Extracellular Matrix Cell News Volume 11.34 | Sep 3 2020

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    ECM 11.34 | Sep 3 2020


    Extracellular Matrix News by STEMCELL Technologies
    Vol. 11.34 – 3 September, 2020
    TOP STORY

    Mechanics of a Multilayer Epithelium Instruct Tumor Architecture and Function

    Scientists used computational modeling, genetic manipulations and biophysical measurements to identify the biophysical underpinnings and biological consequences of tumor architectures.

    Full ArticlePress Release


    52a780e6-ebfc-4b72-b5ba-5fb8243bda53_ON573MSC-Adipocyte-Wallchart_645x110_For-Connexon
    PUBLICATIONSRanked by the impact factor of the journal

    ABHD4-Dependent Developmental Anoikis Safeguards the Embryonic Brain

    The authors report that developmental anoikis distinguished the pathological detachment of progenitor cells from the normal delamination of daughter neuroblasts in the developing mouse neocortex.
    [Nature Communications]

    Full Article

    In Vitro
    Generation of Functional Murine Heart Organoids via FGF4 and Extracellular Matrix

    Scientists developed a method to generate heart organoids from mouse embryonic stem cell-derived embryoid bodies.
    [Nature Communications]

    Full Article

    Tumor-Infiltrating
    Regulatory T Cell Accumulation in the Tumor Microenvironment is Mediated by IL33/ST2 Signaling

    To characterize tumor-infiltrating T regulatory cells (Tregs), researchers performed bulk RNA sequencing and found that proliferation-related genes, immune suppression-related genes, and cytokine/chemokine receptor genes were upregulated in tumor-infiltrating Tregs compared to tumor-infiltrating CD4+Foxp3− conventional T cells or splenic Tregs from the same tumor-bearing mice.
    [Cancer Immunology Research]

    Abstract

    Pleiotropic
    Mechanisms Drive Endocrine Resistance in the Three-Dimensional Bone Microenvironment

    Investigators cultured hormone receptor-positive breast cancer and prostate cancer spheroids and patient-derived organoids in 3D extracellular matrices alone or together with bone marrow stromal cells.
    [Cancer Research]

    Full Article

    Soft
    Matrix Promotes Cardiac Reprogramming via Inhibition of YAP/TAZ and Suppression of Fibroblast Signatures

    Researchers developed a matrigel-based hydrogel culture system to determine the roles of matrix stiffness and mechanotransduction in cardiac reprogramming. They found that soft matrix comparable with native myocardium promoted the efficiency and quality of cardiac reprogramming.
    [Stem Cell Reports]

    Full ArticleGraphical Abstract

    Distinct
    Tumor Immune Microenvironments in Primary and Metastatic Lesions in Gastric Cancer Patients

    The authors suggested that the tumor immune microenvironment of metastatic tumors was less immunologically active compared to that of primary tumors in gastric cancer patients.
    [Scientific Reports]

    Full Article

    Decellularized
    Extracellular Matrices and Cardiac Differentiation: Study on Human Amniotic Fluid-Stem Cells

    Scientists analyzed whether decellularized ECMs supported the cardiac differentiation of CardiopoieticAF stem cells. These perinatal stem cells, which can be easily isolated without ethical or safety limitations, displayed a high cardiac differentiative potential.
    [International Journal of Molecular Sciences]

    Full Article

    Electrospun
    Tissue Engineered Arterial Graft Thickness Affects Long-Term Composition and Mechanics

    Researchers sought to design a murine arterial graft having a more favorable local mechanical environment for infiltrating cells; they used electrospinning to enclose a compliant inner core of poly(glycerol sebacate) with a stiffer sheath of poly(caprolactone) to reduce the potential for rupture.
    [Tissue Engineering]

    Abstract

    The Effect of Matrix Stiffness on Human Hepatocyte Migration and Function—An In Vitro
    Research

    To investigate the effect of ECM stiffness on hepatocyte migration and function, scientists designed an easy fabricated polyvinyl alcohol hydrogel in which stiffness could be controlled by changing the concentration of glutaraldehyde.
    [Polymers]

    AbstractFull Article

    Human
    Placenta-Derived ECM Supports Tri-Lineage Differentiation of Human Induced Pluripotent Stem Cells

    The authors evaluated the use of a human placenta-derived ECM hydrogel, HuGentra®, to support tri-lineage differentiation of human iPSCs.
    [International Journal of Stem Cells]

    Abstract

    RASL11B
    Gene Enhances Hyaluronic Acid-Mediated Chondrogenic Differentiation in Human Amniotic Mesenchymal Stem Cells via the Activation of Sox9/ERK/Smad Signals

    Investigators aimed to elucidate the molecular mechanisms, whereby hyaluronic acid, a main ECM component of articular cartilage, promoted the chondrogenic differentiation of human amniotic mesenchymal stem cells.
    [Experimental Biology and Medicine]

    Abstract


    Dr. Kristina McBurney and Leanna Bedell discuss how you can use social media to advance your scientific career. Watch now.
    REVIEWS

    Mechanically
    Stressed Cancer Microenvironment: Role in Pancreatic Cancer Progression

    Pancreatic ductal adenocarcinoma is one of the most lethal solid malignancies in the world due to its insensitivity to current therapies and its propensity to metastases from the primary tumor mass. This is largely attributed to its complex microenvironment composed of unique stromal cell populations and ECM.
    [Biochimica Et Biophysica Acta-Reviews On Cancer]

    Abstract

    The Updated Landscape of Tumor Microenvironment and Drug Repurposing

    The authors present an updated image of the tumor microenvironment with emphasis on hypoxic niche, immune microenvironment, metabolism microenvironment, acidic niche, innervated niche, and mechanical microenvironment.
    [Signal Transduction and Targeted Therapy]

    Full Article

    FGF/FGFR Signaling in Health and Disease

    Scientists provide a comprehensive overview of the current understanding of fibroblast growth factor (FGF) signaling and its roles in organ development, injury repair, and the pathophysiology of a spectrum of diseases, which is a consequence of FGF signaling dysregulation.
    [Signal Transduction and Targeted Therapy]

    Full Article

    INDUSTRY AND POLICY NEWS

    Gilead
    Sciences and Jounce Therapeutics Announce Exclusive License Agreement for Novel Immunotherapy Program

    Gilead Sciences, Inc. has announced an agreement with Jounce Therapeutics, Inc. to exclusively license its JTX-1811 program. JTX-1811 is a monoclonal antibody targeting the CCR8 chemokine, which is designed to selectively deplete T regulatory cells in the tumor microenvironment.
    [Gilead Sciences, Inc. (Businesswire, Inc.)]

    Press Release

    UroGen
    Pharma Announces Update on the Phase II Trial of an RTGel™ Hydrogel Formulation in Combination with BOTOX® (OnabotulinumtoxinA) Intravesical Instillation for Overactive Bladder and Urinary Incontinence

    UroGen Pharma Ltd. has announced that the Phase II APOLLO clinical trial of a RTGel hydrogel formulation in combination with BOTOX® (onabotulinumtoxinA) intravesical instillation in patients with overactive bladder and urinary incontinence did not meet the primary endpoint
    [UroGen Pharma Ltd. (Businesswire, Inc.)]

    Press Release

    Bristol Myers Squibb Enters Agreement to Acquire Forbius, Adding Lead TGF-Beta Asset to Portfolio

    Bristol Myers Squibb and Forbius have announced that they have entered into a definitive agreement under which Bristol Myers Squibb will acquire Forbius. Forbius has developed a portfolio of highly selective and potent inhibitors of TGF-beta 1 & 3, which are key mediators of immunosuppression and fibrosis.
    [Bristol Myers Squibb]

    Press Release

    FEATURED EVENT

    International Chemical Biology Society (ICBS) 2020 Conference

    Nov 11 – 13
    Virtual


    > See All Events

    JOB OPPORTUNITIES

    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

    Postdoctoral Position – Immune Microenvironment, Stem Cell, and Cancer

    Brigham and Women’s Hospital, Harvard Medical School – Boston, Massachusetts, United States


    Postdoctoral Scholar – Biomedical Engineering in Regenerative Medicine

    Pennsylvania State University – Philadelphia, Pennsylvania, United States

    > See All Jobs

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