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311 items found for "cell biology"

  • Rescue of Cell Surface Expression and Signaling of Mutant Follicle-Stimulating Hormone Receptors

    Many cause receptor misfolding and failure to reach the cell surface. Pharmacological chaperones are cell-permeant small molecules that engage nascent mutant GPCRs in the endoplasmic reticulum, stabilizing folding and "rescuing" cell surface expression. We previously demonstrated rescue of cell surface expression of luteinizing hormone receptor mutants of certain mutant FSHRs with severely reduced cell surface expression.

  • Signaling pathways activated by sea bass gonadotropin-inhibitory hormone peptides in COS-7 cells...

    September 2022 Signaling pathways activated by sea bass gonadotropin-inhibitory hormone peptides in COS-7 cells on basal CRE-luc activity, they significantly decreased forskolin-elicited CRE-luc activity in COS-7 cells Moreover, an evident increase in SRE-luc activity was noticed when COS-7 cells expressing GnIHR were Notably, GnIH2 antagonized Kiss2-evoked CRE-luc activity in COS-7 cells expressing GnIHR and Kiss2 receptor and represent a starting point for the study of interactions with multiple neuroendocrine factors on cell

  • Production of human A2AAR in lipid nanodiscs for 19F-NMR and single-molecule fluorescence...

    October 2022 "We describe production of the human A2A adenosine receptor (A2AAR), a class A G protein-coupled receptor (GPCR) for 19F-NMR and single-molecule fluorescence (SMF) spectroscopy. We explain in detail steps shared between the two sample preparation strategies, including expression and isolation of A2AAR and assembly of A2AAR in lipid nanodiscs and procedures for incorporation of either 19F-NMR or fluorescence probes. Protocols for SMF experiments include sample setup, data acquisition, data processing, and error analysis. For complete details on the use and execution of this protocol, please refer to Wei et al. (2022) and Sušac et al. (2018)." Read more at the source #DrGPCR #GPCR #IndustryNews

  • Primary cilia and SHH signaling impairments in human and mouse models of Parkinson’s disease

    Using multiplexed single-cell transcriptomics, we analyze human neural precursor cells (hNPCs) from sporadic

  • 📰 GPCR Weekly News, June 10 to 16, 2024

    Join us in vibrant Mexico City from October 23 to 25, 2024, for this key event in adhesion GPCR Biology Phosphorylation and G-Protein Mediated Signaling Networks June 25 - 29, 2024 | FENS Forum 2024 October 2024 | Biologics Scientist Senior Research Associate/Associate Scientist, Protein Science Post-Doctoral Fellow—Pharmacology/Cell Biology/Biochemistry Post Doctoral Fellow Postdoc Position Join Dr.

  • Role of G Protein-Coupled Receptors in Hepatic Stellate Cells and Approaches to Anti-Fibrotic ...

    Role of G Protein-Coupled Receptors in Hepatic Stellate Cells and Approaches to Anti-Fibrotic Treatment G protein-coupled receptors (GPCRs) are cell surface receptors that mediate the function of a great variety However, our knowledge of how GPCRs regulate liver metabolism and fibrosis in the different cell types In particular, a better understanding of the role of GPCRs in hepatic stellate cells (HSCs), the primary cells that regulate liver fibrosis, may lead to the development of drugs that can improve hepatic fibrosis

  • G protein-coupled receptor kinase type 2 and β-arrestin2: Key players in immune cell functions...

    August 2022 G protein-coupled receptor kinase type 2 and β-arrestin2: Key players in immune cell functions and the multifunctional scaffolding protein β-arrestin2 are key integrated signaling nodes in various biological processes, and both of them regulate cell proliferation and promote cell invasion and migration. This review summarizes the roles of GRK2/β-arrestin2 in immune cell function and focuses on the pathological

  • 📰 GPCR Weekly News, June 3 to June 9, 2024

    This significant event in adhesion GPCR Biology will be held in vibrant Mexico City from October 23 to exciting event, which brings together scientists worldwide to explore all aspects of adhesion GPCR biology uncover GPR183 as a key mediator for methionine to stimulate milk synthesis in mouse mammary epithelial cells domain-based fluorescent reporters for visualizing phosphatidylinositol 4-phosphate dynamics in living cells Biology/Biochemistry Post Doctoral Fellow Postdoc Position Join Dr.

  • All Aboard the GPCR Express: Your Weekly Update is here! Oct 14-20, 2024

    Monserrat Avila-Zozaya , our incredible contributor, for her fantastic article on Profiling Immune Cell Emerging Voices in GPCR Biology in Special Issue of Molecular Pharmacology GPCR Events, Meetings, and Biology - Tectonic Therapeutic Senior Scientist, GPCR Pharmacology Research Associate - Professor Graeme in Molecular Pharmacology - The Hauser Group Postdoctoral Scholar – iPSC in cardiac and endothelial cell function Protein Biochemist/Structural Biologist Senior Scientist/Staff Scientist, Computational Chemistry

  • Immunomodulatory Role of Neuropeptides in the Cornea

    possesses both immune and vascular privilege, in part due to its unique repertoire of resident immune cells Corneal nerves produce various neuropeptides that have a wide range of functions on immune cells.

  • 📰 GPCR Weekly News, May 20 to 26, 2024

    support this exciting event that unites scientists worldwide to explore all aspects of adhesion GPCR biology to exacerbate colitis The EBI2 receptor is coexpressed with CCR5 in CD4+ T cells and boosts HIV-1 R5 laboratory and point-of-use settings Quantitative proteomics reveals CLR interactome in primary human cells Exploiting Cell-Based Assays to Accelerate Drug Development for G Protein-Coupled Receptors TOR signaling Biology/Biochemistry Post Doctoral Fellow Postdoc Position Senior Associate Scientist - Global Research

  • PLC-IP3-ORAI pathway participates in the activation of the MRGPRB2 receptor in mouse peritoneal...

    PLC-IP3-ORAI pathway participates in the activation of the MRGPRB2 receptor in mouse peritoneal mast cells "A novel mast cell-specific G-protein-coupled receptor (GPCR), known as Mas-related G protein-coupled indicated the involvement of the PLC-IP3-ORAI signaling pathway and CACCS in MRGPRB2-mediated mast cell

  • Integrative model of the FSH receptor reveals the structural role of the flexible hinge region

    September 2022 "The follicle-stimulating hormone receptor (FSHR) belongs to the glycoprotein hormone receptors, a subfamily of G-protein-coupled receptors (GPCRs). FSHR is involved in reproductive processes such as gonadal development and maturation. Structurally, the extensive extracellular domain, which contains the hormone-binding site and is linked to the transmembrane domain by the hinge region (HR), is characteristic for these receptors. How this HR is involved in hormone binding and signal transduction is still an open question. We combined in vitro and in situ chemical crosslinking, disulfide pattern analysis, and mutation data with molecular modeling to generate experimentally driven full-length models. These models provide insights into the interface, important side-chain interactions, and activation mechanism. The interface indicates a strong involvement of the connecting loop. A major rearrangement of the HR seems implausible due to the tight arrangement and fixation by disulfide bonds. The models are expected to allow for testable hypotheses about signal transduction and drug development for GPHRs." Read more at the source #DrGPCR #GPCR #IndustryNews

  • 📰 GPCR Weekly News, September 4 to 10, 2023

    Immunology [1,2,4]Triazolo[1,5-c]pyrimidines as Tools to Investigate A3 Adenosine Receptors in Cancer Cell Stephen Dowd As Chief Business Officer Septerna Announces Novel GPCR-targeted Program Acquired by Vertex Call Jobs NEW Senior Research Associate, In Vitro Pharmacology - Crinetics Pharmaceuticals NEW Postdoc In Cell Biology Of Protein Trafficking NEW Postdoctoral Fellow Researcher / Senior Researcher in Structural Biology Research Specialist Science Research Writer Postdoctoral Fellow Research Laboratory Specialist

  • Identification of GPCRs Modulating Flow-induced Signaling Pathways in Vascular Endothelial Cells

    Join us for the first virtual cafe talk to hear about the amazing work that Dr. Brian Arey is doing. https://www.ecosystem.drgpcr.com/dr-gpcr-virtual-cafe/ #gpcr #drgpcr #virtualcafe

  • 📰 GPCR Weekly News, June 17 to 23, 2024

    Mexico City from October 23 to 25, 2024, and will be a cornerstone for discussions in adhesion GPCR Biology for disease therapy GPCRs in Cardiology, Endocrinology, and Taste Transcriptomic profiling highlights cell Metallo-protease Peptidase M84 from Bacillusaltitudinis induces ROS-dependent apoptosis in ovarian cancer cells of the nematode-trapping fungus Arthrobotrys flagrans activates mitochondria and reprograms fungal cells Biology/Biochemistry Join Dr.

  • 📰 GPCR Weekly News, September 11 to 17, 2023

    cytarabine, G-CSF, and mitoxantrone in untreated AML miR-19a may function as a biomarker of oral squamous cell microenvironment in melanoma Methods & Updates in GPCR Research Genetic atlas of hygro-and thermosensory cells Targeted and Immuno-oncology Sosei Heptares Adds World-leading Expertise to its Scientific Advisory Board Call Technician Senior Research Associate, In Vitro Pharmacology - Crinetics Pharmaceuticals Postdoc In Cell Biology Of Protein Trafficking Postdoctoral Fellow Researcher / Senior Researcher in Structural Biology

  • A Chemical Biology Toolbox Targeting the Intracellular Binding Site of CCR9: Fluorescent Ligands ...

    previous phase III clinical candidate for the treatment of Crohn's disease, we developed a chemical biology first synthesized a fluorescent ligand enabling equilibrium and kinetic binding studies via NanoBRET as well Applying this molecular tool in a membrane-based setup and in living cells, we discovered a 4-aminopyrimidine

  • 📰 GPCR Weekly News, September 18 to 24, 2023

    Cardiology, Endocrinology, and Taste Structural and functional analysis of salivary intercalated duct cells reveals a secretory phenotype Mesenchymal stromal cell secretory molecules improve the functional survival pathway by G protein-coupled receptor 37 promotes resistance to cisplatin-induced apoptosis in non-small cell Technician Senior Research Associate, In Vitro Pharmacology - Crinetics Pharmaceuticals Postdoc In Cell Biology Of Protein Trafficking Postdoctoral Fellow Explore Dr.

  • Dopamine D 1 receptor-mediated β-arrestin signaling: Insight from pharmacology, biology, behavior...

    August 2022 Dopamine D 1 receptor-mediated β-arrestin signaling: Insight from pharmacology, biology, We discuss the importance of understanding the translatability of cell and animal models to have more

  • 📰 GPCR Weekly News, May 27 to June 2, 2024

    for this exciting event, which unites scientists worldwide to explore all aspects of adhesion GPCR biology regulates the expression and alternative splicing of genes associated with aphasia-related diseases in PC12 cells Phosphorylation and G-Protein Mediated Signaling Networks June 25 - 29, 2024 | FENS Forum 2024 October 2024 | Biologics Scientist Senior Research Associate/Associate Scientist, Protein Science Post-Doctoral Fellow—Pharmacology/Cell Biology/Biochemistry Post Doctoral Fellow Postdoc Position Join Dr.

  • Involvement of various chemokine/chemokine receptor axes in trafficking and oriented locomotion ...

    various chemokine/chemokine receptor axes in trafficking and oriented locomotion of mesenchymal stem cells Application of mesenchymal stem cells (MSCs) as an emerging approach was recruited forthe treatment of Chemokines are low molecular weight proteins that their functional activities are achieved by binding to the cell Chemokine/chemokine receptor axes play a pivotal role in the recruitment and oriented trafficking of immune cells of MS patients via expression of various chemokine receptors in response to chemokines expressed by cells

  • Fly casting with ligand sliding and orientational selection supporting complex formation of a GPCR..

    ligand-receptor binding by searching large-scale motions accompanied with stable maintenance of the fragile cell-membrane

  • 📰 GPCR Weekly News, May 13 to 19, 2024

    support this exciting event, which unites scientists worldwide to explore all facets of adhesion GPCR biology 13-coupled designer GPCR GPR160 regulates the self-renewal and pluripotency of mouse embryonic stem cells Phosphorylation and G-Protein Mediated Signaling Networks June 25 - 29, 2024 | FENS Forum 2024 October 2024 | Biologics Senior Research Associate/Associate Scientist, Protein Science NEW Post-Doctoral Fellow—Pharmacology/Cell Biology/Biochemistry Post Doctoral Fellow Postdoc Position Senior Associate Scientist - Global Research

  • GPCRs Are Optimal Regulators of Complex Biological Systems and Orchestrate the Interface between ...

    physiological balance between healthy and pathological conditions; thus, their importance in systems biology GPCRs have been long considered as controllers of communication between tissues and cells. This communication involves the ligand-mediated control of cell surface receptors that then direct their stimuli to impact cell physiology. The ability of these receptorsomes (often in the absence of typical cell surface ligands) to control

  • Isoforms of GPR35 have distinct extracellular N-termini that allosterically modify...

    Through gene expression analysis in immune and gastrointestinal cells, we show that these isoforms emerge Additionally, we employed optical assays in living cells to thoroughly profile both GPR35 isoforms for

  • Exciting GPCR Events for Next Year! + GPCR Weekly Rocket Launch ⦿ Oct 28 - Nov 3, 2024

    Therapeutics, Inc. has received Orphan Drug Designation (ODD) from the FDA for its hematopoietic stem cell 2024 | 16th Annual PEGS Europe   NEW November 25 - 26, 2024 | 6th International Conference on Stem Cell Biology - Tectonic Therapeutic PhD fellowship in GPCR mechanosensing Senior Scientist, GPCR Pharmacology in Molecular Pharmacology - The Hauser Group Postdoctoral Scholar – iPSC in cardiac and endothelial cell function Protein Biochemist/Structural Biologist Senior Scientist/Staff Scientist, Computational Chemistry

  • GPR125 (ADGRA3) is an autocleavable adhesion GPCR that traffics with Dlg1 to the basolateral...

    GPR125 (ADGRA3), an orphan adhesion GPCR, has been shown to modulate planar cell polarity in gastrulating zebrafish, but its biochemical properties and role in mammalian cells have remained largely unknown. and human embryonic kidney HEK293 cells. Furthermore, in polarized MDCK cells, GPR125 is exclusively recruited to the basolateral domain of the in Matrigel 3D culture of MDCK cells.

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