Extracellular Matrix Cell News Volume 12.03 | Jan 28 2021

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    2021-01-28 | ECM 12.03


    Extracellular Matrix News by STEMCELL Technologies
    Vol. 12.03 – 28 January, 2021
    TOP STORY

    Basement Membrane Stiffness Determines Metastases Formation

    The basement membrane (BM) is a special type of ECM and presents the major barrier cancer cells have to overcome multiple times to form metastases. Investigators showed BM stiffness to be a major determinant of metastases formation in several tissues and identified netrin-4 as a key regulator of BM stiffness.
    [Nature Materials]

    Abstract

    Free E-Book: Genome Editing Applications for Disease Modeling and Cell Therapy.
    PUBLICATIONSRanked by the impact factor of the journal

    Targeting 5-HT2B Receptor Signaling Prevents Border Zone Expansion and Improves Microstructural Remodeling after Myocardial Infarction

    Serotonin 2B receptor (5-HT2B) antagonism resulted in collagen fiber redistribution to thinner collagen fibers which were more anisotropic, enhancing left ventricular contractility, while fibrotic tissue stiffness was decreased, limiting the hypertrophic response of uninjured cardiomyocytes.
    [Circulation]

    Abstract

    Activated Intestinal Muscle Cells Promote Preadipocyte Migration: A Novel Mechanism for Creeping Fat Formation in Crohn’s Disease

    Crohn’s disease muscularis propria cells produced an ECM scaffold which was in direct spatial and functional contact with the immediately overlaid creeping fat.
    [Gut]

    Abstract

    Study 3D Endothelial Cell Network Formation under Various Oxygen Microenvironment and Hydrogel Composition Combinations Using Upside‐Down Microfluidic Devices

    In cell experiments, network formation of human umbilical vein endothelial cells within fibrinogen‐based hydrogels with different concentrations of hyaluronic acid were systematically studied.
    [Small]

    Abstract

    Nuclear Stiffness Decreases with Disruption of the Extracellular Matrix in Living Tissues

    Researchers hypothesized that enzymatic disruption of the tissue matrix results in a softer tissue, affecting the stiffness of embedded cell and nuclear structures.
    [Small]

    Abstract

    Inhibition of MDM2 Promotes Anti-Tumor Responses in p53 Wild-Type Cancer Cells through Their Interaction with the Immune and Stromal Microenvironment

    To investigate the role of p53 in controlling tumor-immune cell crosstalk, scientists studied murine syngeneic models treated with HDM201, a potent and selective second generation MDM2 inhibitor.
    [Cancer Research]

    Abstract

    BET Proteins Are Associated with the Induction of Small Airway Fibrosis in COPD

    Primary human airway smooth muscle cells from COPD and non-COPD smoking patients were stimulated with TGF-β1. Gene array analysis performed to identify differences in ECM expression.
    [Thorax]

    Abstract

    The Androgen Receptor/Filamin a Complex as a Target in Prostate Cancer Microenvironment

    The authors report that prostate cancer associated fibroblasts expressed a transcriptional-incompetent androgen receptor.
    [Cell Death & Disease]

    Full Article

    Time-Lapsed Imaging of Nanocomposite Scaffolds Reveals Increased Bone Formation in Dynamic Compression Bioreactors

    Scientists present an in vitro dynamic compression bioreactor approach to monitor bone formation in scaffolds under cyclic loading.
    [Communications Biology]

    Full Article

    Ex Vivo Culture of Intact Human Patient Derived Pancreatic Tumor Tissue

    To fast-track translation of therapies and to inform personalised medicine, researchers developed a whole-tissue ex vivo explant model that maintains viability, 3D multicellular architecture, and microenvironmental cues of human pancreatic tumors.
    [Scientific Reports]

    Full Article

    In Vivo Silencing of Amphiregulin by a Novel Effective Self-Assembled-Micelle Inhibitory RNA Ameliorates Renal Fibrosis via Inhibition of EGFR Signals

    TGF-β1-induced ECM production and myofibroblast differentiation were attenuated by Amphiregulin-targeting Self-Assembled-Micelle inhibitory RNA (SAMiRNA-AREG). Investigators confirmed that upregulated AREG in the ureteral obstruction or adenine diet models was mainly localized in the distal tubules.
    [Scientific Reports]

    Full Article


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    REVIEWS

    The Role of the Microenvironment and Immune System in Regulating Stem Cell Fate in Cancer

    The authors focus on the role of the microenvironment in the acquisition and/or maintenance of stem cell states in cancer in the context of resistance and metastasis. They further discuss the role of cancer stem cells in immune evasion through the course of metastasis, dormancy, and relapse.
    [Trends in Cancer]

    Full ArticleGraphical Abstract

    Sweet Tailoring of Glyco-Modulatory Extracellular Matrix-Inspired Biomaterials to Target Neuroinflammation

    Scientists provide a resourceful toolbox to build a wide variety of novel materials that can be designed to tackle the glyco-dysregulations seen in neuroinflammation.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Targeting Lysyl Oxidase Family Meditated Matrix Cross-Linking as an Anti-Stromal Therapy in Solid Tumors

    The authors examine how lysyl oxidase family dysregulation in solid cancers contributes to disease progression and poor patient outcomes, as well as an evaluation of the preclinical landscape of LOX family targeting therapeutics.
    [Cancers]

    Full Article

    INDUSTRY AND POLICY NEWS

    Abeona Therapeutics Announces Successful Type B Meeting with FDA for Pivotal Phase III VIITAL™ Study of EB-101 in Recessive Dystrophic Epidermolysis Bullosa (RDEB)

    Abeona Therapeutics Inc. held a successful Type B meeting with the US FDA to align with the Agency on the company’s proposal regarding co-primary endpoints for the pivotal Phase III VIITAL™ study of EB-101 in RDEB, a rare connective tissue disorder where those inflicted have a defect in the COL7A1 gene, leaving them unable to produce functioning type VII collagen which is necessary to anchor the dermal and epidermal layers of the skin.
    [Abeona Therapeutics Inc.]

    Press Release

    3D Systems Announces Breakthrough in Bioprinting Technology and Expansion of Regenerative Medicine Initiative

    3D Systems announced its decision to significantly expand its development efforts focused on regenerative medicine and bioprinting solutions. This decision was driven by the tremendous progress made in collaboration with United Therapeutics Corporation and its organ manufacturing and transplantation-focused subsidiary, Lung Biotechnology PBC, on the development of 3D printing systems for solid-organ scaffolds.
    [3D Systems Inc.]

    Press Release

    FEATURED EVENT

    Wisconsin Stem Cell Symposium: The Single Cell Revolution in Stem Cells

    April 14, 2021
    Virtual

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    JOB OPPORTUNITIES

    Training Fellowships – Glycosciences

    Blood Research Institute – Milwaukee, Wisconsin, United States

    Professor – Musculoskeletal Development, Disease, or Regeneration

    Duke University – Durham, North Carolina, United States

    Research Associate – Proteome Modulation and Cancer Microenvironment Signaling

    The University of British Columbia – Vancouver, British Columbia, Canada

    Postdoctoral Position – Tumor Microenvironment

    Rutgers Cancer Institute of New Jersey – Rutgers, New Jersey, United States

    Postdoctoral Associate – Tumor Immune Microenvironment

    University of Florida – Gainesville, Florida, United States

    > See All Jobs

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