in vivo and their importance in He established the concept of ligand-independent functions of orphan receptors in heterodimers with other Many MT2 variants are biased and their defects are signaling pathway-specific opening new perspectives

  • Session III | Adhesion GPCR Workshop 2024 | Dr. GPCR Ecosystem

    PDF Program HERE < Back to Full Agenda Session III Molecular tools and biosensors directed at AGPCR signaling and Pharmacology-Enabling Drug Discovery Laurent Sabbagh Characterizing hADGRE5/CD97 Activation and Signaling Protein-coupled receptors (GPCRs) are common drug targets, yet no approved drugs exist for the Adhesion G Protein-coupled receptors (aGPCRs or ADGRs). protein-coupled receptors (GPCRs), with a particular focus on the adhesion GPCRs (aGPCRs) family.

  • A virally encoded GPCR drives glioblastoma through feed-forward activation of the SK1-S1P1 signaling axis

    axis Published date August 15, 2023 Abstract "The G protein-coupled receptor (GPCR) US28 encoded by Here, we showed that US28 increased the malignancy of U251 glioblastoma cells by enhancing signaling enzyme that generates S1P [sphingosine kinase 1 (SK1)], an S1P receptor [S1P receptor 1 (S1P1)], and Inhibition of S1P signaling abrogated the proliferative and anti-apoptotic effects of US28. US28 also activated the S1P signaling axis in HCMV-infected cells.

  • Itaconate in host inflammation and defense

    In addition to contributing to energetic and biosynthetic demands, metabolites can also function as signaling This metabolite binds to and regulates the function of diverse proteins intracellularly to influence metabolism, oxidative response, epigenetic modification, and gene expression and to signal extracellularly through binding the G protein-coupled receptor (GPCR). in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

  • Developing a PROTAC to Degrade the Constitutively Active Onco-GPCR in Uveal Melanoma

    Thomas Sakmar’s laboratory at Rockefeller University, where she studies the signaling and degradation of G protein-coupled receptors. She is currently working to understand the signaling and degradation of GPCRs in disease states to help test the feasibility of using protein-targeted degradation as a therapeutic strategy. " Victoria Rasmussen

  • CCR6 as a Potential Target for Therapeutic Antibodies for the Treatment of Inflammatory Diseases

    for the Treatment of Inflammatory Diseases Published date April 20, 2023 Abstract " The CC chemokine receptor 6 (CCR6) is a G protein-coupled receptor (GPCR) involved in a wide range of biological processes. When CCR6 binds to its sole ligand CCL20, a signaling network is produced. Th17 cells express the CCR6 receptor and inflammatory cytokines, including IL-17, IL-21 and IL-22, which in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

  • Exploration of prognostic and treatment markers in hepatocellular carcinoma via GPCR-related genes analysis

    protein-coupled receptors (GPCRs), the biggest family of signaling receptors, account for 34 % of all Differential expression and functional enrichment analyses were performed; protein-protein interaction Results: A GPCR-related risk score containing eight GPCR-related genes (atypical chemokine receptor 3 receptor 8 (GRM8), hydroxycarboxylic acid receptor 1 (HCAR1), 5-hydroxytryptamine receptor 5A (HTR5A in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

  • Expanding role of CXCR2 and therapeutic potential of CXCR2 antagonists in inflammatory diseases and cancers

    in inflammatory diseases and cancers Published date March 15, 2023 Abstract " C-X-C motif chemokine receptor 2 (CXCR2) is G protein-coupled receptor (GPCR) and plays important roles in various inflammatory diseases Hence, we provide an overview containing the discovery history, protein structure, signaling pathways in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

  • Receptor autoantibodies: Associations with cardiac markers, histology, and function in human non-ischaemic heart failure

    < GPCR News < GPCRs in Oncology and Immunology Receptor autoantibodies: Associations with cardiac markers Abstract " Aims: A causal link between non-ischaemic heart failure (HF) and humoral autoimmunity against G-protein-coupled receptors (GPCR) remains unclear except for Chagas' cardiomyopathy. AT2R autoantibodies were associated with improved myocardial mitochondrial coupling as measured by high-resolution in Oncology and Immunology Structural and molecular insights into GPCR function GPCR Activation and Signaling

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