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306 items found for "Cell communication"

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

    Soluble cyclase-mediated nuclear cAMP synthesis is sufficient for cell proliferation. GPCR Signaling Measurement and Drug Profiling with an Automated Live-Cell Microscopy System. Generation of Gαi knock-out HEK293 cells illuminates Gαi-coupling diversity of GPCRs. development of cachexia therapeutics Sosei Heptares Webinar Presentation for FY2022 Financial Results Call

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

    Soluble cyclase-mediated nuclear cAMP synthesis is sufficient for cell proliferation. Methods & Updates in GPCR Research Mapping of structural arrangement of cells and collective calcium transients: an integrated framework combining live cell imaging using confocal microscopy and UMAP-assisted Christopher Prior, as CEO and Reports Recent Drug Discovery Highlights Call for GPCR Papers GPCRs: Signal

  • Diversity and specificity in location-based signaling outputs of neuronal GPCRs

    August 2022 "The common mechanisms by which members of the G protein-coupled receptor (GPCR) family respond to neurotransmitters in the brain have been well studied. GPCRs, and how these could interact to generate specific spatiotemporal patterns of GPCR signaling in cells

  • Glyco-sulfo hotspots in the chemokine receptor system

    CCR7 where it specifically affects the recognition of CCL21 but not CCL19, interfering with dendritic cell as to exist in heterogeneous forms inside the cell (Scurci I et al. 2021). modulation of O-glycosylation and tyrosine sulfation on CCR5 and CCR1 function In this study engineered cell Dissecting the biological relevance of these PTMs requires relevant cells expressing the chemokine receptor In addition, tyrosine sulfation is heterogenous between cell lines or even on the same cell (Scurci I

  • Fentanyl activates ovarian cancer and alleviates chemotherapy-induced toxicity via opioid...

    the direct role of fentanyl on cancer, little is known on the effect of fentanyl on ovarian cancer cells Methods Proliferation, migration and apoptosis assays were performed in ovarian cancer cells after

  • N-terminal alterations turn the gut hormone GLP-2 into an antagonist with gradual loss of GLP-2 ...

    Experimental approach: COS-7 cells were transfected with the human GLP-2R and assessed for cAMP accumulation To examine selectivity, COS-7 cells expressing human GLP-1 or GIP receptors were assessed for cAMP accumulation

  • 📰 GPCR Buzz: August 5-11, 2024 | Top Highlights from DrGPCR University!

    Perks Include: In-depth Reading Materials Access to a Private Community Certificate of Participation Kv7 channels via Gi/o protein signalling and modulates excitability of human induced pluripotent stem cell-derived Highlights and Consolidated Results for the Second Quarter and First Half 2024 Cracking Codes in Cellular Communication , 2024 | 4th Transatlantic ECI GPCR Symposium September 18, 2024 | FREE Webinar - The value of GPCR cell-based

  • 📰 GPCR Weekly News

    FFAR4 improves the senescence of tubular epithelial cells by AMPK/SirT3 signaling in acute kidney injury Oncogenic signaling of the free-fatty acid receptors FFA1 and FFA4 in human breast carcinoma cells. Establishment of a CaCC-based Cell Model and Method for High-throughput Screening of M3 Receptor Drugs Oligomerization of the heteromeric γ-aminobutyric acid receptor GABAB in a eukaryotic cell-free system Call for GPCR Papers GPCRs: Signal Transduction Advances in Computational and Chemical Methods to study

  • Actions of Parathyroid Hormone Ligand Analogues in Humanized PTH1R Knockin Mice

    receptor-binding and signaling potencies for such ligands when assessed on rodent vs human PTH1Rs, as shown by cell-based Expression is directed by the endogenous mouse promoter and hence occurs in all biologically relevant cells PTH analog peptides that are consistent with a fully functional human PTH1R in target bone and kidney cells

  • 📰 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

  • Navigating the Signaling Network: RTK and GPCR Crosstalk Uncovered

    On the other hand, RTKs play pivotal roles in growth factor signaling, regulating cell growth, differentiation phospho-mimicking mutants and assays such as linear ion trap mass spectrometry, BRET, pull down, and transwell cell growth factor signaling might contribute to altered cellular behaviors in cancer, promoting uncontrolled cell

  • Structures of oxysterol sensor EBI2/GPR183, a key regulator of the immune response

    August 2022 "Oxysterols induce the migration of B-lymphocytes and dendritic cells to interfollicular oxysterol binding site and the Gαi interface attenuate G protein signaling and abolish oxysterol-mediated cell

  • 📰 GPCR Weekly News, August 14 to 20, 2023

    Vladimir Katanaev and colleagues identified compromised GPCR signaling in cancer cells using improved Improved approaches to channel capacity estimation discover compromised GPCR signaling in diverse cancer cells S1P1 signaling axis Methods & Updates in GPCR Research Magnetic Liposomes Infused with GPCR-Expressing Cell Sewage Optogenetic manipulation of Gq- and Gi/o-coupled receptor signaling in neurons and heart muscle cells

  • Nanobodies: New Dimensions in GPCR Signaling Research

    They have also been used as biosensors to monitor conformational changes of GPCRs in living cells. Most Nbs can be functionally expressed as genetically encoded intrabodies within a eukaryotic cell. correlating structural or dynamic features observed in vitro with functional observations from living cells Nature communications, 14(1), 5209. https://doi.org/10.1038/s41467-023-40911-9

  • 📰 GPCR Weekly News, June 5 to 11, 2023

    Autocrine Proteinase-Activated Receptor (PAR) signaling in PC3 prostate cancer cells. & Updates in GPCR Research A Peptidisc-based Survey of the Plasma Membrane Proteome of a Mammalian Cell GPCRs in Immunology and Oncology The GPCR–Gαs–PKA signaling axis promotes T cell dysfunction and cancer and Webinars GPCRs in drug discovery: challenges & solutions (June 19 - 23, 2023) Training School on “Cell-based

  • Endosomal parathyroid hormone receptor signaling

    assumes that stimulation of heterotrimeric G protein signaling upon ligand binding occurs solely at the cell Internalized receptors can then recycle back to the cell surface or be trafficked to lysosomes for degradation

  • 📰 GPCR Weekly News

    via cross-motif signaling from Gq to adenylyl cyclase in intrinsically photosensitive retinalganglion cells GPR4 in the pH-dependent migration of melanoma cells in the tumor microenvironment. GPCR Research Quantitation of Plasma Membrane (G Protein-Coupled) Receptor Trafficking in Cultured Cells Expansion To Enable Site-Specific Bioorthogonal Labeling of Functional G Protein-Coupled Receptors in Live Cells phase I clinical study in patients with advanced, recurrent or metastatic solid tumors: the EPRAD study Call

  • Class B1 GPCR Dimerization: Unveiling Its Role in Receptor Function and Signaling

    receptors (GPCRs) are membrane-bound proteins that sense external stimuli and relay signals inside the cell (SecR)[6] and GLP-1R [7], while GLP-1R is also known to heterodimerize with the GIPR in recombinant cell Nature Communications, 2024. 15 (1): p. 4390. 7.         

  • The regulation of PKA signaling in obesity and in the maintenance of metabolic health

    October 2022 "The cAMP-dependent protein kinase (PKA) system represents a primary cell-signaling pathway Neural PKA signaling is regulated by afferent and peripheral efferent signals that link specific neural cell

  • 📰 GPCR Weekly News, February 27 to March 5, 2023

    Endocrinology, and Taste Dietary compounds activate an insect gustatory receptor on enteroendocrine cells Establishment of a CaCC-based Cell Model and Method for High-throughput Screening of M3 Receptor Drugs Structural details of a Class B GPCR-arrestin complex revealed by genetically encoded crosslinkers in living cells Heptares and Neurocrine Biosciences won Top Out-Licensing Deal on the 8th annual Japan Deal of the Year Call

  • Melatonin MT 2 receptor is expressed and potentiates contraction in human airway smooth muscle

    ([Ca2+]i), which modulate airway smooth muscle tone; and whether they promote airway smooth muscle cell in native human and guinea pig airway smooth muscle and cultured human airway smooth muscle (HASM) cells MT2 agonist ramelteon (10 µM) significantly inhibited forskolin-stimulated cAMP accumulation in HASM cells acetylcholine-stimulated [Ca2+]i increases, stress fiber formation through the MT2 receptor in HASM cells

  • β-arrestin1 and 2 exhibit distinct phosphorylation-dependent conformations when coupling to the...

    2 exhibit distinct phosphorylation-dependent conformations when coupling to the same GPCR in living cells Employing GRK knockout cells and β-arrestins lacking the finger-loop-region, we show that the two isoforms

  • N-Acyl Amides from Neisseria meningitidis and Their Role in Sphingosine Receptor Signaling

    Both groups of metabolites suppress anti-inflammatory interleukin-10 signaling in human macrophage cell they also suppress the pro-inflammatory interleukin-17A+ population in TH 17-differentiated CD4+ T cells

  • 📰 GPCR Weekly Buzz: Exciting Schedule Shifts for Principles of Pharmacology I & II | August 12-18, 2024

    Dear GPCR Community, Before diving into this week's news, prepare for an incredible learning journey! Endocrinology, and Taste Regulator of G-protein signaling expression in human intestinal enteroendocrine cells , 2024 | 4th Transatlantic ECI GPCR Symposium September 18, 2024 | FREE Webinar - The value of GPCR cell-based

  • Targeted Activation of G-Protein Coupled Receptor-Mediated Ca 2+ Signaling Drives Enhanced Cartilage

    processes that govern chondrocyte gene expression, protein synthesis, cytoskeletal remodeling, and cell synthetically initiate robust [Ca2+]i transients and oscillatory [Ca2+]i signaling in chondrocyte-like ATDC5 cells under repeated CNO stimulation modified the temporal dynamics of hM3Dq [Ca2+]i signaling, increased cell enhanced matrix production in a CNO dose- and frequency-dependent manner, and triggered the formation of cell

  • 📰 GPCR Weekly News, June 12 to 18, 2023

    GPCRs in Oncology and Immunology The GPCR-Gαs-PKA signaling axis promotes T cell dysfunction and cancer induces IFN-γ but suppresses IL-2 production by inhibiting activation of pAKT pathways in primary T cells zoominar (June 22, 2023) NEW Meet Inoviem Scientific Team (June 19 - 23, 2023) Training School on “Cell-based

  • A broad look into the future of systemic sclerosis

    Fibroblasts are a key effector cell in SSc. Promising nuclear receptors as key regulators of transcriptional programmes will be introduced as well Fibroblasts from SSc patients exhibit a specific signalling and reactivate developmental pathways and stem cell

  • Microbial Metabolites Orchestrate a Distinct Multi-Tiered Regulatory Network in the Intestinal Epith

    RNA sequencing of intestinal epithelial cells responding to butyrate and secondary bile acids in combination Using shRNA knockdown and CRISPR/Cas9 knockout cell lines, as well as mouse models, we confirmed the

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