Extracellular Matrix News Volume 13.32 | Aug 18 2022

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    2022-08-18 | ECM 13.32


    Extracellular Matrix News by STEMCELL Technologies
    Vol. 13.32 – 18 August, 2022
    TOP STORY

    Mechanical Confinement and DDR1 Signaling Synergize to Regulate Collagen-Induced Apoptosis in Rhabdomyosarcoma Cells

    Scientists found that fibrillar collagen-related gene expression was associated with favorable patient prognosis in rhabdomyosarcoma.
    [Advanced Science]

    Full Article

    As a scientist, how you separate the facts from the claims is just as important as how you separate your cells. See for yourself.
    PUBLICATIONSRanked by the impact factor of the journal

    Chemotherapy Treatment Induces Pro-Invasive Changes in Liver ECM Composition

    The authors found that the ECM of livers isolated from chemotherapy-treated MMTV-PyMT mice increased the invasion, but not proliferation, of metastatic breast cancer cells. Proteomic analysis of the liver ECM identified Collagen V to be more abundant in paclitaxel-treated livers.
    [Matrix Biology]

    Full Article

    Cell Proliferation Receptor-Enhanced 3D High-Throughput Screening Model for Optimized Drug Efficacy Evaluation in Breast Cancer Cells

    Investigators developed a cell proliferation receptor-enhanced 3D high-throughput screening model expressing high cell proliferation receptors that was optimized by the selection of alginate as the ECM.
    [Analytical Chemistry]

    AbstractGraphical Abstract

    IGF-Binding Proteins Secreted by Cancer-Associated Fibroblasts Induce Context-Dependent Drug Sensitization of Lung Cancer Cells

    Gene expression and secretome analyses of cancer-associated fibroblasts and normal lung–associated fibroblasts revealed differential abundance of insulin-like growth factors (IGFs) and IGF-binding proteins, which promoted or inhibited, respectively, signaling by the receptor IGF1R and the kinase FAK.
    [Science Signaling]

    Full Article

    Collagen VI Deficiency Causes Behavioral Abnormalities and Cortical Dopaminergic Dysfunction

    A thorough behavioral characterization of Collagen VI (COL6) null mice unexpectedly revealed that COL6 deficiency led to a significant impairment in sensorimotor gating and memory/attention functions.
    [Disease Models & Mechanisms]

    Abstract

    Fenretinide Combines Perturbation of Signaling Kinases, Cell-Extracellular Matrix Interactions and Matrix Metalloproteinase Activation to Inhibit Invasion in Oral Squamous Cell Carcinoma Cells

    Scientists elucidated fenretinide’s effects on additional invasion-relevant mechanisms including matrix metalloproteinase activation and function, cell-ECM attachments, and interaction with a kinase that was essential for the epithelial-myoepithelial transformation i.e. c-Jun NH2-terminal kinase.
    [Carcinogenesis]

    AbstractGraphical Abstract

    Application of Immune Enhanced Organoids in Modeling Personalized Merkel Cell Carcinoma Research

    Unsorted and non-expanded Merkel cell carcinoma tumor cells were isolated from surgical specimens and suspended in an ECM based hydrogel, along with patient matched blood and lymph node tissue to generate immune enhanced organoids.
    [Scientific Reports]

    Full Article

    Verteporfin Ameliorates Fibrotic Aspects of Dupuytren’s Disease Nodular Fibroblasts Irrespective the Activation State of the Cells

    Researchers investigated whether verteporfin was able to inhibit the activation and subsequent differentiation of Dupuytren’s disease nodular fibroblasts into myofibroblasts.
    [Scientific Reports]

    Full Article

    STAT3 in Porcine Endometrium during Early Pregnancy Induces Changes in Extracellular Matrix Components and Promotes Angiogenesis

    Using porcine ECM and adhesion molecule array, EGF was shown to induce changes in gene expression of ECM components: MMP1, MMP3, MMP12, LAMA1, SELL and ICAM1, which were abrogated in the presence of Stattic.
    [Biology of Reproduction]

    AbstractGraphical Abstract

    Clumps of Mesenchymal Stem Cells/Extracellular Matrix Complexes Directly Reconstruct the Functional Periodontal Tissue in a Rat Periodontal Defect Model

    To develop reliable scaffold-free periodontal tissue regenerative cell therapy by MSCs/ECM complexes (C-MSCs), scientists investigated the periodontal tissue regenerative capacity of C-MSCs and the behavior of the transplanted cells.
    [Journal of Tissue Engineering and Regenerative Medicine]

    Full Article

    Graded-Three-Dimensional Cell-Encapsulating Hydrogel as a Potential Biologic Scaffold for Disc Tissue Engineering

    Investigators found that different concentrations of gelatin methacrylate hydrogel could provide a suitable environment for cell survival. However, hydrogels with different mechanical properties influenced cell adhesion and ECM component type I collagen, type II collagen, and aggrecan expression.
    [Tissue Engineering and Regenerative Medicine]

    Abstract

    Guide to everything you need to know about cell separation.
    REVIEWS

    Tuning Immunity through Tissue Mechanotransduction

    Scientists review the emerging field of mechanoimmunology, focusing on how mechanical cues at the scale of the tissue environment regulate immune cell behaviors to initiate, propagate and resolve the immune response.
    [Nature Reviews Immunology]

    Full Article

    Mechanical Force Directs Proliferation and Differentiation of Stem Cells

    The mechanism of mechanical regulation of stem cell proliferation and differentiation is summarized based on the pathway of force transduction, including the signal transduction from ECM to nucleus.
    [Tissue Engineering Part B-Reviews]

    Abstract

    ECM Biomechanics in Cardiac Tissue Decellularization

    The authors review methods of decellularization, with particular emphasis to cardiac tissue, and how they can affect the biomechanics of the tissue, which in turn determines success of reseeding and in vivo viability.
    [American Journal of Physiology-Heart and Circulatory Physiology]

    Abstract

    INDUSTRY AND POLICY NEWS

    Baylor College of Medicine Recognizes Research Excellence with DeBakey Awards

    Each year, Baylor College of Medicine faculty are recognized for their outstanding published scientific contributions to clinical and basic science research over the past three years through the Michael E. DeBakey MD Award for Excellence in Research.
    [Baylor College of Medicine]

    Press Release

    Pioneering Engineer-Researcher to Receive 2022 Szent-Györgyi Prize for Progress in Cancer Research

    The National Foundation for Cancer Research (NFCR) announced today that Dr. Rakesh K. Jain has been selected to receive the 2022 Szent-Györgyi Prize for Progress in Cancer Research.
    [National Foundation for Cancer Research]

    Press Release

    FEATURED EVENT

    12th AACR-JCA Conference: Breakthroughs in Cancer Research

    December 10 – 14, 2022
    Maui, Hawaii, United States

    > See All Events

    JOB OPPORTUNITIES

    Research Associate/Group Leader – Tissue Engineering

    Darmstadt University of Technology – Darmstadt, Germany

    Research Officer – Devices for Synthetic Biology

    National Research Council Canada – Toronto, Ontario, Canada

    Senior Investigator – Cancer Research

    NIH National Cancer Institute – Bethesda, Maryland, United States

    Postdoctoral Scientist Positions – Tissue Engineering

    Yale University – New Haven, Connecticut, United States

    Research Project Advisor – Regenerative Medicine Institute

    Cedars-Sinai – Los Angeles, California, United States

    > See All Jobs

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