Extracellular Matrix News Volume 14.07 | Feb 23 2023

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    2023-02-23 | ECM 14.07


    Extracellular Matrix News by STEMCELL Technologies
    Vol. 14.07 – 23 February, 2023
    TOP STORY

    Expanding Embedded 3D Bioprinting Capability for Engineering Complex Organs with Freeform Vascular Networks

    Researchers demonstrated that a microgel-based biphasic bioink could be used as both an excellent bioink and a suspension medium that supports embedded 3D printing due to its shear-thinning and self-healing behavior.
    [Advanced Materials]

    Abstract
    728x90_2023Z2-KSTumorResist23
    PUBLICATIONSRanked by the impact factor of the journal

    User-Controlled 4D Biomaterial Degradation with Substrate-Selective Sortase Transpeptidases for Single-Cell Biology

    Investigators introduced a fully enzymatic strategy for hydrogel degradation that affords spatiotemporal control over cell release while maintaining cytocompatibility.
    [Advanced Materials]

    Abstract

    Stiff Matrix Induces Exosome Secretion to Promote Tumor Growth

    The authors delineated a molecular pathway that links stiff ECM to activation of Akt, which in turn promoted GTP loading to Rab8 that drove’ exosome secretion.
    [Nature Cell Biology]

    AbstractPress Release

    Tyrosine Kinase Receptor B (TrkB) Attenuates Liver Fibrosis via Inhibiting TGF-β/SMAD Signaling

    TrkB suppressed TGFβ-stimulated proliferation and activation of hepatic stellate cells (HSCs) and in 3D liver spheroids and significantly repressed TGF-β/SMAD signaling pathway either in HSCs or in hepatocytes.
    [Hepatology]

    AbstractGraphical Abstract

    High Cell Density and High-Resolution 3D Bioprinting for Fabricating Vascularized Tissues

    Investigators developed a novel approach to mitigate this scattering-induced deterioration of bioprinting resolution. The inclusion of iodixanol in the bioink enables a 10-fold reduction in light scattering and a substantial improvement in fabrication resolution for bioinks with an high cell density.
    [Science Advances]

    Full Article

    Soft, Strong, Tough, and Durable Protein-Based Fiber Hydrogels

    Scientists presented a thermomechanical approach to replicate the combinational properties of soft tissues in protein-based photocrosslinkable hydrogels.
    [Proceedings Of The National Academy Of Sciences Of The United States Of America]

    Abstract

    Myeloid TLR4 Signaling Promotes Post-Injury Withdrawal Resolution of Murine Liver Fibrosis

    Single-cell transcriptome analysis of hepatic CD11b+ cells, main producers of matrix metalloproteinases, revealed a prominent cluster of restorative Tlr4-expressing Ly6c2-low myeloid cells.
    [iScience]

    AbstractFull ArticleGraphical Abstract

    Cancer-Associated Fibroblasts Are the Main Contributors to Epithelial-to-Mesenchymal Signatures in the Tumor Microenvironment

    Across tumor types, epithelial-to-mesenchymal transition-related gene expression was strongly associated with expression of stroma-related genes.
    [Scientific Reports]

    Full Article

    Patient-Derived Spheroids and Patient-Derived Organoids Simulate Evolutions of Lung Cancer

    Scientists established patient-derived spheroids and patient-derived organoids from patient-derived cancer cells isolated from the malignant pleural effusion in eight patients.
    [Heliyon]

    Full ArticleGraphical Abstract
    A Labroots 2021 Webinar: iPSCs As Models, Part 2: Modeling the Human Brain with Organoids, presented by Dr. Anjana Nityanandam, Director of the Human Stem Cell Lab core facility at St. Jude Children’s Research Hospital. Click to Watch Now.
    REVIEWS

    The Advent of Immune Stimulating CAFs in Cancer

    The authors unify the follicular and non-follicular, non-endothelial stroma of tumours under the ‘peripheral adaptive immune mesenchyme’ framework and position subsets of cancer-associated fibroblasts as direct positive regulators of the adaptive immune system.
    [Nature Reviews Cancer]

    Abstract

    The Extracellular Matrix and the Immune System: A Mutually Dependent Relationship

    The ECM, long considered an inert scaffold, can now be seen as a highly dynamic partner to the immune system.Investigators aim to highlight the absolute interdependence of these systems with consequences for therapy.
    [Science]

    Abstract

    Cooperation between Primary Cilia Signaling and Integrin Receptor Extracellular Matrix Engagement Regulates Progenitor Proliferation and Neuronal Differentiation in the Developing Cerebellum

    Among the many cellular organelles and cell surface receptors that sense morphogen and ECM signals, the primary cilia and integrin receptors are some of the most important mediators of extracellular signals.
    [Frontiers In Cell And Developmental Biology]

    Abstract
    INDUSTRY AND POLICY NEWS

    The Pezcoller-Marina Larcher Fogazzaro-EACR Women in Cancer Research Award

    The European Association for Cancer Research announced that the winner of the 2023 Pezcoller-Marina Larcher Fogazzaro-EACR Women in Cancer Research Award is Dr. Johanna Joyce, whose research expertise is in cancer biology, immunology, and the tumour microenvironment.
    [European Association for Cancer Research]

    Press Release

    Vici Grant to Help Patricia Dankers Turn Dreams into Reality

    “I have a dream; the synthesis of an artificial extracellular matrix.” The opening line of Patricia Dankers’ presentation pitch for a prestigious NWO Vici grant worth 1.5 million euros to synthesize an artificial version of the material that surrounds cells in the human body. That dream is on its way to reality.
    [Eindhoven]

    Press Release

    ChitogenX Obtains Grant from The Natural Sciences and Engineering Research Council of Canada (NSERC) and Prima Québec

    ChitogenX, Inc. said it has obtained, in partnership with Polytechnique Montréal, a $3,472,000 grant from The Natural Sciences and Engineering Research Council of Canada and Prima Québec.
    [ChitogenX, Inc. (Proactive Investors)]

    Press Release

    FEATURED EVENT

    Vascular Inflammation and the ECM

    April 20 – 21, 2023
    Sheffield, England, United Kingdom

    > See All Events

    JOB OPPORTUNITIES

    Lecturer – Cell Matrix Research

    The University of Manchester – Mandarin, England, United Kingdom

    Postdoctoral Researcher – Type III Collagen

    Penn Medicine – Philadelphia, Pennsylvania, United States

    Postdoctoral Fellow – Cartilage Regeneration

    University Medical Center Utrecht – Utrecht, Netherlands

    PhD Project – Polymer-Protein Interaction

    Loughborough University – Leicestershire, England, United Kingdom

    Associate Professor – Biomedical Engineering

    Khalifa University – Abu Dhabi, United Arab Emirates

    > See All Jobs

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