Extracellular Matrix News Volume 14.33 | Jul 27 2023

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    2023-07-27 | ECM 14.33


    Extracellular Matrix News by STEMCELL Technologies
    Vol. 14.33 – 27 July, 2023
    TOP STORY

    Stricturing Crohn’s Disease Single-Cell RNA Sequencing Reveals Fibroblast Heterogeneity and Intercellular Interactions

    Researchers performed scRNAseq of 13 fresh full thickness Crohn’s disease (CD) resections containing non-involved, inflamed non-strictured, and strictured segments as well as seven normal non-CD bowel segments.
    [Gastroenterology]

    Abstract
    How to prioritize and manage your research projects
    PUBLICATIONSRanked by the impact factor of the journal

    3D Printing Titanium Grid Scaffold Facilitates Osteogenesis in Mandibular Segmental Defects

    Investigators attempted to fabricate 3D-printing titanium grid scaffolds, which possess sufficient pores and basic biomechanical strength to facilitate osteogenesis in order to accomplish bone fusion in mandibular segmental bone defects.
    [NPJ Regenerative Medicine]

    Full Article

    Steroidogenic Factor 1 (SF-1; Nr5a1) Regulates the Formation of the Ovarian Reserve

    Scientists developed models of conditional depletion of SF-1 or LRH-1 from prenatal ovaries. Depletion of SF-1, but not LRH-1, resulted in dramatically smaller ovaries and fewer primordial follicles.
    [Proceedings Of The National Academy Of Sciences Of The United States Of America]

    Abstract

    Disuse-Induced Muscle Fibrosis, Cellular Senescence, and Senescence-Associated Secretory Phenotype in Older Adults Are Alleviated During Re-Ambulation with Metformin Pre-Treatment

    The authors attempted to determine in older adults if metformin monotherapy during bed rest could reduce muscle fibrosis and cellular senescence/senescent associated secretory phenotype during the re-ambulation period.
    [Aging Cell]

    Full Article

    Cutaneous Squamous Cell Carcinoma-Derived Extracellular Vesicles Exert an Oncogenic Role by Activating Cancer-Associated Fibroblasts

    Scientists reported that cutaneous squamous cell carcinoma cells (cSCC) secreted an increased number of extracellular vesicles (EVs) relative to normal human epidermal keratinocytes and that interfering with the capacity of cSCC to secrete EVs inhibited tumor growth in vivo in a xenograft model of human cSCC.
    [Cell Death Discovery]

    Full Article

    Schwann Cell-Encapsulated Chitosan-Collagen Hydrogel Nerve Conduit Promotes Peripheral Nerve Regeneration in Rodent Sciatic Nerve Defect Models

    Investigators prepared a chitosan-collagen hydrogel nerve conduit (CCN) consisting of an outer layer of chitosan hydrogel and an inner layer of collagen hydrogel to encapsulate the intended cells.
    [Scientific Reports]

    Full Article

    Affinity-Selected Heparan Sulfate Collagen Device Promotes Periodontal Regeneration in an Intrabony Defect Model in Macaca fascicularis

    The authors previously reported a heparan sulfate variant with enhanced affinity for bone morphogenetic protein-2, termed HS3, that enhanced periodontal tissue regeneration in a rodent model. They thought to transition this work closer to the clinic.
    [Scientific Reports]

    Full Article

    Human Alveolar Hydrogels Promote Morphological and Transcriptional Differentiation in iPSC-Derived Alveolar Type 2 Epithelial Cells

    As ECM was recognized as a vital component in directing cellular function and differentiation, scientists sought to derive hydrogels from decellularized human lung alveolar-enriched ECM to provide an ex vivo model to characterize the role of physiologically relevant ECM on induced pluripotent stem cells phenotype.
    [Scientific Reports]

    Full Article
    Request your free copy of the 'Bone Marrow Niches and HSC Fates' Wallchart
    REVIEWS

    Dressings and Topical Agents Containing Hyaluronic Acid for Chronic Wound Healing

    Conducting a systemic review, scientists concluded that there is currently insufficient evidence to determine the effectiveness of hyaluronic acid dressings in the healing of pressure ulcers or foot ulcers in people with diabetes.
    [Cochrane Library]

    Abstract
    INDUSTRY AND POLICY NEWS

    Ming Xu, PhD of UConn Receives AFAR Rising Star Award in Aging Research

    The American Federation for Aging Research has recognized the exemplary contributions of Dr. Ming Xu, assistant professor of the University of Connecticut (UConn) Center on Aging and the Department of Genetics & Genome Sciences at UConn School of Medicine.
    [University of Connecticut]

    Press Release

    Bioprinting Companies Unite to Form HU3DINKS Consortium

    A new international consortium called HU3DINKS is rallying behind a single mission: to develop advanced human tissue-based bioinks for 3D bioprinting.
    [3DPrint.com]

    Press Release
    FEATURED EVENT

    AACR Special Conference: Ovarian Cancer

    October 5 – 7, 2023
    Boston, Massachusetts, United States

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Fellow – Tumor Microenvironment in Gastrointestinal and Liver Cancer

    Centre for Oncology and Immunology – Hong Kong, Hong Kong

    Senior Scientist – Oncology

    Washington University – St. Louis, Missouri, United States

    Research Associate – Epithelial Morphogensis

    TU Dresden – Dresden, Germany

    Postdoctoral Research Fellow – ECM in Lung Disease

    University College Dublin – Dublin, Ireland

    Postdoc Position – 3D Printing and Osteosarcoma

    Maastritch University – Maastricht, Netherlands

    > See All Jobs

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