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197 items found for "Tumor-associated macrophages"

  • Dynamics of tumor-associated macrophages in a quantitative systems pharmacology model of...

    September 2022 Dynamics of tumor-associated macrophages in a quantitative systems pharmacology model antibody atezolizumab and nab-paclitaxel has shown clinical activity in advanced TNBC with PD-L1-positive tumor-infiltrating As tumor-associated macrophages (TAMs) serve as major contributors to the immuno-suppressive tumor microenvironment We show that through proper calibration, the model captures the macrophage heterogeneity in the tumor

  • Propranolol: A “Pick and Roll” Team Player in Benign Tumors and Cancer Therapies

    and inflammation, all of which are influenced by the cellular and molecular microenvironment of the tumor techniques, have been tested to reduce the malignancy and generate a harmful microenvironment for the tumor therapeutic benefits of the β-adrenergic receptor antagonist, propranolol, were described in benign tumors

  • ChemoCentryx Announces EU Approval of TAVNEOS® (avacopan) for the Treatment of ANCA-Associated ...

    January 2022 ChemoCentryx Announces EU Approval of TAVNEOS® (avacopan) for the Treatment of ANCA-Associated active granulomatosis polyangiitis (GPA) or microscopic polyangiitis (MPA), the two main forms of ANCA-associated

  • The Adhesion GPCR VLGR1/ADGRV1 Regulates the Ca2+ Homeostasis at Mitochondria-Associated ER Membrane

    Mutations in VLGR1 have been associated with the human Usher syndrome (USH), the most common form of Affinity proteomics revealed that in the interactome of VLGR1, molecules are enriched that are associated with both the ER and mitochondria, as well as mitochondria-associated ER membranes (MAMs), a compartment

  • 📰 GPCR Weekly News, May 29 to June 4, 2023

    We look forward to seeing you in a few days at the Molecular Pharmacology GRC and the associated Molecular A2aR on lung adenocarcinoma cells: A novel target for cancer therapy via recruiting and regulating tumor-associated macrophages. President of Global Medical Affairs NEW Postdoctoral Position on Gliovascular Unit of Glioblastoma Associate Director / Director, Clinical Operations Postdoctoral Research Associate Lab Manager Vice President,

  • A new Kunitz-type snake toxin family associated with an original mode of interaction with the...

    August 2022 A new Kunitz-type snake toxin family associated with an original mode of interaction with Conclusions and implications: A new function and mode of action is associated with the Kunitz peptides

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

    GPR21 couples to the Gq family of G proteins and is expressed in macrophages. Studies of GPR21 knock-out mice indicated that GPR21 may be involved in promoting macrophage migration The aim of this study was to evaluate the role of GPR21 in human macrophages, analyzing (i) its involvement 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

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

    Here, using colorectal cancer (CRC) as a model, we explored the gene expression of a panel of GPCRs in tumor live-imaging modalities, and displayed high efficiency when used to label complex 3D cellular systems such as tumor A2BAR as a potential pharmacological tool in CRC, using selective antagonists, finding a reduction in tumor

  • Sweet taste receptor agonists attenuate macrophage IL‐1β expression and eosinophilic inflammation...

    September 2022 Sweet taste receptor agonists attenuate macrophage IL‐1β expression and eosinophilic inflammation Autophagy deficiency in myeloid cells plays a causal role in eosinophilic CRS (ECRS) via macrophage IL autophagy‐enhancing agent, trehalose, or related sugar compounds, and the underlying mechanism focusing on macrophage Methods We investigated the therapeutic effects of trehalose and saccharin on macrophage IL‐1β production

  • Murine bone marrow macrophages and human monocytes do not express atypical chemokine receptor 1

    expression has been directly challenged by a publication purporting ACKR1 expression in mouse BM by macrophages , but not erythroblasts and ECs, suggesting that macrophage ACKR1 engages its non-cognate ligand CD82 The reported ACKR1 expression by macrophages in Hur et al. relied on using commercial anti-ACKR1 antibody prompted us to investigate the specificity of FAB6695 and scrutinize the apparent ACKR1 expression in BM macrophages

  • Pharmacological targeting of cGAS/STING-YAP axis suppresses pathological angiogenesis and...

    Meanwhile, cGAS deletion upregulated profibrotic Yes-associated protein (YAP) signaling in endothelial

  • GPR84 signaling promotes intestinal mucosal inflammation via enhancing NLRP3 inflammasome activation

    GPR84 signaling promotes intestinal mucosal inflammation via enhancing NLRP3 inflammasome activation in macrophages expressed in myeloid cells that constitute the innate immune system, including neutrophils, monocytes, and macrophages Infiltrating GPR84+ macrophages are significantly increased in the colonic mucosa of both the UC patients activation, while the loss of GPR84 prevents the M1 polarization and properties of proinflammatory macrophages discovered by us, suppresses colitis by reducing the polarization and function of pro-inflammatory macrophages

  • PH-Binding Motif in PAR4 Oncogene: From Molecular Mechanism to Drug Design

    PAR4 emerges as a potent oncogene, capable of inducing tumor generation. In addition to PH-Akt/PKB association, other PH-containing signal proteins such as Gab1 and Sos1 also associate with PAR4. in vitro and tumor development in vivo. treating EGFR/erbB-expressing tumors in cases of resistance to traditional therapies.

  • Regulator of G Protein Signaling 20 Correlates with Long Intergenic Non-Coding RNA (lincRNAs)...

    with various cancers, with some members of the RGS family being associated with liver cancer as well Gene Expression Omnibus (GEO) data, our analysis revealed that (a) RGS20 was strongly upregulated in tumor tissue compared with adjacent normal tissue of HCC patients; (b) RGS20 was strongly associated with some important clinical parameters such as alpha-fetoprotein and tumor grade in the HCC patients; (c) with some tumor-related signaling pathways and long intergenic non-coding RNAs (lincRNAs: LINC00511,

  • CCL25/CCR9 interaction promotes the malignant behavior of salivary adenoid cystic carcinoma via...

    (CCR9), an organ-specific chemokine receptor, interacts with its exclusive ligand CCL25 to promote tumor Immunohistochemistry staining and RT–qPCR analyses were performed to detect the correlation of CCR9 expression and tumor progression-associated markers in SACC. The effect of CCL25 on the development of SACC in vivo was examined by a xenograft tumor model in nude

  • PAR-Induced Harnessing of EZH2 to β-Catenin: Implications for Colorectal Cancer

    Both PAR4 and PAR2 are able to drive the association of methyltransferase EZH2 with β-catenin, culminating Indeed, EZH2 is found to be directly correlated with high PAR4-driven tumors, and is abundantly expressed in large tumors, whereas very little to almost none is expressed in small tumors.

  • 📰 GPCR Weekly News, November 13 to 19, 2023

    induces STAT3/HIF-1α/IL-22 signaling via GPCR and HDAC3 inhibition to activate autophagy in head kidney macrophages Oliver Hartley, was at the PEGS Europe Novartis pays Legend $100M upfront to give solid tumor CAR-T the GPCR Jobs NEW Sr Scientist in Obesity, Muscle, and Metabolism NEW Post-Doctoral Fellow NEW Research Associate I, Tissue Culture Post-Doc Research Associate Postdoctoral Fellow Research Scientist/Postdoctoral Associate in Computational Chemistry/Biophysics Post-Doctoral Associate Team Leader Antibody Discovery Explore

  • 📰 GPCR Weekly News

    GPR4 in the pH-dependent migration of melanoma cells in the tumor microenvironment. Increased protease-activated receptor 1 autoantibodies are associated with severe COVID-19. Deletion of macrophage Gpr101 disrupts their phenotype and function dysregulating host immune responses dosed with DT-9081 in phase I clinical study in patients with advanced, recurrent or metastatic solid tumors

  • A2B Adenosine Receptor Enhances Chemoresistance of Glioblastoma Stem-Like Cells under Hypoxia: New..

    Insights into MRP3 Transporter Function "Glioblastoma is the most common and aggressive primary brain tumor signaling and ABC transporters, which extrude drugs outside the cell, such as the multidrug resistance-associated

  • GASP1 enhances malignant phenotypes of breast cancer cells and decreases their response to...

    with IGF1/IGF1R signaling pathway "There is a potential correlation between G-protein-coupled receptor-associated cells, such as inhibition of cell proliferation, colony formation, migration, invasion and xenograft tumor

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

    Human-associated bacteria encode a variety of bioactive small molecules with growing evidence for N-acyl Both groups of metabolites suppress anti-inflammatory interleukin-10 signaling in human macrophage cell

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

    Additionally, CXCR4 is expressed by tumor cells in blood malignancies and solid tumors."

  • 📰 GPCR Weekly News, June 24 to 30, 2024

    Matthew Eddy , et al. for their investigation on Interaction Networks within Disease-Associated GαS endocytosis generates spatiotemporal bias in β-arrestin signaling Interaction Networks within Disease-Associated signaling in the anterior cingulate cortex modulates decision making in rats Translation-independent association complex in living cells GPCRs in Oncology and Immunology Metabolic crosstalk: Extracellular ATP and the tumor

  • Recurrent high-impact mutations at cognate structural positions in class A G protein-coupled ...

    high-impact mutations at cognate structural positions in class A G protein-coupled receptors expressed in tumors than effectors, mutations in different receptors could perturb signaling similarly so as to favor a tumor We hypothesized that somatic mutations in tumor samples may not be enriched within a single gene but that recurrent impactful oncogenic mutations perturb different GPCRs to subvert signaling and promote tumor

  • Odorant receptors – a bit of smell for drug discovery

    with transcriptomic analysis revealing that while the majority of cancer cells express multiple ORs, tumor cells associated with the nervous system express a single OR gene type (Kalra S. et. al 2020). directed towards an OR could either drive receptor inactivation or activation of the receptor to destroy tumor The chimeric antigen receptor T cell therapy could also be a way to target tumor cells expressing ectopic

  • Genome-scale CRISPR screening reveals that C3aR signaling is critical for rapid capture of fungi...

    Genome-scale CRISPR screening reveals that C3aR signaling is critical for rapid capture of fungi by macrophages "The fungal pathogen Histoplasma capsulatum (Hc) invades, replicates within, and destroys macrophages We demonstrated that whereas C3aR is dispensable for macrophage phagocytosis of bacteria and latex beads , it is critical for optimal macrophage capture of pathogenic fungi, including Hc, the ubiquitous fungal and uncover a novel and specific role for C3aR in macrophage recognition of fungi."

  • Profiling Immune Cell and Platelet Transcriptomes

    For instance, the expression of specific chemokine receptors in monocytes and macrophages indicates their previous studies, notably the work by Groot-Kormelink et al., which reported 165 GPCR mRNAs in alveolar macrophages contributions.Moreover, the study's findings on the unique expression of chemokine receptors in monocytes and macrophages

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

    In CRPC xenografts, antagonizing AVPR2, AVPR1A, or both significantly reduced CRPC tumor growth as well as decreased on-target markers of tumor burden.

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