Immune Regulation News Volume 13.27 | Jul 23 2021

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    2021-07-23 | IRN 13.27


    Immune Regulation News by STEMCELL Technologies
    Vol. 13.27 – 23 July, 2021
    TOP STORY

    A Resident Stromal Cell Population Actively Restrains Innate Immune Response in the Propagation Phase of Colitis Pathogenesis in Mice

    The authors reported the discovery of an intrinsic counter regulatory mechanism in colitis pathogenesis that may be targeted for intestinal bowel disease treatment.
    [Science Translational Medicine]

    Abstract
    Virtual Conference Exhibition: Immunology
    PUBLICATIONSRanked by the impact factor of the journal

    Maternal Cecal Microbiota Transfer Rescues Early-Life Antibiotic-Induced Enhancement of Type 1 Diabetes in Mice

    Scientists found that maternal cecal microbiota transfer to NOD mice after early-life antibiotic perturbation largely rescued the induced type 1 diabetes enhancement.
    [Cell Host & Microbe]

    Abstract
    Graphical AbstractPress Release

    Silencing Myeloid Netrin-1 Induces Inflammation Resolution and Plaque Regression

    Researchers tested whether silencing netrin-1 in advanced atherosclerosis could resolve arterial inflammation and regress plaques.
    [Circulation Research]

    Abstract

    Role of Tim4 in the Regulation of ABCA1+ Adipose Tissue Macrophages and Post-Prandial Cholesterol Levels

    Single-cell RNA sequencing and protected bone marrow chimeras demonstrated that ingestion of lipids led to specific transcriptional activation of a population of resident macrophages expressing Lyve1, Tim4, and ABCA1.
    [Nature Communications]

    Full Article

    CD8+ Tissue-Resident Memory T Cells Promote Liver Fibrosis Resolution by Inducing Apoptosis of Hepatic Stellate Cells

    Single-cell transcriptome analysis and FACS analysis revealed CD69+CD103−CD8+ Trm cell enrichment in non-alcoholic steatohepatitis resolution livers.
    [Nature Communications]

    Full Article

    Systemic Inhibition of PTPN22 Augments Anticancer Immunity

    In mice, lack of PTPN22 augmented antitumor activity with greater infiltration and activation of macrophages, natural killer cells, and T cells.
    [Journal of Clinical Investigation]

    Abstract
    Full ArticleGraphical Abstract

    Active Surveillance Characterizes Human Intratumoral T Cell Exhaustion

    Starting with the observation that T cells moved more quickly through mouse tumors as residence time increased and they progressed towards exhaustion, the authors elaborated a non-stimulatory live-biopsy method for real-time study of T cell behaviors within individual patient tumors.
    [Journal of Clinical Investigation]

    AbstractFull ArticleGraphical Abstract

    Hedgehog Signaling Regulates Metabolism and Polarization of Mammary Tumor-Associated Macrophages

    Investigators identified a novel role for oncogenic Hedgehog signaling in programming signature metabolic circuitries that regulated alternative polarization of tumor-associated macrophages.
    [Cancer Research]

    Abstract

    Cell-Autonomous Inflammation of BRCA1-Deficient Ovarian Cancers Drives Both Tumor-Intrinsic Immunoreactivity and Immune Resistance via STING

    Genetic deletion or methylation of DNA-sensing/IFN genes or CCL5 chemokine was identified as a potential mechanism to attenuate T cell inflammation.
    [Cell Reports]

    Full ArticleGraphical Abstract

    SPNS2 Enables T Cell Egress from Lymph Nodes during an Immune Response

    Using a model of dermal inflammation, researchers demonstrated that SPNS2 supplies the S1P that guided T cells out of lymph nodes with an ongoing immune response.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Whole-Genome Analysis of TET Dioxygenase Function in Regulatory T Cells

    Investigators used whole-genome analyses to show that the transcriptional program and epigenetic features of Treg cells were attenuated in the absence of Tet2 and Tet3.
    [EMBO Reports]

    Full ArticleGraphical Abstract

    Constrained TCRγδ-Associated Syk Activity Engages PI3K to Facilitate Thymic Development of IL-17A–Secreting γδ T Cells

    Increasing or decreasing Syk activity by stimulating the γδ T cell receptor (TCRγδ) or inhibiting Syk, respectively, substantially reduced γδ17 cell numbers.
    [Science Signaling]

    Abstract
    How to prioritize and manage your research projects
    REVIEWS

    The Neutrophil

    Neutrophils are immune cells with unusual biological features that furnish potent antimicrobial properties. These cells phagocytose and subsequently kill prokaryotic and eukaryotic organisms very efficiently.
    [Immunity]

    AbstractGraphical Abstract

    Pro-Resolving Lipid Mediators: Regulators of Inflammation, Metabolism and Kidney Function

    In self-limiting inflammation, the evolving inflammatory response is coupled to distinct processes that promote the resolution of inflammation and restore homeostasis.
    [Nature Reviews Nephrology]

    Abstract

    Functional Immune Cell-Astrocyte Interactions

    Scientists review the interactions between immune cells and astrocytes and their roles in health and neurological diseases, with a special focus on multiple sclerosis.
    [Journal of Experimental Medicine]

    Abstract
    INDUSTRY AND POLICY NEWS

    NGM Announces Completion of Enrollment in Phase II CATALINA Study of NGM621 in Patients with Geographic Atrophy Secondary to Age-Related Macular Degeneration

    NGM Biopharmaceuticals, Inc. announced it has completed enrollment in the Phase II CATALINA study, which will the safety and efficacy of intravitreal injections of NGM621 in patients with geographic atrophy secondary to age-related macular degeneration.
    [NGM Biopharmaceuticals, Inc.]

    Press Release

    Lupus Foundation of America Provides Six Grants to Young Scientists Supporting Important Lupus Research

    The Lupus Foundation of America announced six recipients of the 2021 Gina M. Finzi Memorial Student Summer Fellowship Program. The fellowship program provides grant and mentorship support for young scientists and plays an important role in establishing the next generation of lupus researchers and the future of the lupus research field.
    [The Lupus Foundation of America]

    Press Release
    FEATURED EVENT

    DGI German Society for Immunogenetics

    September 15 – 16, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Associate – Extracellular Matrix and Inflammation

    Baylor College of Medicine – Houston, Texas, United States

    Postdoctoral Researcher – Autoimmune Diabetes

    Columbia University Medical Center – New York City, New York, United States

    Postdoctoral Researcher – Immune System Recovery

    Memorial Sloan Kettering Cancer Center – New York, New York, United States

    Professor – Drug and Microbiome Interactions

    Tübingen University – Tuebingen, Germany

    Postdoctoral Associate – Translational Immunology and Immunotherapy

    Roswell Park – Colorado Springs, Colorado, United States

    > See All Jobs

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