Immunology of Infectious Disease News Volume 11.41 | Oct 18 2023

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    2023-10-18 | IIDN 11.41


    Immunology of Infectious Disease News by STEMCELL Technologies
    Vol. 11.41 – 18 October, 2023
    TOP STORY

    Single-Cell Transcriptomic Analysis Reveals a Systemic Immune Dysregulation in COVID-19-Associated Pediatric Encephalopathy

    Investigators found that lymphopenia was a prominent characteristic of immune perturbation in COVID-19 patients with encephalopathy, especially those with acute necrotizing encephalopathy.
    [Signal Transduction And Targeted Therapy]

    Full Article
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    Immune–Epithelial Cell Cross-Talk Enhances Antiviral Responsiveness to SARS-CoV-2 in Children

    In vitro, adolescent peripheral blood mononuclear cells produce more cytokines, priming A549 cells for stronger interferon responses to SARS-CoV-2.
    [EMBO Reports]

    Full ArticleGraphical Abstract

    Lipid Metabolism of Plasma-Derived Small Extracellular Vesicles in COVID-19 Convalescent Patients

    Researchers examined the small extracellular vesicle lipid profile of plasma of recovered COVID-19 patients (RCs). Their study may offer new insights into the mechanism of organ dysfunction and help identify novel therapeutic targets in the RCs.
    [Scientific Reports]

    Full Article

    Immunological Responses in SARS-CoV-2 and HIV Co-Infection versus SARS-CoV-2 Mono-Infection: Case Report of the Interplay between SARS-CoV-2 and HIV

    Investigators performed extensive immune phenotyping using flow cytometry. Moreover, to compare the range of values observed in the co-infected case, they included a larger number of mono-infected cases with SARS-CoV-2.
    [Allergy, Asthma & CLinical Immunology]

    Full Article

    Mpox Virus Infection and Drug Treatment Modelled in Human Skin Organoids

    Scientists demonstrated that human-induced pluripotent stem cell-derived skin organoids were susceptible to Mpox virus infection and support infectious virus production.
    [Nature Microbiology]

    Abstract

    Intravenous Bacille Calmette–Guérin Vaccination Protects Simian Immunodeficiency Virus-Infected Macaques from Tuberculosis

    Intravenous Bacille Calmette–Guérin-elicited robust airway T cell influx and elevated plasma and airway antibody titers in both simian immunodeficiency virus-infected and naive animals.
    [Nature Microbiology]

    Full ArticlePress Release

    A Single Nanobody Neutralizes Multiple Epochally Evolving Human Noroviruses by Modulating Capsid Plasticity

    Researchers showed that a llama-derived nanobody M4 neutralized multiple GII.4 variants with high potency in human intestinal enteroids.
    [Nature Communications]

    Full Article

    HIV-1 Treatment Timing Shapes the Human Intestinal Memory B-Cell Repertoire to Commensal Bacteria

    Reesearchers investigated how treatment timing affected intestinal memory B-cell and plasmablast repertoires of HIV-1-infected humans.
    [Nature Communications]

    Full Article

    Mosaic HIV-1 Vaccination Induces Anti-viral CD8+ T Cell Functionality in the Phase I/IIa Clinical Trial APPROACH

    Investigators tested ex vivo viral inhibitory activity of T cell responses induced by a multivalent HIV vaccine based on the replication-incompetent recombinant adenovirus serotype 26 vectors with a mosaic immunogen strategy, designed for broad immune coverage of diverse HIV-1 strains.
    [Journal Of Virology]

    Full Article
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    REVIEWS

    Key Advances in Vaccine Development for Tuberculosis—Success and Challenges

    Scientists highlight the tuberculosis vaccines that are in the development pipeline and review the basis for optimism in both the clinical and preclinical space. They describe immune signatures that could act as immunological correlates of protection to facilitate the development and comparison of vaccines.
    [NPJ Vaccines]

    Full Article

    SARS-CoV-2 Evolution in the Omicron Era

    The authors review the evolutionary trajectories and processes that underpin the emergence of these lineages and identify the most prevalent sublineages. They discuss the potential origins of second-generation BA.2 lineages.
    [Nature Microbiology]

    Abstract
    INDUSTRY AND POLICY NEWS

    ContraFect Announces FDA Clearance of CF-370 IND Application to Proceed with Phase I Clinical Study

    ContraFect, Corp. announced that the US FDA completed the safety review of its Investigational New Drug (IND) application for CF-370 for the treatment of hospital-acquired bacterial pneumonia and ventilator-associated bacterial pneumonia, and concluded the company may proceed with its Phase I clinical study.
    [ContraFect, Corp.]

    Press Release
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    November 16 – 18, 2023
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    JOB OPPORTUNITIES

    Research Associate – Department of Infectious Diseases

    King’s College London – Harrow, England, United Kingdom

    Assistant Professor – Immunology

    Harvard Medical School – Boston, Massachusetts, United States

    Assistant/Associate Professor – Infectious Disease

    Medical College of Wisconsin – Milwaukee, Wisconsin, United States

    Research Opportunities – Pediatrics Infectious Diseases

    University of Washington – Medical Lake, Washington, United States

    Postdoctoral Associate – NMR-Based Metabolomics and Metabolomic Imaging

    Massachusetts General Hospital – Boston, Massachusetts, United States

    > See All Jobs

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