Human Immunology News Volume 8.30 | August 4 2020

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    HIN 8.30 | Aug 4


    Human Immunology News by STEMCELL Technologies
    Vol. 8.30 – 4 August, 2020
    TOP STORY

    Single-Cell Atlas of Colonic CD8+ T Cells in Ulcerative Colitis

    Scientists compiled an unbiased atlas of human colonic CD8+ T cells in health and ulcerative colitis using single-cell transcriptomics with T-cell receptor repertoire analysis and mass cytometry.
    [Nature Medicine]

    Abstract
    Use ImmunoCult™ to differentiate mouse CD4+ cells to Tregs.
    PUBLICATIONSRanked by the impact factor of the journal

    An Activity-Guided Map of Electrophile-Cysteine Interactions in Primary Human T Cells

    Researchers present a global map of cysteines in primary human T cells that are susceptible to covalent modification by electrophilic small molecules.
    [Cell]

    AbstractGraphical Abstract

    Follicular Helper T Cell Profiles Predict Response to Costimulation Blockade in Type 1 Diabetes

    Unbiased bioinformatics analysis identified that inducible costimulatory molecule (ICOS)+ folliular helper T cells and other ICOS+ populations, including peripheral helper T cells, were highly sensitive to costimulation blockade.
    [Nature Immunology]

    Abstract

    Comparative Effects of Graphene and Molybdenum Disulfide on Human Macrophage Toxicity

    M1 and M2 macrophage viability and activation were mainly found to be unaffected by few‐layer graphene and MoS2 at doses up to 50 µg mL−1.
    [Small]

    Abstract

    Suppressive Myeloid Cells Are Expanded by Biliary Tract Cancer-Derived Cytokines In Vitro and Associate with Aggressive Disease

    Activated signaling pathways and cytokine production were evaluated in a panel of human biliary tract cancer (BTC) cell lines. Human peripheral blood mononuclear cells were cultured with BTC supernatants, with and without cytokine neutralising antibodies, and analysed by flow cytometry or immunoblot.
    [British Journal of Cancer]

    Abstract

    CTLA4Ig-Primed Donor Lymphocyte Infusions Following Haploidentical Transplantation Improve Outcome with a Distinct Pattern of Early Immune Reconstitution as Compared to Conventional Donor Lymphocyte Infusions in Advanced Hematological Malignancies

    Investigators explored the efficacy of prophylactic DLI following CTLA4Ig, compared to conventional DLI, in patients with advanced hematological malignancies receiving PTCy-based haploidentical transplantation.
    [Bone Marrow Transplantation]

    Abstract

    Pro-Inflammatory Properties of H-Ferritin on Human Macrophages, Ex Vivo and In Vitro Observations

    Scientists tested ferratin heavy (FeH) and light (FeL) in bone marrow and sera in patients with macrophage activation syndrome, the pro-inflammatory effects of ferritin, FeL, and FeH on macrophages; and the ability of FeH-stimulated macrophages to stimulate the proliferation of peripheral blood mononuclear cells.
    [Scientific Reports]

    Full Article

    Monocytes from Infliximab-Resistant Patients with Crohn’s Disease Exhibit a Disordered Cytokine Profile

    The authors compared the inflammatory phenotype of monocytes from Crohn’s disease patients, who responded or non-responded to infliximab. Under basal conditions, the mRNA for the cytokines TNFα, IL-23, IL-1β and the chemokines CXCL8/IL-8, CCL5/RANTES and CCL2/MCP-1 was up-regulated in monocytes from non-responders than responders.
    [Scientific Reports]

    Full Article

    LW-213 Induces Cell Apoptosis in Human Cutaneous T-cell Lymphomas by Activating PERK–eIF2α–ATF4–CHOP Axis

    Researchers showed that LW-213 dose-dependently inhibited human cutaneous T-cell lymphoma cell lines with IC50 values of around 10 μM, meanwhile it potently inhibited primary leukemia cells derived from peripheral blood of T-cell lymphoma patients.
    [Acta Pharmacologica Sinica]

    Abstract

    sTim-3 Alleviates Liver Injury via Regulation of the Immunity Microenvironment and Autophagy

    Researchers investigated the role of soluble T-cell immunoglobulin domain and mucin domain-containing molecule-3 in inhibition of release of inflammatory mediators.
    [Cell Death Discovery]

    Full Article

    Tools and products for your COVID-19 research.
    REVIEWS

    Targeting CD39 in Cancer

    The authors review the impact of CD39 expression and ectonucleotidase activity on immunity with a focus on the setting of oncology.
    [Nature Reviews Immunology]

    Abstract

    Engineering CAR-T Cells for Next-Generation Cancer Therapy

    Investigators highlight recent strategies to improve chimeric antigen therapy (CAR)-T cell therapy by engineering the CAR protein, T cells, and the interaction between T cells and other components in the tumor microenvironment.
    [Cancer Cell]

    Abstract

    The Immunology of Renal Cell Carcinoma

    Renal cell carcinoma is considered to be an immunogenic tumor but is known to mediate immune dysfunction in large part by eliciting the infiltration of immune-inhibitory cells, such as regulatory T cells and myeloid-derived suppressor cells, into the tumor microenvironment.
    [Nature Reviews Nephrology]

    Abstract

    INDUSTRY AND POLICY NEWS

    Genmab Announces European Myeloma Network and Janssen Achieve Positive Topline Results from Phase III APOLLO Study of Daratumumab in Combination with Pomalidomide and Dexamethasone in Relapsed or Refractory Multiple Myeloma

    Genmab A/S announced that the European Myeloma Network in collaboration with Janssen Research & Development, LLC reported positive results from the Phase III APOLLO study of the subcutaneous formulation of daratumumab in combination with pomalidomide and dexamethasone (Pd) versus Pd alone as treatment for patients with relapsed or refractory multiple myeloma who have previously been treated with lenalidomide and a proteasome inhibitor.
    [Genmab A/S]

    Press Release

    FDA Approves Monjuvi® (Tafasitamab-cxix) in Combination with Lenalidomide for the Treatment of Adult Patients with Relapsed or Refractory Diffuse Large B-Cell Lymphoma (DLBCL)

    MorphoSys AG and Incyte announced that the FDA has approved Monjuvi in combination with lenalidomide for the treatment of adult patients with relapsed or refractory DLBCL not otherwise specified, including DLBCL arising from low grade lymphoma, and who are not eligible for autologous stem cell transplant.
    [MorphoSys AG]

    Press Release

    Twitter Account of Embattled #MeTooSTEM Founder Suspended

    Twitter has suspended the account of MeTooSTEM founder BethAnn McLaughlin after allegations emerged that the former Vanderbilt University neuroscientist fabricated the Twitter account of an apparently nonexistent female Native American anthropologist at Arizona State University who had claimed to be an anonymous victim of sexual harassment by a Harvard professor.
    [ScienceInsider]

    Editorial

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    JOB OPPORTUNITIES

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    Oklahoma Medical Research Foundation – Oklahoma City, Oklahoma, United States

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    The Francis Crick Institute – London, United Kingdom

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    University of Dundee – Dundee, United Kingdom

    Postdoctoral Positions – Inflammatory Bowel Diseases and Tumor Immunology

    The University of Texas Southwestern Medical Center – Dallas, Texas, United States

    Program Head – Cell Therapy and Immuno-Oncology Development

    Lerner Research Institute – Cleveland, Ohio, United States

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