Human Immunology News Volume 11.16 | Apr 25 2023

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    2023-04-25 | HIN 11.16


    Human Immunology News by STEMCELL Technologies
    Vol. 11.16 – 25 April, 2023
    TOP STORY

    Memory Profiles Distinguish Cross-Reactive and Virus-Specific T Cell Immunity to Mpox

    Researchers assessed cross-reactive and virus-specific CD4+ and CD8+ T cells in healthy individuals and mpox convalescent donors. Cross-reactive T cells were most frequently observed in healthy donors over 45 years.
    [Cell Host & Microbe]

    AbstractGraphical Abstract
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    PUBLICATIONSRanked by the impact factor of the journal

    Peptide-Mediated Delivery of CRISPR Enzymes for the Efficient Editing of Primary Human Lymphocytes

    Scientists showed that the yields of edited primary human lymphocytes could be increased substantially by delivering a CRISPR ribonucleoprotein mixed with an amphiphilic peptide identified through screening.
    [Nature Biomedical Engineering]

    Abstract

    KIR-HLA Interactions Extend Human CD8+ T Cell Lifespan In Vivo

    The authors used stable isotope labelling with deuterated water to quantify memory CD8+ T cell survival in healthy individuals and patients with chronic viral infections.
    [Journal Of Clinical Investigation]

    Full ArticleGraphical Abstract

    Immune Cellular Patterns of Distribution Affect Outcomes of Patients with Non-Small Cell Lung Cancer

    Investigators characterized the spatial cellular distribution of immune cell populations using 23 makers placed in five multiplex immunofluorescence panels and their associations with clinicopathologic variables and outcomes.
    [Nature Communications]

    Full Article

    Anti-Cancer Pro-Inflammatory Effects of an IgE Antibody Targeting the Melanoma-Associated Antigen Chondroitin Sulfate Proteoglycan 4 (CSPG4)

    The authors engineered a monoclonal immunoglobin (Ig) E antibody with human constant domains recognizing CSPG4 to target melanoma. CSPG4 IgE bound to human melanomas including metastases, mediated tumoricidal antibody-dependent cellular cytotoxicity, and stimulated human IgE Fc-receptor-expressing monocytes towards pro-inflammatory phenotypes.
    [Nature Communications]

    Full Article

    BEST1 Positive Monocytes in Circulation: Visualize Intratumoral Crosstalk between Cancer Cells and Monocytes

    Investigators reported that Bestrophin1 (BEST1), a component protein of Ca2+-activated Cl− channels, was highly expressed on classical monocytes in the peripheral blood of head and neck squamous cell carcinomas patients.
    [Advanced Science]

    Full Article

    M2 Macrophages Drive Leukemic Transformation by Imposing Resistance to Phagocytosis and Improving Mitochondrial Metabolism

    Scientists showed that AML-derived macrophages present immunosuppressive and pro-leukemogenic functions, in part related to the acquisition of AML mutations.
    [Science Advances]

    Full Article

    A Phase I/II Trial of HER-2/Neu Vaccine Primed Autologous T-Cell Infusions in Patients With Treatment Refractory HER-2/Neu Overexpressing Breast Cancer

    The authors reported on a Phase I/II non-randomized trial of escalating doses of ex-vivo expanded HER2 specific T-cells after in vivo priming with a multiple peptide-based HER2 intracellular domain vaccine.
    [Clinical Cancer Research]

    Full Article

    The Proliferation of Human Mucosal-Associated Invariant T Cells Requires a MYC-SLC7A5-Glycolysis Metabolic Axis

    Using quantitative mass spectrometry, scientists identified the activation of two MYC-controlled metabolic pathways, amino acid transport and glycolysis, both of which were necessary for mucosal-associated invariant T cell proliferation.
    [Science Signaling]

    Abstract
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    REVIEWS

    Patient-Derived Xenograft Models in Cancer Therapy: Technologies and Applications

    The authors present the strengths and weaknesses of patient-derived xenograft models and highlight the integration of novel technologies in patient-derived xenograft model research.
    [Signal Transduction And Targeted Therapy]

    Full Article

    Impact of Context-Dependent Autophagy States on Tumor Progression

    Scientists discuss insights into the tumor-modulating roles of autophagy in different contexts and reflect on how future studies using physiological culture systems may help to understand the complexity and open new therapeutic avenues.
    [Nature Cancer]

    Full Article
    INDUSTRY AND POLICY NEWS

    Achilles Therapeutics Announces Grant of US Patent Covering the Treatment of Patients with an Immunotherapy Targeting Neoantigens Based on Tumor HLA Status

    The patent covers treatment with an immunotherapy that targets a neoantigen predicted to be presented by a human leukocyte antigen (HLA) allele that has not been lost in a tumor, where loss of HLA alleles is determined using a proprietary sequence-based method.
    [Achilles Therapeutics plc]

    Press Release
    FEATURED EVENT

    IPAC Canada 2023 National Education Conference

    May 28 – 31, 2023
    Vancouver, British Columbia, Canada

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    JOB OPPORTUNITIES

    PhD Positions – Macrophage Landscape in AML

    University Medical Center Groningen – Groningen, Netherlands

    Postdoctoral Position – Single-Cell Multiomics in T Cell Biology

    Karolinska Institutet – Solna, Sweden

    Specialist – Cell Processing

    Dana-Farber Cancer Institute – Boston, Massachusetts, United States

    Centre Head – Innate Immunity and Infectious Diseases

    Hudson Institute of Medical Research – Melbourne, Australia

    Assistant/Associate Professor – Immunity and Inflammation

    Rutgers New Jersey Medical School – Newark, New Jersey, United States

    > See All Jobs

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