Extracellular Matrix Cell News Volume 12.02 | Jan 21 2021

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    2021-01-21 | ECM 12.02


    Extracellular Matrix News by STEMCELL Technologies
    Vol. 12.02 – 21 January, 2021
    TOP STORY

    Trabecular
    Bone Organoid Model for Studying the Regulation of Localized Bone Remodeling

    Investigators describe a tissue-engineered model that reproduces bone tissue complexity and bone remodeling processes with high fidelity and control. An osteoid-inspired biomaterial—demineralized bone paper—directs osteoblasts to deposit structural mineralized bone tissue and subsequently acquire the resting-state bone lining cell phenotype.
    [Science Advances]

    Full Article


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

    A
    Hybrid Additive Manufacturing Platform to Create Bulk and Surface Composition Gradients on Scaffolds for Tissue Regeneration

    Scientists demonstrated that their integrated hybrid additive manufacturing platform offers the ability to create scaffolds with continuous physicochemical gradients, and to selectively activate or coat the scaffold surfaces.
    [Nature Communications]

    Full Article

    Photopatterned
    Biomolecule Immobilization to Guide Three-Dimensional Cell Fate in Natural Protein-Based Hydrogels

    The authors report a generalizable strategy utilizing a photomediated oxime ligation to covalently decorate naturally derived hydrogels with bioactive proteins including growth factors.
    [Proceedings of the National Academy of Sciences of the United States of America]

    Abstract

    Genomic
    Profiles and Tumor Immune Microenvironment of Primary Lung Carcinoma and Brain Oligo-Metastasis

    Scientists recruited 33 lung cancer patients with brain oligo-metastasis to explore the genomic features and tumor immune microenvironment of the lung and brain metastasis independently.
    [Cell Death & Disease]

    Full Article

    Fibroblast
    Growth Factor Receptor Facilitates Recurrence of Minimal Residual Disease following Trastuzumab Emtansine Therapy

    Flow cytometric analyses indicated that induction of epithelial-mesenchymal transition decreased trastuzumab binding, prior to overt loss of HER2 expression in trastuzumab-emtansine-resistant (TDM1R) cells. Kinome analyses of TDM1R cells indicated increased phosphorylation of ErbB1, ErbB4, and FGFR1.
    [npj Breast Cancer]

    Full Article

    EEF1A2
    Interacts with HSP90AB1 to Promote Lung Adenocarcinoma Metastasis via Enhancing TGF-β/SMAD Signaling

    Researchers report that eukaryotic protein translation elongation factor 1α2 (EEF1A2) mediates the epithelial-mesenchymal transformation, to promote the metastasis of lung adenocarcinoma cells in vitro and in vivo.
    [British Journal of Cancer]

    Full Article

    Scaffold-Free
    Human Mesenchymal Stem Cell Construct Geometry Regulates Long Bone Regeneration

    Investigators hypothesized that localized presentation of transforming growth factor-β1 and bone morphogenetic protein-2 to engineered human mesenchymal stem cell tubes mimicking femoral diaphyses induces endochondral ossification.
    [Communications Biology]

    Full Article

    Inhibition
    of Tumor Invasion and Metastasis by Targeting TGF-β-Smad-MMP2 Pathway with Asiatic Acid and Naringenin

    Scientists found that combined therapy with asiatic acid, a Smad7 agonist, and naringenin, a Smad3 inhibitor, effectively retrieved the balance between Smad3 and Smad7 signaling in the TGF-β-rich tumor microenvironment and thus significantly suppressed tumor invasion and metastasis in mouse models of melanoma and lung carcinoma.
    [Molecular Therapy-Oncolytics]

    AbstractGraphical Abstract

    Self-Agglomerated Collagen Patterns Govern Cell Behaviour

    The authors demonstrated a robust and simple approach to form collagen substrates with different topographies by evaporating droplets of a collagen solution.
    [Scientific Reports]

    Full Article

    Fibroblast
    Activation Protein Targeted Near Infrared Photoimmunotherapy (NIR PIT) Overcomes Therapeutic Resistance in Human Esophageal Cancer

    Scientists evaluated whether esophageal cancer cell acquisition of stronger malignant characteristics and refractoriness to chemoradiotherapy were mediated by cancer-associated fibroblasts.
    [Scientific Reports]

    Full Article

    The TGF-β1 Pathway Is Early Involved in Neurogenic Bladder Fibrosis of Juvenile Rats

    Researchers investigated whole neurogenic bladder’s progression changes, as well as the expression of TGF-β1 fibrosis pathway-related proteins in bilateral spinal nerve-amputated juvenile rats.
    [Pediatric Research]

    Abstract


    Explore scientific events this January with the Science Events Calendar.
    REVIEWS

    Roles
    of TGF-β Superfamily Proteins in Extravillous Trophoblast Invasion

    The authors detail recent advances in our understanding of the functions of TGF-β superfamily members and their corresponding receptors, signaling pathways, and downstream molecular targets in regulating human extravillous trophoblasts invasion from studies using various in vitro or ex vivo experimental models.
    [Trends in Endocrinology and Metabolism]

    Abstract

    INDUSTRY AND POLICY NEWS

    Organogenesis
    Enrolls First Patient in Pivotal Phase III Clinical Trial of RMAT-Designated ReNu® for Knee Osteoarthritis

    Organogenesis Holdings Inc. announced that the first patient has been enrolled in its pivotal Phase III clinical trial evaluating the safety and efficacy of ReNu®, a cryopreserved amniotic suspension allograft, for the management of symptoms associated with knee osteoarthritis. ReNu consists of amniotic fluid cells and micronized amniotic membrane and contains cellular, growth factor, and ECM components.
    [Organogenesis, Inc.]

    Press Release

    Histogen
    Reports FDA Clinical Hold for Planned Phase I/II Trial of HST-003 for Knee Cartilage Regeneration

    The US FDA has notified Histogen Inc. that it has additional questions about their Investigational New Drug application package for the planned Phase I/II clinical trial of HST-003, which is intended to evaluate the safety and efficacy of human ECM implanted within microfracture interstices and the cartilage defect in the knee to regenerate hyaline cartilage in combination with a microfracture procedure.
    [Histogen, Inc.]

    Press Release

    FEATURED EVENT

    IASLC: Targeted Therapies in Lung Cancer Meeting

    February 17 – 21, 2021
    Virtual


    > See All Events

    JOB OPPORTUNITIES

    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

    Scientific
    Communities & Communications Specialist

    STEMCELL Technologies, Inc. – Burnaby, British Columbia, Canada

    Postdoctoral
    Position – Metabolism of Bone Marrow Adipocytes

    Institute of Pharmacology and Structural Biology – Toulouse, France

    Postdoctoral
    Associate – Tumor Immune Microenvironment

    University of Florida – Gainesville, Florida, United States

    > See All Jobs

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