Immune Regulation News Volume 13.41 | Nov 5 2021

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    2021-11-05 | IRN 13.41


    Immune Regulation News by STEMCELL Technologies
    Vol. 13.41 – 5 November, 2021
    TOP STORY

    p21 Produces a Bioactive Secretome That Places Stressed Cells under Immunosurveillance

    To better understand the molecular properties of senescent cells (SNCs), the authors identified key determinants of SNC identity by screening for genes nearby senescence-associated super-enhancers conserved across stressors, cell types, and mammalian species.
    [Science]

    Full ArticleGraphical Abstract
    Science is demanding. That's why scientists work smart.
    PUBLICATIONSRanked by the impact factor of the journal

    Lack of CD8+ T Cell Effector Differentiation during Priming Mediates Checkpoint Blockade Resistance in Non–Small Cell Lung Cancer

    Researchers used an orthotopic non–small cell lung cancer mouse model to study immune checkpoint blockade-refractory CD8+ T cell responses.
    [Science Immunology]

    Abstract

    Specialized Transendothelial Dendritic Cells Mediate Thymic T Cell Selection against Blood-Borne Macromolecules

    Investigators described an additional pathway of thymic self-antigens acquisition that enabled circulating antigenic macromolecules to access both murine and human thymi.
    [Nature Communications]

    Full Article

    An Antibody against Siglec-15 Promotes Bone Formation and Fracture Healing by Increasing TRAP+ Mononuclear Cells and PDGF-BB Secretion

    The authors found that the multinucleation of osteoclasts was inhibited in SIGLEC-15 conditional knockout mice and mice undergoing Siglec-15 neutralizing antibody treatment.
    [Bone Research]

    Full Article

    Arthritis Flares Mediated by Tissue-Resident Memory T Cells in the Joint

    In three murine models, CD8+ cells bearing resident memory T cells markers remained in previously inflamed joints during remission.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Chemo-Photodynamic Therapy with Light-Triggered Disassembly of Theranostic Nanoplatform in Combination with Checkpoint Blockade for Immunotherapy of Hepatocellular Carcinoma

    A light-triggered disassembly of nanoplatform co-loaded an aggregation induced emission photosensitizer and paclitaxel was prepared for on-command drug release and synergistic chemo-photodynamic therapy.
    [Journal of Nanobiotechnology]

    Full ArticleGraphical Abstract

    Remote Limb Ischemic Postconditioning Protects Against Ischemic Stroke by Promoting Regulatory T Cells Thriving

    The percentage of Tregs in the spleen, blood, and brain was detected using flow cytometry, and the number of Tregs in the ischemic hemisphere was counted using transgenic mice with an enhanced green fluorescent protein‐tagged Foxp3.
    [Journal of the American Heart Association]

    Full Article

    Stabilin Receptors Clear LPS and Control Systemic Inflammation

    Scientists discovered that lipopolysaccharide clearance through liver sinusoidal endothelial cells involved endocytosis and lysosomal inactivation via Stabilin-1 and 2 but did not involve TLR4.
    [iScience]

    AbstractFull ArticleGraphical Abstract

    M1-Like Macrophage Contributes to Chondrogenesis In Vitro

    Investigators established and verified an in vitro experimental system for the direct co-culture of cell pellets prepared from mouse auricular chondrocytes and macrophages polarized into four phenotypes.
    [Scientific Reports]

    Full Article
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    REVIEWS

    Insights into T Cell Dysfunction in Alzheimer’s Disease

    Scientists discuss how the risk factors for Alzheimer’s disease (AD), particularly Apolipoprotein E, Aβ, α-secretase, β-secretase, γ-secretase, Tau, and neuroinflammation, modulate T cell activation and the association between T cells and pathological AD hallmarks.
    [Aging Cell]

    Abstract

    Modulation of Immune-Inflammatory Responses through Surface Modifications of Biomaterials to Promote Bone Healing and Regeneration

    Investigators present various strategies for the optimization of physical, chemical, and biological properties of biomaterial and the underlying mechanisms to modulate the immune-inflammatory response, promoting the tissue integration and soft and hard tissue regeneration potential of the administered biomaterial.
    [Journal of Tissue Engineering]

    Abstract
    INDUSTRY AND POLICY NEWS

    Medigus: Polyrizon Innovative Technology Demonstrated it may Prevent Allergic Reaction Caused by Common Allergens

    Medigus Ltd. announced that Polyrizon Ltd., informed Medigus that its pre-clinical data demonstrated a potential to prevent allergic reactions induced by house dust mites and Timothy grass pollen allergens, and may also prevent respiratory tract allergy reactions caused by other allergens.
    [Medigus Ltd. (GlobeNewswire, Inc.)]

    Press Release

    Prokarium Promotes Livija Deban to Chief Scientific Officer to Drive Pipeline Expansion in Cancer Immunotherapy

    Prokarium, a biopharmaceutical company pioneering the oncology field of microbial immunotherapy, announced the appointment of Livija Deban, PhD, as Chief Scientific Officer.
    [Prokarium]

    Press Release
    FEATURED EVENT

    Black in Immuno Week 2021

    November 14 – 20, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Fellow – Autoimmunity

    Ohio University – Columbus, Ohio, United States

    Postdoctoral Fellowships – Cancer and Infections

    Malmö, Sweden – Lund University

    Canada Research Chair – Cancer Immunology

    Calgary, Alberta, Canada – University of Calgary

    Postdoctoral Research Fellow – Tumor Microenvironment

    Fred Hutchinson Cancer Research Center – Seattle, Washington, United States

    Postdoctoral Fellowship – Cell Death

    Duke University – Durham, North Carolina, United States

    > See All Jobs

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