Extracellular Matrix News Volume 12.26 | Jul 15 2021

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    2021-07-15 | ECM 12.26


    Extracellular Matrix News by STEMCELL Technologies
    Vol. 12.26 – 15 July, 2021
    TOP STORY

    Microenvironment-Triggered Multimodal Precision Diagnostics

    Investigators showed that acidosis-mediated tumor insertion enhanced on-target release of matrix metalloproteinase-responsive reporters in urine.
    [Nature Materials]

    Abstract


    Dr. Kristina McBurney and Leanna Bedell discuss how you can use social media to advance your scientific career. Watch now.
    PUBLICATIONSRanked by the impact factor of the journal

    Orchestration of Myeloid-Derived Suppressor Cells in the Tumor Microenvironment by Ubiquitous Cellular Protein TCTP Released by Tumor Cells

    The authors provided evidence that extracellular translationally controlled tumor protein (TCTP) mediated recruitment of the polymorphonuclear myeloid-derived suppressor cells population in the tumor microenvironment via activation of Toll-like receptor-2.
    [Nature Immunology]

    Abstract

    The Interplay between Matrix Deformation and the Coordination of Turning Events Governs Directed Neutrophil Migration in 3D Matrices

    Scientists investigated how chemotaxing neutrophils probed matrices and adjusted their migration to collagen concentration changes by tracking 20,000 cell trajectories and quantifying cell-generated 3D matrix deformations.
    [Science Advances]

    Full Article

    Imaging and Targeting LOX-Mediated Tissue Remodeling with a Reactive Collagen Peptide

    Researchers presented a probe for the simultaneous monitoring and targeting of lysyl oxidases (LOX)-mediated collagen cross-linking that combined a LOX-activity sensor with a collagen peptide to chemoselectively target endogenous aldehydes generated by LOX.
    [Nature Chemical Biology]

    AbstractGraphical Abstract

    Extracellular Matrix Protein-1 Secretory Isoform Promotes Ovarian Cancer through Increasing Alternative mRNA Splicing and Stemness

    Investigators reported that the secretory extracellular matrix protein-1 isoform induced tumorigenesis through the GPR motif binding to integrin αXβ2 and the activation of AKT/FAK/Rho/cytoskeleton signaling.
    [Nature Communications]

    Full Article

    The Force Loading Rate Drives Cell Mechanosensing through Both Reinforcement and Cytoskeletal Softening

    Researchers showed that cell sensing of external forces and of passive mechanical parameters could be understood through mechanisms, driven by the properties under the force of the mechanosensing molecules involved.
    [Nature Communications]

    Full Article

    Landscape of Innate Lymphoid Cells in Human Head and Neck Cancer Reveals Divergent NK Cell States in the Tumor Microenvironment

    Scientists demonstrated that peripheral circulating NK cells differentiated down two divergent pathways within the tumor microenvironment, resulting in different end states.
    [Proceedings of the National Academy of Sciences of the United States of America]

    Abstract

    Multiplexed Imaging Analysis of the Tumor-Immune Microenvironment Reveals Predictors of Outcome in Triple-Negative Breast Cancer

    Investigators demonstrated that profiling functional proteins involved in cell-to-cell interactions in the microenvironment could predict recurrence and overall survival.
    [Communications Biology]

    Full Article

    An Implantable Human Stem Cell-Derived Tissue-Engineered Rostral Migratory Stream for Directed Neuronal Replacement

    The authors demonstrated that astrocyte-like cells could be derived from adult human gingiva mesenchymal stem cells and used for Tissue-Engineered-rostral migratory stream fabrication.
    [Communications Biology]

    Full Article

    Development of a Seven-Gene Tumor Immune Microenvironment Prognostic Signature for High-Risk Grade III Endometrial Cancer

    Researchers developed a tumor microenvironment-based seven-gene prognostic stratification system to predict the prognosis of patients with high-risk endometrial cancer and guide more effective immunotherapy strategies.
    [Molecular Therapy-Oncolytics]

    AbstractFull ArticleGraphical Abstract

    Bioengineered 3D Nanocomposite Based on Gold Nanoparticles and Gelatin Nanofibers for Bone Regeneration: In Vitro and In Vivo Study

    Scientists fabricated a 3D scaffold-based on poly (L-lactic acid)/Polycaprolactone matrix polymer containing gelatin nanofibers and gold nanoparticles as the scaffold for bone tissue engineering application.
    [Scientific Reports]

    Full Article

    An In Vitro Investigation to Understand the Synergistic Role of MMPs-1 and 9 on Articular Cartilage Biomechanical Properties

    To understand the synergistic impact matrix metalloproteinases (MMPs) had on cartilage biomechanical properties, MMPs from two subfamilies: collagenase (MMP-1) and gelatinase (MMP-9) were investigated in this study.
    [Scientific Reports]

    Full Article

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    REVIEWS

    Metabolic Networks in Mutant KRAS-Driven Tumors: Tissue Specificities and the Microenvironment

    The authors review convergent and disparate metabolic networks regulated by oncogenic mutant KRAS in colon, lung, and pancreas tumors, with an emphasis on co-occurring mutations and the role of the tumor microenvironment.
    [Nature Reviews Cancer]

    Abstract

    Microenvironmental Control of Cell Fate Decisions in Mammary Gland Development and Cancer

    Investigators review how cell fate decisions are regulated by components of the microenvironment during mammary gland development and how pathological changes in the microenvironment can alter cell fates, leading to malignancy.
    [Developmental Cell]

    Abstract

    The Extracellular Matrix in Skin Inflammation and Infection

    Researchers review the composition, structure, and function of the ECM in cutaneous homeostasis, inflammatory skin diseases such as psoriasis and atopic dermatitis as well as infections as a paradigm for understanding its wider role in human health.
    [Frontiers in Cell and Developmental Biology]

    Full Article

    INDUSTRY AND POLICY NEWS

    Announcing the 2021 Amanda Proudfoot Tribute Award Winner for Advances in Chemokine Biology by a Trainee

    Congratulations to Dr. Douglas Philip Dyer! Dr. Dyer undertook his PhD research investigating how an anti-inflammatory protein functions by disrupting the interactions between chemokines and their ECM glycosaminoglycan binding partners.
    [International Cytokine and Interferon Society]

    Press Release

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    September 13 – 15, 2021
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    JOB OPPORTUNITIES

    Associate/Assistant Professor – Pharmacology and Physiology

    University of Rochester – Rochester, New York, United States

    Research Assistant – Pediatric Neuroscience Research

    Oregon Health & Science University – Portland, Oregon, United States

    Postdoctoral Training Fellow – Organ Morphodynamics

    Francis Crick Institute – London, England, United Kingdom

    Editor – Nature Materials

    Springer Nature – Multiple Locations

    Postdoctoral Fellow – Multiple Myeloma

    University of Arkansas for Medical Sciences – Little Rock, Arkansas, United States

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