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268 items found for "Jelle van den Bor"

  • 📰 GPCR Weekly News, October 23 to 29, 2023

    Congratulations to the GPCR Therapeutics team for their publication on improving hematopoietic stem cell Activation and Signaling The GPCR adaptor protein Norbin regulates S1PR1 trafficking and the morphology, cell cycle and survival of PC12 cells GLP-1 and GIP receptors signal through distinct β-arrestin 2-dependent pathways to regulate pancreatic β cell function GPCR Binders, Drugs, and more GPC-100, a novel CXCR4 antagonist, improves in vivo hematopoietic cell mobilization when combined with propranolol Discovery

  • Embark on a GPCR Adventure: Your Weekly Research Expedition! | Oct 21-27, 2024

    of the Year at the Citeline Japan Awards 2024 GPCR therapies: Eight promising biotechs hacking the cell Europe July 12 - 17, 2026 | 20th World Congress of Basic and Clinical Pharmacology GPCR Jobs Scientist I Cell in Molecular Pharmacology - The Hauser Group Postdoctoral Scholar – iPSC in cardiac and endothelial cell Approaches Altered PLCβ/IP3/Ca2+ Signaling Pathway Activated by GPRCs in Olfactory Neuronal Precursor Cells ) The pyruvate-GPR31 axis promotes transepithelial dendrite formation in human intestinal dendritic cells

  • The complicated lives of GPCRs in cardiac fibroblasts

    October 2022 "The role of different G protein-coupled receptors (GPCRs) in the cardiovascular system is well understood in cardiomyocytes and vascular smooth muscle cells (VSMCs). In VSMCs, stimulation of GPCRs also modulates contractile and cell growth phenotypes. Here, we will focus on the relatively less well-studied effects of GPCRs in cardiac fibroblasts, focusing on key signaling events involved in the activation and differentiation of these cells.

  • Discover the Hottest GPCR News of the Week: Oct 7-13, 2024!

    therapeutically exploit GPCRs (Physiology’s ‘Swiss Army Knife’) vast repertoire of ways to control cell in Molecular Pharmacology - The Hauser Group Postdoctoral Scholar – iPSC in cardiac and endothelial cell Activation and Signaling Diverse pathways in GPCR-mediated activation of Ca2+ mobilization in HEK293 cells by sphingosine kinase-1 GPR160 regulates the self-renewal and pluripotency of mouse embryonic stem cells transcriptomic atlas of enteroendocrine cells along the murine gastrointestinal tract Intracellular

  • Odorant receptors – a bit of smell for drug discovery

    express multiple ORs, tumor cells associated with the nervous system express a single OR gene type ( In the immune system ORs are expressed in different blood cells where aroma compounds from butter, known proliferation via activation by β-ionone which initiates prostate cancer cell cycle arrest (Jones S. In non-small-cell lung cancer OR2J3 activation induced apoptosis and inhibited cell proliferation and The chimeric antigen receptor T cell therapy could also be a way to target tumor cells expressing ectopic

  • Extracellular signal-regulated kinases – a potential pathway for GPCR-targeted drug discovery

    ERK signaling, tightly regulated through feedback mechanisms and spatial localisation within the cell Extracellular Signal-Regulated Kinase: A Regulator of Cell Growth, Inflammation, Chondrocyte and Bone Cell Receptor-Mediated Gene Expression. Cells, 10(10), 2509. Volmat, V., & Pouysségur, J. (2001). Biology of the Cell, 93(1‐2), 71-79. Wei, H., Ahn, S., Shenoy, S. K., Karnik, S.

  • Identification of A2BAR as a potential target in colorectal cancer using novel fluorescent GPCR...

    We selected the adenosine receptor 2B (A2BAR), specifically expressed in cancer cell lines compared with stromal cells, to explore the use of fluorescent ligands that can be used for target visualization. Fluorescent probes allowed semi-quantitative receptor mapping in living cells and validated the specific expression of A2BAR in CRC cell lines. a potential pharmacological tool in CRC, using selective antagonists, finding a reduction in tumor cell

  • Regulators of G-protein signaling: essential players in GPCR signaling

    RGS4 is expressed in various immune cells, including T cells and B cells, and has been shown to modulate immune cell activation and cytokine production. to T cell activation[6]. Cell, 1997. 89(2): p. 251-61. https://pubmed.ncbi.nlm.nih.gov/9108480/ 2. Cell, 2021. 184(4): p. 931-942.e18. https://pubmed.ncbi.nlm.nih.gov/33571431/ 6.

  • Dimerization of GPCRs: Novel insight into the role of FLNA and SSAs regulating SST2 and SST5...

    as in human melanoma cells either expressing (A7) or lacking (M2) FLNA. First, we observed the formation of endogenous SST5 homo-dimers in GH3, A7, and M2 cells. SST2 and SST5 can also form endogenous hetero-dimers in these cells. robust receptor internalization at shorter times than in A7 cells. In conclusion, we demonstrated that in GH3 cells SST2 and SST5 can form both homo- and hetero-dimers

  • C3aR plays both sides in regulating resistance to bacterial infections

    product of C3 cleavage, which interacts with membrane-bound receptor C3aR to regulate innate immune cell Specifically, previous research has identified mechanistically distinct and cell type–specific roles for C3aR in regulating innate immune cell inflammatory state, antimicrobial killing capacity, and metabolism of C3a has been relegated to the serum; however, recent studies have provided evidence that various cell Thus, this review will cover specific roles of C3aR in driving cell type–specific and tissue specific

  • A NanoBRET-Based H 3 R Conformational Biosensor to Study Real-Time H 3 Receptor Pharmacology in...

    2022 A NanoBRET-Based H 3 R Conformational Biosensor to Study Real-Time H 3 Receptor Pharmacology in Cell Membranes and Living Cells "Conformational biosensors to monitor the activation state of G protein-coupled (H3R) biosensor that allowed the detection of both (partial) agonism and inverse agonism on living cells In the current study, we have further characterized this H3R biosensor on intact cells by monitoring binding assays that in addition can also detect ligand efficacies with comparable values as the intact cell

  • G protein-coupled receptor 21 in macrophages: An in vitro study

    this study was to evaluate the role of GPR21 in human macrophages, analyzing (i) its involvement in cell THP-1 cells were activated and differentiated into either M1 or M2 macrophages. Cell migration was detected by the Boyden chamber migration assay, performed on macrophages derived from both the THP-1 cell line and human peripheral blood monocytes."

  • Hear the sounds: the role of G protein-coupled receptors in the cochlea

    September 2022 "Sound is converted by hair cells in the cochlea into electrical signals, which are transmitted Frizzleds and Lgrs are dominant GPCRs that regulate stem cell self-renew abilities. Frizzleds and Celsrs have been demonstrated to play core roles in the modulation of cochlear planar cell review the key findings of GPCR in the cochlea and discuss the role of GPCR in the cochlea, such as stem cell

  • 📰 GPCR Weekly News, April 24 to 30, 2023

    Direct Selection of DNA-Encoded Libraries for Biased Agonists of GPCRs on Live Cells. Bioorthogonal Tethering Enhances Drug Fragment Affinity for G Protein-Coupled Receptors in Live Cells Single-cell transcriptome analysis of NEUROG3+ cells during pancreatic endocrine differentiation with Single cell G-protein coupled receptor profiling of Transcription factor 21 expressing activated kidney FREE Symposium - IPI Surfacing (June 15, 2023) Training School on “Cell-based assays to study Adhesion

  • Targeting CXCR1 and CXCR2 receptors in cardiovascular diseases

    chemokine receptors, mainly activated by interleukin 8 (IL-8 or CXCL8), are expressed in a variety of cells including, leukocytes, fibroblasts, endothelial cells, and smooth muscle cells. of the ligand, its concentration, and the binding sites with the receptor, levels of the receptor, cell

  • Targeting CXCR1 and CXCR2 receptors in cardiovascular diseases

    chemokine receptors, mainly activated by interleukin 8 (IL-8 or CXCL8), are expressed in a variety of cells including, leukocytes, fibroblasts, endothelial cells, and smooth muscle cells. of the ligand, its concentration, and the binding sites with the receptor, levels of the receptor, cell

  • Novel interaction between neurotrophic factor-α1/carboxypeptidase E and serotonin receptor, 5-HTR1E,

    CPE-binding studies demonstrated saturable, high-affinity binding to 5-HTR1E in stably transfected HEK293 cells Treatment of 5-HTR1E stable cells with NF-α1/CPE increased pERK 1/2 and pCREB levels which prevented Cell survival assay in β-arrestin Knockout HEK293 cells showed that the NF-α1/CPE-5-HTR1E-mediated protection Immunofluorescence studies showed 5-HTR1E and NF-α1/CPE are highly expressed and co-localized on cell CPE-mediated protection of these neurons against oxidative stress and glutamate neurotoxicity-induced cell

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

    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 Deuteration as a General Strategy to Enhance Azobenzene-Based Photopharmacology Optical Control of Cell-Surface Scientist Senior Research Associate/Associate Scientist, Protein Science Post-Doctoral Fellow—Pharmacology/Cell

  • Exploiting Dependence of Castration-Resistant Prostate Cancer on the Arginine Vasopressin ...

    Stimulation of AVPR2 with a selective agonist desmopressin promoted CRPC cell proliferation through cAMP In contrast, blocking AVPR2 with a selective FDA-approved antagonist, tolvaptan, reduced cell growth. In CRPC xenografts, antagonizing AVPR2, AVPR1A, or both significantly reduced CRPC tumor growth as well Combinatorial use of AVPR1A and AVPR2 antagonists promoted apoptosis synergistically in CRPC cells. Furthermore, we found that castration-resistant cells produced AVP, the endogenous ligand for arginine

  • MSX-122: Is an effective small molecule CXCR4 antagonist in cancer therapy?

    that the ligation of SDF-1 to CXCR4 initiates several intracellular signaling pathways, regulating cell proliferation, survival, chemotaxis, migration, angiogenesis, adhesion, as well as bone marrow (BM)- resident cells homing and mobilization. Additionally, CXCR4 is expressed by tumor cells in blood malignancies and solid tumors."

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

    Oncology and Immunology Enterococcus-derived tyramine hijacks α2A-adrenergic receptor in intestinal stem cells 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 Scientist Senior Research Associate/Associate Scientist, Protein Science Post-Doctoral Fellow—Pharmacology/Cell

  • Targeted Therapies to Reduce Side Effects in Modern Drug Development

    The sheer complexity of the cell and the astonishing diversity of diseases are just two reasons why researchers For example, chemotherapy, a powerful standard approach to kill fast-growing cancer cells, has the drawback of causing damage to healthy cells in the process, leading to side effects that can include pain, nausea drug development approaches include a range of techniques leveraging structural biology, immunology, cell

  • Integration and Spatial Organization of Signaling by G Protein-Coupled Receptor Homo- and ...

    Information exchange and interpretation is essential in biology and understanding how cells integrate of information-coding molecules into complex orchestrated responses is a major challenge for modern cell In complex organisms, cell to cell communication occurs mostly through neurotransmitters and hormones are responsible for signal recognition at the membrane level and information transduction inside the cell the formation of GPCRs higher order oligomers provides the structural basis for organizing distinct cell

  • Chemokine receptor-targeted drug discovery: progress and challenges

    The therapeutic approaches mainly include small molecule inhibitors, as well as monoclonal antibodies for the treatment of mycosis fungoides or Sézary syndrome in adults which are subtypes of cutaneous T-cell Redundancy can be exemplified by the tumor infiltration of Treg cells which can be driven directly by different chemokines are able to activate different pathways, which can also vary depending on the cell surface (Mack et al. 1998), CCR3 is partially restored to the cell surface and partially targeted to

  • Overview of adhesion GPCRs self-activation

    Last month a very detailed paper analyzed the molecular mechanisms of the aGPCRs self-activation as well self-activation of aGPCRs, some of which differ from those of GPCRs belonging other families, and I will tell Through cell-based assays and Cryo-EM of high quality, it was possible to know that ADGRL3 can activate Araç, D., et al., A novel evolutionarily conserved domain of cell-adhesion GPCRs mediates autoproteolysis Molecular cell, 82(22), 4340–4352.e6.

  • 📰 GPCR Weekly News, October 16 to 22, 2023

    Sakmar and his team used 'bioluminescence resonance energy transfer to measure cell-surface expression of neurodegenerative diseases GPCRs in Neuroscience Primary cilia control oligodendrocyte precursor cell disease for novel drug discovery Application of bioluminescence resonance energy transfer to quantitate cell-surface Preclinical Data for AI-designed LSD1 and MALT1 Inhibitors at ESMO 2023 Restoring the function of a human cell surface protein in yeast cells Trevena Reports Favorable TRV045 Topline Safety and Tolerability Data

  • Discovery and In Vivo Evaluation of ACT-660602: A Potent and Selective Antagonist of the Chemokine..

    activated by the three chemokine ligands CXCL9, CXCL10, and CXCL11 and enables the recruitment of immune cell modifications during the lead optimization phase led to a compound with high biological potency in inhibiting cell inflammation model in mice, ACT-660602 led to significantly reduced recruitment of the CXCR3+ CD8+ T cell

  • Multifunctional role of GPCR signaling in epithelial tube formation

    formation requires Rho1-dependent actomyosin contractility to generate the cellular forces that drive cell Rho1 signaling is activated by G-protein-coupled receptor (GPCR) signaling at the cell surface. transduces Fog signal to regulate Rho kinase accumulation and myosin activation in the medioapical region of cells

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