Extracellular Matrix Cell News Volume 11.36 | Sep 17 2020

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    2020-09-17 | ECM 11.36


    Extracellular Matrix News by STEMCELL Technologies
    Vol. 11.36 – 17 September, 2020
    TOP STORY

    MYPT1 O-GlcNAc
    Modification Regulates Sphingosine-1-Phosphate Mediated Contraction

    The authors demonstrated that O-GlcNAc levels altered the sensitivity of primary human dermal fibroblasts in a collagen-matrix model of wound healing.
    [Nature Chemical Biology]

    AbstractGraphical Abstract


    Activate, expand, and differentiate your cells with cytokines, chemokines, and growth factors from STEMCELL Technologies.
    PUBLICATIONSRanked by the impact factor of the journal

    A
    Bilateral Tumor Model Identifies Transcriptional Programs Associated with Patient Response to Immune Checkpoint Blockade

    Researchers introduced a resection and response-assessment approach for studying the tumor microenvironment before or shortly after treatment initiation to identify predictive biomarkers differentiating responders from nonresponders.
    [Proceedings of the National Academy of Sciences of the United States of America]

    Full Article

    Cell
    Migration Driven by Self-Generated Integrin Ligand Gradient on Ligand-Labile Surfaces

    Investigators showed that cells, as living systems, could harness a similar mechanism to migrate. Ligand-depleting migration was beneficial for cells to maintain adhesion on ligand-labile surfaces, and might also play a role in the migration of cancer cells, immune cells, and platelets that deplete adhesive ligands of the matrix.
    [Current Biology]

    Full Article

    Comprehensive
    Assessment of ECM Turnover using Serum Biomarkers Establishes PBC as a High-Turnover Autoimmune Liver Disease

    Scientists investigated the ECM profiles of patients with primary sclerosing cholangitis, primary biliary cholangitis (PBC) and autoimmune hepatitis to establish whether the diseases display differential patterns of ECM turnover.
    [JHEP Reports]

    Full ArticleGraphical Abstract

    Activation
    of Proprotein Convertase in the Mouse Habenula Causes Depressive-Like Behaviors through Remodeling of Extracellular Matrix

    The authors found that chronic social defeat stress increased production of pro-inflammatory cytokines in lateral habenula associated with mobilization of monocytes and remodeling of extracellular matrix by increased matrix metalloproteinase activity.
    [Neuropsychopharmacology]

    Abstract

    Matrix
    Metalloproteinase 9 (MMP9) Limits Reactive Oxygen Species (ROS) Accumulation and DNA Damage in Colitis-Associated Cancer

    Researchers determined the role of MMP9 in maintaining genomic stability in colitis-associated cancer. Homozygous transgenic mice with constitutive-expression of MMP9 in the colonic epithelium with their wild-type littermates and stably transfected HCT116 cells with/without MMP9 were used for in vivo and in vitro experiments, respectively.
    [Cell Death & Disease]

    Full Article

    Dual
    Inhibition of HDAC and Tyrosine Kinase Signaling Pathways with CUDC-907 Attenuates TGFβ1 Induced Lung and Tumor Fibrosis

    Investigators determined the therapeutic efficacy of simultaneously targeting PI3K and HDAC pathways in lung myofibroblasts and cancer associated fibroblasts with a single agent and to evaluate biomarkers of treatment response.
    [Cell Death & Disease]

    Full Article

    Deficiency
    of the SMOC2 Matricellular Protein Impairs Bone Healing and Produces Age-Dependent Bone Loss

    The authors report a patient with a loss-of-function of the secreted matricellular protein SPARC related modular calcium binding 2 (SMOC2) presenting severe oligodontia, microdontia, tooth root deficiencies, alveolar bone hypoplasia, and a range of skeletal malformations.
    [Scientific Reports]

    Full Article

    Dual-Crosslinked
    Hyaluronan Hydrogels with Rapid Gelation and High Injectability for Stem Cell Protection

    A novel dual-crosslinked hydrogel system with fast dynamic crosslinks was developed by using methacrylate chitosan and aldehyde functionalized hyaluronate.
    [Scientific Reports]

    Full Article

    EDIL3
    Promotes Epithelial–Mesenchymal Transition and Paclitaxel Resistance through Its Interaction with Integrin αVβ3 in Cancer Cells

    Researchers demonstrated that EGF like repeats and discoidin I like domains protein 3 (EDIL3) expression levels were increased in paclitaxel-resistant breast and prostate cancer cells, and in subsets of high-grade breast and prostate tumors.
    [Cell Death Discovery]

    Full Article

    Quercetin
    Prevents Bone Loss in Hindlimb Suspension Mice via Stanniocalcin 1-Mediated Inhibition of Osteoclastogenesis

    Analysis of serum markers and bone histometric parameters confirmed that quercetin at both middle and high doses significantly decreased bone resorption-related markers collagen type I and tartrate-resistant acid phosphatase 5b, and increased bone formation-related marker procollagen 1 N-terminal propeptide as compared with hindlimb suspension group.
    [Acta Pharmacologica Sinica]

    Abstract

    Biomimetic 3D Models for Investigating the Role of Monocytes and Macrophages in Atherosclerosis

    Scientists utilized 3D collagen matrices that allowed them to mimic the ECM stiffening during atherosclerosis by increasing collagen density.
    [Bioengineering]

    AbstractGraphical Abstract


    52a780e6-ebfc-4b72-b5ba-5fb8243bda53_ON573MSC-Adipocyte-Wallchart_645x110_For-Connexon
    REVIEWS

    Chitinase-3 Like-Protein-1 Function and Its Role in Diseases

    Non-enzymatic chitinase-3 like-protein-1 (CHI3L1) binds to chitin, heparin, and hyaluronic acid, and is regulated by ECM changes, cytokines, growth factors, drugs, and stress. This review summarizes the potential roles and mechanisms of CHI3L1 in oncogenesis and disease pathogenesis, then posits investigational strategies for targeted therapies.
    [Signal Transduction and Targeted Therapy]

    Full Article

    The Role of the ECM in Lung Cancer Dormancy and Outgrowth

    Scientists examined the role of the ECM and its associated factors in establishing a fertile soil from which individual tumor cells and micrometastases establish primary and secondary tumors. They focus on the role of the lung ECM in providing the architectural support for local metastases in lung cancer, and distant metastases in many solid tumors.
    [Frontiers in Oncology]

    Full Article

    Emerging
    Roles of Class I PI3K Inhibitors in Modulating Tumor Microenvironment and Immunity

    The authors focus on the pivotal roles of class I phosphoinositide 3-kinases (PI3Ks) in adaptive and innate immune cells, as well as other stromal components. They discuss the modulation by PI3K inhibitors of the tumor-supportive microenvironment, including eliminating the regulatory immune cells, restoring cytotoxic cells or regulating angiogenesis.
    [Acta Pharmacologica Sinica]

    Abstract

    INDUSTRY AND POLICY NEWS

    Immatics
    Provides Update on IMA204 ACTengine® Cell Therapy Program Targeting the Tumor Microenvironment

    Immatics N.V. has provided an update on its fourth ACTengine® cell therapy program, IMA204. IMA204 is designed to address a novel target, COL6A3 exon 6, which is highly expressed in the stroma of a large number of solid tumors.
    [Immatics Biotechnologies]

    Press Release

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    Oct 13 – 14
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    JOB OPPORTUNITIES

    Postdoctoral Research Fellow – Immunology

    Fred Hutchinson Cancer Research Center – Seattle, Washington, United States

    Postdoctoral Position – Cytoskeleton and Extracellular Matrix

    Sars-Fang Centre Ocean University of China – Qingdao, China

    Assistant
    or Associate Professor – Pediatric Cancer

    University of Washington – Seattle, Washington, United States

    Postdoctoral Scholar – Cancer Bioinformatics

    UCLA Jonsson Comprehensive Cancer Center – Los Angeles, California, United States

    Postdoctoral Position – Tumor Microenvironment and Metastasis

    St. Jude Children’s Research Hospital – Memphis, Tennessee, United States

    > See All Jobs

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