Extracellular Matrix News Volume 12.41 | Nov 4 2021

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    2021-11-04 | ECM 12.41


    Extracellular Matrix News by STEMCELL Technologies
    Vol. 12.41 – 4 November, 2021
    TOP STORY

    Tumor DDR1 Promotes Collagen Fiber Alignment to Instigate Immune Exclusion

    Researchers showed that discoidin domain receptor 1 (DDR1), a collagen receptor with tyrosine kinase activity, instigated immune exclusion by promoting collagen fiber alignment.
    [Nature]

    AbstractPress Release


    Webinar on Modeling arrhythmias using hPSC-derived cardiomyocytes
    PUBLICATIONSRanked by the impact factor of the journal

    Z-Form Extracellular DNA Is a Structural Component of the Bacterial Biofilm Matrix

    Scientists present evidence that the extracellular DNA (eDNA)-based architecture of biofilm development relied on the rare Z-form, and demonstrated that the universal bacterial DNABII family of proteins stabilized both bacterial- and host-eDNA in the Z-form in situ.
    [Cell]

    Full ArticleGraphical Abstract

    Solvent Mediating the In Situ Self-Assembly of Polysaccharides for 3D Printing Biomimetic Tissue Scaffolds

    Investigators proposed an elegant and gentle solvent consumption strategy to slowly disrupt the thermodynamic stability of a biopolymer solution to slightly induce the molecule chains to in situ self-assemble into nanostructures for regulating the rheological properties.
    [ACS Nano]

    AbstractGraphical Abstract

    Coordination of Fungal Biofilm Development by Extracellular Vesicle Cargo

    Researchers defined functions for numerous extracellular vesicle cargo proteins in biofilm matrix assembly and drug resistance, as well as in fungal cell adhesion and dissemination.
    [Nature Communications]

    Full Article

    The Serine Proteases Dipeptidyl-Peptidase 4 and Urokinase Are Key Molecules in Human and Mouse Scar Formation

    The authors investigated mature human hypertrophic scars and developing scars in mice at single cell resolution. They delineated the genetic landscape of hypertrophic scars and presented insights into mechanisms involved in hypertrophic scar formation.
    [Nature Communications]

    Full Article

    3D Bioprinted Silk Fibroin Hydrogels for Tissue Engineering

    Investigators developed a methacrylated photocurable silk fibroin bioink for digital light processing 3D bioprinting to generate structures with high mechanical stability and biocompatibility for tissue engineering applications.
    [Nature Protocols]

    Full Article

    β2-Adrenergic Receptor Signaling Regulates Metabolic Pathways Critical to Myeloid-Derived Suppressor Cell Function within the TME

    Scientists revealed that β2 adrenergic receptor (β2-AR) expression on myeloid-derived suppressor cells (MDSCs) increased with tumor growth and that the β2-AR stress pathway drove the immune-suppressive activity of MDSCs by altering their metabolism.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Cancer-Associated Fibroblasts-Derived HAPLN1 Promotes Tumor Invasion through Extracellular Matrix Remodeling in Gastric Cancer

    Second harmonic generation assays with mouse xenograft models and human samples demonstrated cancer-associated fibroblasts-derived hyaluronan and proteoglycan link protein 1 (HAPLN1) increased tumor invasiveness through ECM remodeling.
    [Gastric Cancer]

    Full Article

    CircSKA3 Acts as a Sponge of miR-6796-5p to Be Associated with Outcomes of Ischemic Stroke by Regulating MMP9 Expression

    The authors screened the circular RNAs (circRNA) influencing matrix metalloproteinase-9 (MMP9) through the competing endogenous RNA network and evaluated the prognostic value of these circRNAs for acute ischemic stroke.
    [European Journal of Neurology]

    Full Article

    Luminescent PLGA Nanoparticles for Delivery of Darunavir to the Brain and Inhibition of Matrix Metalloproteinase-9, a Relevant Therapeutic Target of HIV-Associated Neurological Disorders

    Investigators synthesized biodegradable polymeric nanoparticles loaded with darunavir and luminescent, nontoxic carbon dots, and investigated their ability to permeate through an artificial blood–brain barrier and to inhibit in vitro matrix metalloproteinase-9.
    [ACS Chemical Neuroscience]

    AbstractGraphical Abstract

    Synergistic Upregulation of ADAMTS4 (Aggrecanase-1) by Cytokines and Its Suppression in Knee Osteoarthritic Synovial Fibroblasts

    Researchers demonstrated marked and synergistic upregulation of a disintegrin and metalloproteinase with thrombospondin motifs (ADAMTS) 4 by IL-1α, TNF-α, and TGF-β in osteoarthritis synovial fibroblasts.
    [Laboratory Investigation]

    Abstract

    Periostin Secreted by Activated Fibroblasts in Idiopathic Pulmonary Fibrosis Promotes Tumorigenesis of Non-Small Cell Lung Cancer

    The authors investigated the possibility that periostin secreted by fibroblasts derived from idiopathic pulmonary fibrosis lung might have affected the proliferation of non-small cell lung cancer cells.
    [Scientific Reports]

    Full Article

    Hypoxia Induces Stress Fiber Formation in Adipocytes in the Early Stage of Obesity

    Scientists developed an in vitro model of adipose tissue to study adipocyte-fibroblast crosstalk in a hypoxic environment. The model was used to investigate the effect of hypoxia on adipocyte mechanical properties via ras homolog gene family member A (RhoA)/Rho-associated coiled-coil kinases signaling pathways.
    [Scientific Reports]

    Full Article

    Watch 'collaborating to accelerate COVID-19 research'
    REVIEWS

    Nanomedicine Strategies to Circumvent Intratumor Extracellular Matrix Barriers for Cancer Therapy

    The authors summarize the two major nanomedicine strategies to circumvent intratumor ECM barriers: regulating the physiochemical properties of nanomedicines and remodeling the components and structure of the ECM.
    [Advanced Healthcare Materials]

    Abstract

    INDUSTRY AND POLICY NEWS

    Precigen Announces Clearance of IND to Initiate Phase I/Ib Study for PRGN-3007 UltraCAR-T® in Advanced ROR1+ Hematological and Solid Tumors

    Precigen, Inc. announced that the US FDA has cleared the Investigational New Drug (IND) application to initiate the Phase I/Ib clinical trial of PRGN-3007 in advanced receptor tyrosine kinase-like orphan receptor 1-positive (ROR1+) hematological and solid tumors.
    [Precigen, Inc.]

    Press Release

    OncoResponse Announces Initiation of Phase I Trial of OR2805 – Human Monoclonal Antibody Derived from Elite Responder to Cancer Immunotherapy – in Patients with Advanced Cancer

    OncoResponse, a clinical-stage biotech company advancing immunotherapies derived from the immune systems of elite cancer responders, announced the initiation of a Phase I/II study of OR2805 in patients with advanced cancer.
    [OncoResponse]

    Press Release

    FEATURED EVENT

    Bacterial Membrane Vesicles: Biogenesis, Functions and Medical Applications

    November 23 – 26, 2021
    Ibaraki, Japan & Online

    > See All Events

    JOB OPPORTUNITIES

    Senior Researcher – Cancer Progression and Metastasis

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

    Postdoctoral Fellowship – Musculoskeletal Tissue Injury

    The University of Texas Southwestern Medical Center – Dallas, Texas, United States

    Scientist – iPSC Derived Cardiac Tissues

    Columbia University – New York, New York, United States

    Postdoctoral Fellowships – Cancer and Infections

    Malm̦, Sweden РLund University

    Postdoctoral Research Fellow – Tumor Microenvironment

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

    > See All Jobs

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