Extracellular Matrix News Volume 12.45 | Dec 9 2021

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    2021-12-09 | ECM 12.45


    Extracellular Matrix News by STEMCELL Technologies
    Vol. 12.45 – 9 December, 2021
    TOP STORY

    Microenvironment Drives Cell State, Plasticity, and Drug Response in Pancreatic Cancer

    In vivo, scientists identified a new intermediate pancreatic ductal adenocarcinoma transcriptional cell state and uncovered distinct site- and state-specific tumor microenvironments.
    [Cell]

    Full ArticleGraphical Abstract

    Activate, expand, and differentiate your cells with cytokines, chemokines, and growth factors from STEMCELL Technologies.
    PUBLICATIONSRanked by the impact factor of the journal

    Tumor-Microenvironment Activatable Polymer Nano-Immunomodulator for Precision Cancer Photoimmunotherapy

    Researchers reported a smart semiconducting polymer nano-immunomodulator in response to acidic tumor microenvironment for precision photodynamic immunotherapy of cancer.
    [Advanced Materials]

    Abstract

    Xenogeneic Skin Transplantation Promotes Angiogenesis and Tissue Regeneration through Activated Trem2+ Macrophages

    Investigators showed that collagen deposition in response to the implantation of human split-thickness skin grafts containing live cells recapitulated normal skin architecture, whereas human acellular dermal matrix grafts led to a fibrotic collagen deposition.
    [Science Advances]

    Full Article

    Advanced PLGA Hybrid Scaffold with a Bioactive PDRN/BMP2 Nanocomplex for Angiogenesis and Bone Regeneration Using Human Fetal MSCs

    The development of a bioactive nanocomplex formed along with polydeoxyribonucleotide and bone morphogenetic protein 2 (BMP2) provided synergistic abilities in angiogenesis and bone regeneration.
    [Science Advances]

    Full Article

    Bone Marrow Sinusoidal Endothelium Controls Terminal Erythroid Differentiation and Reticulocyte Maturation

    The authors showed that bone marrow sinusoidal endothelial cells (BM-SEC) actively controlled erythropoiesis. While activation of Wnt-signaling in BM-SEC caused an increase in erythroblast subsets, mature erythroid cells were reduced, indicating impairment of terminal erythroid differentiation/reticulocyte maturation.
    [Nature Communications]

    Full Article

    Extracellular Matrix Remodeling through Endocytosis and Resurfacing of Tenascin-R

    Scientists reported that the neuronal ECM could be remodeled frequently through mechanisms that involved endocytosis and recycling of ECM proteins.
    [Nature Communications]

    Full ArticlePress Release

    A Microfluidic Device to Fabricate One-Step Cell Bead-Laden Hydrogel Struts for Tissue Engineering

    A microfluidic device with cell-laden methacrylated gelatin bioink and alginate as a matrix hydrogel was used to fabricate a functional hybrid structure laden with cell-aggregated microbeads.
    [Small]

    Full Article

    Calpain-2 Regulates Hypoxia/HIF-Induced Plasticity toward Amoeboid Cancer Cell Migration and Metastasis

    Hypoxia-induced amoeboid dissemination occurred through low ECM-adhesive, predominantly bleb-based amoeboid movement, which was maintained by a low-oxidative and -glycolytic energy metabolism.
    [Current Biology]

    Full ArticleGraphical Abstract

    Microfluidic Organ-on-Chip System for Multi-Analyte Monitoring of Metabolites in 3D Cell Cultures

    Researchers developed a microfluidic organ-on-chip platform for matrix-based, heterogeneous 3D cultures with fully integrated electrochemical chemo- and biosensor arrays for the energy metabolites oxygen, lactate, and glucose.
    [Lab On A Chip]

    Full ArticleGraphical Abstract

    Matrix Stiffness Modulates Hepatic Stellate Cell Activation into Tumor-Promoting Myofibroblasts via E2F3-Dependent Signaling and Regulates Malignant Progression

    Scientists demonstrated that stiffness contributed to mechanosignal transduction in hepatic stellate cells, which promoted hepatocellular carcinoma cell growth and metastasis through secretion of FGF2.
    [Cell Death & Disease]

    Full Article

    Photocrosslinked Gelatin Hydrogel Improves Wound Healing and Skin Flap Survival by the Sustained Release of Basic Fibroblast Growth Factor

    Photocrosslinked gelatin hydrogels were imparted with several properties, namely fast wound adherence, strong wet tissue surface adhesion, greater biocompatibility, long-term basic fibroblast growth factor release, and ease of use through the modification and combination of natural bio-macromolecules.
    [Scientific Reports]

    Full Article

    Persistent Pulmonary Pathology after COVID-19 Is Associated with High Viral Load, Weak Antibody Response, and High Levels of Matrix Metalloproteinase-9

    The association between pulmonary sequelae and markers of disease severity, as well as pro-fibrotic mediators, were studied in 108 patients 3 months after hospital admission for COVID-19.
    [Scientific Reports]

    Full Article

    Angle-Ply Scaffold Supports Annulus Fibrosus Matrix Expression and Remodeling by Mesenchymal Stromal and Annulus Fibrosus Cells

    A collagen-based, angle-ply multilaminate patch designed to repair the outer annulus fibrosus was assessed for its ability to support mesenchymal stromal and annulus fibrosus cell viability, elongation, alignment, extracellular matrix gene expression, and scaffold remodeling.
    [Journal of Biomedical Materials Research Part B-Applied Biomaterials]

    Abstract

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    REVIEWS

    Role of EZH2 in Bone Marrow Mesenchymal Stem Cells and Immune-Cancer Interactions

    The authors review the role of enhancer of zeste homology 2 (EZH2) in regulating bone marrow mesenchymal stem cell differentiation and the immune cell function in the tumor microenvironment and summarize all types of existing EZH2 inhibitors and the main clinical trials.
    [Critical Reviews in Oncology/Hematology]

    AbstractGraphical Abstract

    Advances in Biomineralization-Inspired Materials for Hard Tissue Repair

    Scientists review recent advances in biomineralization-inspired materials developed for hard tissue repair and summarize the advantages and limitations of these materials.
    [International Journal of Oral Science]

    Full Article

    Crosstalk between Basal Extracellular Matrix Adhesion and Building of Apical Architecture during Morphogenesis

    Investigators review apicobasal crosstalk of two well-established models of membrane remodeling taking place during Drosophila melanogaster embryogenesis: amnioserosa cell shape oscillations during dorsal closure and subcellular tube formation in tracheal cells.
    [Biology Open]

    Full Article

    INDUSTRY AND POLICY NEWS

    G1 Therapeutics Initiates Phase II Trial to Support the Antitumor Mechanism of Action (MOA) of Trilaciclib in the Tumor Microenvironment

    G1 Therapeutics, Inc. announced that the company has initiated a Phase II, single arm, open-label study of trilaciclib in patients with early-stage triple negative breast cancer designed to further investigate the role of trilaciclib in modulating the anti-tumor immune response.
    [G1 Therapeutics, Inc.]

    Press Release

    InteRNA Technologies Announces US FDA Clearance of IND Application for Phase I Clinical Trial with Lead MicroRNA Candidate INT-1B3 in Patients with Advanced Solid Tumors

    InteRNA Technologies announced it received Investigational New Drug clearance from the US FDA for the company’s Phase I clinical trial evaluating lead miRNA candidate, INT-1B3, in patients with advanced solid tumors.
    [InteRNA Technologies]

    Press Release

    FEATURED EVENT

    AACR: Precision Prevention, Early Detection, and Interception of Cancer

    January 21 -23, 2022
    Austin, Texas, United States

    > See All Events

    JOB OPPORTUNITIES

    Research Associate – Cardiovascular Disease Modeling

    Cedars-Sinai Regenerative Medicine Institute – Los Angeles, California, United States

    Research Professor – Burn Care and Regenerative Medicine

    The CHUM Research Centre – Montreal, Quebec, Canada

    Postdoctoral Fellow – Mechanisms Underlying Prostate Tissue Homeostasis

    University of Washington – Seattle, Washington, United States

    Scientific Researcher – Cancer Immunology

    Genentech – San Francisco, California, United States

    Postdoctoral Associate – Cancer Immunotherapy

    Baylor College of Medicine – Houston, Texas, United States

    > See All Jobs

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