< 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

< GPCR News < GPCRs in Oncology and Immunology RGS20 promotes non-small cell lung carcinoma proliferation CCK8 and cell cloning were conducted to determine the proliferation ability of H1299 and Anip973 cells Further, RGS20 accelerated cell proliferation by increasing autophagy. in RGS20 knock-down cells. Conclusion: Our findings indicate that RGS20 drives NSCLC cell proliferation by triggering autophagy

< GPCR News < GPCRs in Oncology and Immunology Single cell G-protein coupled receptor profiling of Transcription Key results: Transcription factor 21 (Tcf21)+ cells that expressed 2 or 3 of Postn, Acta2 and Pdgfra Tcf21+ α-smooth muscle actin (α-SMA)+ interstitial cells accumulated in the kidneys of mice with UUO TCF21, ADGRA2, S1PR3 and ADORA2A/2B were each detectable in α-SMA+ interstitial cells in human kidneys Study of GPCRs expressed by these cells may identify new opportunities for CKD therapeutics. " Authors

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.

< GPCR News < GPCRs in Oncology and Immunology CCL5-producing migratory dendritic cells guide CCR5+ monocytes into the draining lymph nodes Published date March 21, 2023 Abstract "Dendritic cells (DCs) and monocytes capture, transport, and present antigen to cognate T cells in the draining lymph nodes (LNs) in a CCR7 Jakubzick 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.

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 Comparative Analysis of the GNAI Family Genes in Glioblastoma through Transcriptomics and Single-Cell regulation of actin cytoskeleton organization by the kinase effectors of Rho GTPases" and "Immune response B cell A single-cell analysis was used to assess GNAI3 expression in GBM. Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call for GPCR

< GPCR News < GPCRs in Oncology and Immunology miR-19a may function as a biomarker of oral squamous cell Using a transcriptomic analysis of over 37,000 nuclei, we identified twelve distinct clusters of cells corresponding to temperature-sensing arista neurons, humidity-sensing sacculus neurons, and support cells We found that each cell type could be characterized by a unique expression profile of ion channels, GPCR signaling molecules, synaptic vesicle cycle proteins, and cell adhesion molecules.

< 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

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

G protein signaling protein 6 alleviates acute lung injury by inhibiting inflammation and promoting cell Organoid culture was used to assess the stemness and self-renewal capacity of alveolar epithelial type II cells in macrophages and decreased apoptosis in epithelial cells. a protective role in ALI not only in early inflammatory responses but also in endogenous lung stem cell Zhou , Linlin Wang , Yu Yan , Jun She , Lin Tong , Yuanlin Song Tags Acute lung injury , Apoptosis , Cell-renewal

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

Oncology and Immunology Gi/o GPCRs drive the formation of actin-rich tunneling nanotubes in cancer cells Using a model of human adrenocortical cancer cells, here we established that activation of the GPCR OXER1 acid (5-oxo-ETE), leads to the formation of filopodia-like elongated projections connecting adjacent cells Kazanietz Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

sensitivity, identify signatures for drug response prediction, and provide resources to the research community Experimental design: We performed targeted sequencing, high-throughput drug screening, and single-cell genomic profiling on leukemia cell samples derived from patients with AML. The application of single-cell genomic sequencing unveiled the co-occurrence of variants at the individual cell level, highlighting the presence of distinct subclones within patients with AML.

kinase (MAGUK) scaffold protein, and protein kinase A anchoring protein (AKAP) 5 in MCF7 breast cancer cells MCF7 breast cancer cells express GPR30, β1AR, MAGUKs, and AKAP5 in the plasma membrane, and co-immunoprecipitation Furthermore, expression of GPR30 in MCF7 cells constitutively and PDZ-dependently inhibits β1AR-mediated These results argue that GPR30 and β1AR form a PDZ-independent complex in MCF7 cells through which GPR30 adrenergic receptor Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call

Oncology and Immunology GPR176 Promotes Cancer Progression by Interacting with G Protein GNAS to Restrain Cell Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call for GPCR

February 27, 2023 Abstract " Exosomes transport a variety of macromolecules and modulate intercellular communication elevated in multiple cancers, and quantitative proteomic and RNA profiling of exosomes in human cancer cell studies in mice, we show that GPR143 promotes metastasis by secreting exosomes and increasing cancer cell provide a mechanism for regulating the exosomal proteome and demonstrate its ability to promote cancer cell Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call for GPCR

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 Source Contribute to the GPCR News Coming soon Become a Contributor Classified GPCR News Call for GPCR

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.

Low extracellular pH confers radioresistant tumors to glial cells. inhibitor of GPR68 named Ogremorphin (OGM) to induce the iron mediated cell death pathway: ferroptosis Next, A GPI-anchored pH reporter, pHluorin2, was stably expressed in U87 glioblastoma cells to probe Cell survival assays, via nuclei counting and cell titer glo, were used to demonstrate sensitivity to To determine GPR68 inhibition's mechanism of cell death we use DAVID pathway analysis of RNAseq.

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."

2024 Abstract "Skin psoriasis is defined as receiving external stimulation to activate skin dendritic cells as induce T helper 17 (Th17) cell differentiation leading to elevated production of interleukin 17 ( In addition, hyperproliferative keratinocytes as well as accumulation of DCs and Th17 cells were detected abnormal proliferation as well as Th17 cells differentiation. Role of GPR97 is indispensable and this adhesion receptor may affect immune cell enrichment and function

GPR37 gene expression and the clinicopathological factors, patient prognosis, tumor-infiltrating immune cell Besides, the "ssGSEA" algorithm was conducted to estimate immune cells infiltration abundance, with ' differentiation, negative regulation of T cell receptor signaling pathway, neuroactive ligand receptor , CD8 T cell, eosinophils, macrophages, neutrophils, NK CD56dim cells, NK cells, plasmacytoid DCs (pDCs ), T helper cells and T effector memory (Tem) cells.

Here we reported the first comprehensive proteogenomic characterization of natural killer/T-cell lymphoma Single-cell transcriptome further delineated the tumor microenvironment as immune-inflamed, -deficient Enhanced expression of chemokine receptor-1 (CCR1) on malignant and immunosuppressive cells modulated Therapeutic targeting CCR1 showed promising efficacy with EBV eradication, T-cell activation, and lymphoma cell killing in NKTCL organoid.

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