< GPCR News < GPCRs in Oncology and Immunology NPFF stimulates human ovarian cancer cell invasion by The TaqMan probe-based RT-qPCR showed that NPFF and NPFFR2 were expressed in three human EOC cells, CaOV3 In comparison, NPFF and NPFFR2 expression levels were higher in SKOV3 cells than in CaOV3 or OVCAR3 cells Treatment of SKOV3 cells with NPFF did not affect cell viability and proliferation but stimulated cell This study provides evidence that NPFF stimulates EOC cell invasion by upregulating MMP-9 expression

News < GPCRs in Oncology and Immunology Purinergic GPCR-integrin interactions drive pancreatic cancer cell P2RY2 presents as the purinergic gene with the strongest association with hypoxia, the highest cancer cell-specific receptor-integrin interactions were required for effective downstream signalling, leading to cancer cell Hemant M Kocher , Sabrina Simoncelli , Peter J McCormick , Richard Philip Grose Tags cancer biology , cell Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call for GPCR

Immunology The pyruvate-GPR31 axis promotes transepithelial dendrite formation in human intestinal dendritic cells intestinal lumen is rich in gut microbial metabolites that serve as signaling molecules for gut immune cells by the gut bacterial metabolite pyruvate, is specifically expressed on type 1 conventional dendritic cells Using human induced pluripotent stem cell-derived cDC1s and a monolayer human gut organoid coculture Authors Tags Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

< GPCR News < GPCRs in Oncology and Immunology The GPCR-Gαs-PKA signaling axis promotes T cell dysfunction Here, we cross-integrated large singe-cell RNA-sequencing datasets from CD8+ T cells covering 19 distinct cancer types and identified an enrichment of Gαs-coupled GPCRs on exhausted CD8+ T cells. These include EP2, EP4, A2AR, β1AR and β2AR, all of which promote T cell dysfunction. Gαs-DREADD to activate CD8-restricted Gαs signaling and show that a Gαs-PKA signaling axis promotes CD8+ T cell

and Immunology Dynamic Phosphoproteomics of BRS3 Activation Reveals the Hippo Signaling Pathway for Cell The lung cancer cell line H1299-BRS3 was treated with MK-5046, an agonist of BRS3, for different durations dephosphorylation and nucleus localization of the Yes-associated protein (YAP), and its association with cell Our data collectively demonstrate that BRS3 activation contributes to cell migration through downregulation , Hua Xiao Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

< GPCR News < GPCRs in Oncology and Immunology Exacerbating effects of single-dose acute ethanol exposure study demonstrated that pharmacological activation of GPR110 in both central and peripheral immune cells The goal of this study is to determine the effects of single-dose acute ethanol exposure and GPR110 activation Results: Single-dose exposure to ethanol by gavage before LPS injection upregulated pro-inflammatory Conclusion: Single-dose ethanol exposure exacerbated LPS-induced inflammatory responses.

activation of CXC chemokine receptor 4 and histamine receptor H1 enhances calcium signaling and cancer cell Here, we show that HRH1 is widely expressed in various cancer cell lines and cancer tissues and that that endogenously express CXCR4 and HRH1 but not in cells deficient in CXCR4 or HRH1. while histamine alone does not induce cell migration. Enhanced calcium signaling and cell migration are also observed in NCI-H23 and HeLa cells, which coexpress

< GPCR News < GPCRs in Oncology and Immunology Molecular characterization of breast cancer cell pools Methods: We disrupted the PR gene (PGR) in ERα-positive/PR-positive T-47D cells using the CRISPR/Cas9 to control T-47D cells. We analyzed the gene expression profiles of PR-low and control T-47D cells in the absence of hormone More than 6000 genes were DE in control T-47D cells upon stimulation with P4 or P4 plus E2.

and Immunology Opposite Effects of Src Family Kinases on YAP and ERK Activation in Pancreatic Cancer Cells IGF-1 receptors and G protein-coupled (GPCR) signaling systems leading to mitogenic signaling in PDAC cells agonist neurotensin induced rapid activation of Src family of tyrosine kinases (SFK) within PANC-1 cells by FAK phosphorylation at Tyr576/577 and Tyr861, sensitive biomarkers of SFK activity within intact cells and suppressed the growth of Mia PaCa-2 cells xenografted into the flank of nude mice.

< GPCR News < GPCRs in Oncology and Immunology A2aR on lung adenocarcinoma cells: A novel target for 2a receptor (A2aR), a typical GPCR with a high affinity for adenosine, is widely expressed on immune cells Here, we identify that A2aR is specifically expressed on tumor cells from lung adenocarcinoma (LUAD) We hypothesize that blocking A2aR on LUAD cells will inhibit the role of TAMs and control tumor growth Constructing models of TAMs and LUAD mice, we find that A2aR highly expressed on LUAD cells promotes

Methods: GPR81 was stably knocked down (KD) in MCF-7 human breast cancer cells which were subjected to RNA-seq analysis, 3D growth, in situ- and immunofluorescence analyses, and cell viability- and motility Key findings were additionally studied in other breast cancer cell lines and in mammary epithelial cells Single cell in situ analysis of MCF-7 cells revealed that several GPR81-regulated genes were upregulated in the same cell clusters.

induces IFN-γ but suppresses IL-2 production by inhibiting activation of pAKT pathways in primary T cells signaling molecules and the phosphatidylinositol, Ras, MAPK, and PI3 kinase pathways, leading to T cell This may explain the inhibitory impact on IL-2 production in hM3Dq/β1T cells. that activating the pAKT pathway is critical for IL-2 production in T cells." Tags GPCR; T cells; muscarinic receptor; signaling.

Oncology and Immunology Comparative analysis of the occupancy of Histone H3 Lysine 4 methylation in the cells 28, 2023 Abstract "In this current study, we have compared our H3K4me3 Chip-Sequencing data in PC3 cells in response to 6h and 24h TGFβ stimulation with the IFNγ stimulated/unstimulated HeLa S3 cells Since modification changes in response to TGFβ and IFNγ and compare them to explore the genes common to both as well Noopur Thakur Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

Metallo-protease Peptidase M84 from Bacillusaltitudinis induces ROS-dependent apoptosis in ovarian cancer cells This metallo-protease had no discernible impact on normal cell survival, but it specifically induced apoptosis in ovarian cancer cells. PAR-1, a GPCR which is reported to be overexpressed in ovarian cancer cells, was identified as a target This evoked apoptotic death of the ovarian cancer cells through the intrinsic route.

CXCR6 deficiency lowers TRM cell numbers in the lungs and depletes ILC3s in the lamina propria, impairing The unique DRF motif of CXCR6 facilitates leukocyte adhesion by interacting with cell surface-expressed Notably, single-cell RNA sequencing of the lung shows a drop in TRM cells in species with CXCR6 loss, The concurrent loss of ITGAE, CXCL16, and CXCR6 in chickens may have altered CD8 TRM cell abundance, with implications for immunity against viral diseases and vaccines inducing CD8 TRM cells."

< GPCR News < GPCRs in Oncology and Immunology TIPE proteins control directed migration of human T cells human TIPE family members, TNFAIP8 and TIPE2 were essential for directed migration of human CD4+ T cells T Cells deficient in both of these proteins completely lost their directionality. bisphosphate (PIP2) and phosphatidylinositol 3,4,5-triphosphate (PIP3) to spatiotemporally control immune cell Collectively, our work describes a new mechanistic paradigm for how human T cells integrate GPCR and

pathway by G protein-coupled receptor 37 promotes resistance to cisplatin-induced apoptosis in non-small cell protein-coupled receptor 37 (GPR37) exhibits unknown functions in tumors, particularly in non-small-cell We detected the expression of GPR37 in NSCLC tissues and cell lines. The study explored the influence of GPR37 on tumor cell proliferation. Furthermore, we examined the effects of GPR37 on tumor cell apoptosis and invasion.

Oncology and Immunology Enterococcus-derived tyramine hijacks α2A-adrenergic receptor in intestinal stem cells disease (IBD) is characterized by dysbiosis of the gut microbiota and dysfunction of intestinal stem cells Using an engineered tyrDC-deficient Enterococcus faecalis strain and intestinal epithelial cell-specific adrenergic receptor Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

Immunology Expression pattern and clinical significance of beta 2-adrenergic receptor in oral squamous cell However, the role of β2-AR in oral cancer is not well identified. significance in relation with the clinicopathological features and overall survival of oral squamous cell Authors Akhilesh Krishna, Vineeta Singh, Nishtha Singh, Shraddha Singh, Sujit Kumar Mohanty, Rajender Singh, Vijay Kumar, Uma Shankar Singh, Rakesh Kumar Singh Tags GPCR; OSCC; Oral cancer; Prognostic factor

< GPCR News < GPCRs in Oncology and Immunology A GPCR checkpoint drives CD8+ T cell dysfunction and immunotherapy Authors listed Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

previously showed that ColI(2.3)+/Rs1+ mice, in which Gs-GPCR signaling was hyper-activated in osteoblastic cell signaling pathway has been implicated in the pathogenesis of FD-like bone, but the specific Wnts and which cells Single-cell RNA sequencing on long-bone stromal cells of 9-wk-old male ColI(2.3)+/Rs1+ mice and littermate controls showed that fibroblastic stromal cells in ColI(2.3)+/Rs1+ mice were expanded. ligands were up- or downregulated in different cellular populations, including in non-osteoblastic cells

Immunology [1,2,4]Triazolo[1,5-c]pyrimidines as Tools to Investigate A3 Adenosine Receptors in Cancer Cell Compound 20 has been tested on both A3 adenosine receptor positive cancer cell lines (CHO-A3AR transfected , THP1 and HCCT26) and in A3 negative cancer cell lines, showing no effect on the latter and a proliferative antagonists Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

Its high expression on the surface of multiple myeloma cells has rendered it an attractive target for therapeutic interventions, including monoclonal antibodies, CAR-T cells, and T-cell engagers. Here, we present the structure of GPRC5D in complex with a preclinical-stage single-chain antibody (scFv Liu, Fei Xu Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

Depletion of GPR37 significantly reduced CRC tumor cell growth both in vitro and in vivo. Further tests showed that GPR37 protects cancer cells from ferroptosis by upregulating SCD1 expression Mechanistic studies have shown that GPR37 modulates lipid metabolism in tumor cells by promoting SCD1 transcription via the MAPK-p38 signaling pathway. SCD1 , p38 Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

10:00 AM Student Flash Presentations Health and Disease, Metabolism, Nervous System, Proteomics and Transcriptomics a compact multidomain module of fourteen domains which regulates signaling Vasiliki Karagiannakou A single cell GPCR map of thermogenic fat Alain Garcia De Las Bayonas The Adhesion GPCR Cupidon Regulates Mating Axons Monserrat Avila Zozaya The ADGRF5/GPR116 receptor is a key regulator of lymphatic endothelial cell Role Of CELSR1 (ADGRC1) In Breast Cancer Emmanouil Kyrloglou GPR124 Mediates Adhesion Of Leukemic Stem Cells

Whereas it is well established that single-cell migration is often guided by gradients of chemokines Upon exposure to the CCR7 ligand CCL19, dendritic cells (DCs) effectively internalize the receptor and patterns to the size and geometry of the environment, and provide a guidance cue for other comigrating cells Michael Sixt Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

of the nematode-trapping fungus Arthrobotrys flagrans activates mitochondria and reprograms fungal cells GPCR, GprC, at the plasma membrane and together with the G-protein alpha subunit GasA, reprograms the cell Reinhard Fischer Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

MM) is a complex hematological malignancy characterized by abnormal antibody production from plasma cells G-protein-coupled receptor class C group 5 member D (GPRC5D), an orphan GPCR predominantly expressed in MM cells Talquetamab, a Food and Drug Administration-approved T-cell-directing bispecific antibody developed for A single talquetamab Fab interacts with the GPRC5D dimer with its orientation toward the dimer interface talquetamab Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call