Immunology of Infectious Disease News Volume 10.30 | Aug 3 2022

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    2022-08-03 | IIDN 10.30


    Immunology of Infectious Disease News by STEMCELL Technologies
    Vol. 10.30 – 3 August, 2022
    TOP STORY

    Mitochondrial ROS Promotes Susceptibility to Infection via Gasdermin D-Mediated Necroptosis

    Researchers suggested a pivotal role for gasdermin D as an executer of multiple cell death pathways and demonstrated that mitochondrial dysfunction could direct immune outcomes via cell death modality switching.
    [Cell]

    AbstractGraphical Abstract

    Find out the estimated cell frequencies and percentages of more than 35 cell types in normal human blood-related sources.
    PUBLICATIONSRanked by the impact factor of the journal

    SARS-CoV-2 mRNA Vaccination Elicits Robust Antibody Responses in Children

    The authors deeply profiled the vaccine-induced humoral immune response in 6 to 11 year old children receiving either a pediatric or adult dose of the mRNA-1273 vaccine and compared these responses to vaccinated adults, infected children, and children that experienced multisystem inflammatory syndrome in children.
    [Science Translational Medicine]

    Full Article

    APOE Interacts with ACE2 Inhibiting SARS-CoV-2 Cellular Entry and Inflammation in COVID-19 Patients

    Scientists showed that serum concentrations of apolipoprotein E (APOE) correlated inversely with levels of cytokine/chemokine in 73 COVID-19 patients.
    [Signal Transduction and Targeted Therapy]

    Full Article

    Vaccine-Associated Enhanced Respiratory Pathology in COVID-19 Hamsters after TH2-Biased Immunization

    To investigate the potential for vaccine-associated enhanced respiratory disease induction in COVID-19, the authors evaluated two vaccine leads utilizing a severe hamster infection model: a TH1-biased measles vaccine-derived candidate and a TH2-biased alum-adjuvanted, non-stabilized Spike protein.
    [Cell Reports]

    AbstractFull ArticleGraphical Abstract

    Ancestral SARS-CoV-2, but Not Omicron, Replicates Less Efficiently in Primary Pediatric Nasal Epithelial Cells

    Investigators used primary nasal epithelial cells (NECs) from children and adults, differentiated at an air–liquid interface to show that the ancestral SARS-CoV-2 replicated to significantly lower titers in the NECs of children compared to those of adults.
    [PLoS Biology]

    Full Article

    Optimized Intramuscular Immunization with VSV-Vectored Spike Protein Triggers a Superior Immune Response to SARS-CoV-2

    Intramuscular immunization was enhanced by trans-complementation of the vesicular stomatitis virus (VSV)-vectored vaccines by the VSV glycoprotein and led to protection from COVID-19, although not achieving sterilizing immunity.
    [NPJ Vaccines]

    Full Article

    Rational Development of a Combined mRNA Vaccine against COVID-19 and Influenza

    Researchers developed and characterized a novel mRNA vaccine encoding the HA antigen of influenza A virus, termed ARIAV. Then, ARIAV was combined with their COVID-19 mRNA vaccine ARCoV, which encoded the receptor-binding domain of the SARS-CoV-2 S protein, to formulate the final combined vaccine, AR-CoV/IAV.
    [NPJ Vaccines]

    Full Article

    PD-1 Directed Immunotherapy Alters Tfh and Humoral Immune Responses to Seasonal Influenza Vaccine

    Scientists examined the impact of anti-PD-1 immunotherapy on the helper CD4 T cells (Tfh)–B cell axis responding to unrelated viral antigens.
    [Nature Immunology]

    Full Article

    Combined Comparative Genomics and Clinical Modeling Reveals Plasmid-Encoded Genes Are Independently Associated with Klebsiella Infection

    The authors identified several genes reproducibly associated with progression to infection in patients colonized by diverse Klebsiella.
    [Nature Communications]

    Full Article

    CAF08 Adjuvant Enables Single Dose Protection against Respiratory Syncytial Virus Infection in Murine Newborns

    Investigators showed application of cationic adjuvant formulation CAF08, a liposomal vaccine formulation tailored to induce Th 1 immunity in early life via synergistic engagement of Toll-like Receptor 7/8 and the C-type lectin receptor Mincle.
    [Nature Communications]

    Full Article

    FACT Subunit SUPT16H Associates with BRD4 and Contributes to Silencing of Interferon Signaling

    The authors unraveled the previously un-appreciated role of facilitates chromatin transcription (FACT) complex in coordinating with BRD4 and regulating interferon signaling in both epithelial and NK cells, and also proposed the novel application of the FACT inhibitor CBL0137 to treat viral infections.
    [Nucleic Acids Research]

    Full Article

    Protective Anti-GB Neutralizing Antibodies Targeting Two Vulnerable Sites for EBV-Cell Membrane Fusion

    Scientists isolated two Epstein-Barr virus (EBV) glycoprotein B (gB)-specific neutralizing antibodies, 3A3 and 3A5; both effectively neutralized the dual-tropic EBV infection of B and epithelial cells.
    [Proceedings of the National Academy of Sciences of the United States of America]

    Full Article

    Lymph-Derived Chemokines Direct Early Neutrophil Infiltration in the Lymph Nodes upon Staphylococcus aureus Skin Infection

    Researchers found that lymphatic vessel occlusion substantially reduced neutrophil recruitment to the lymph node (LN). Lymphatic vessels effectively transported bacteria and proinflammatory chemokines to the LN.
    [Proceedings of the National Academy of Sciences of the United States of America]

    Full Article

    Genome-Wide Functional Analysis Reveals Key Roles for Kinesins in the Mammalian and Mosquito Stages of the Malaria Parasite Life Cycle

    Scientists describe a genome-wide screen of Plasmodium kinesins, revealing diverse subcellular locations and functions in spindle assembly, axoneme formation, and cell morphology.
    [PLoS Biology]

    Full ArticlePress Release

    With ImmunoCultâ„¢ Dendritic Cell Culture Kit, you can generate immature, as well as mature, dendritic cells from human monocytes.
    REVIEWS

    Nanosponges: An Overlooked Promising Strategy to Combat SARS-CoV-2

    Investigators discuss recent advances pertaining to antiviral delivery and inhibitory effects of nanosponges against SARS-CoV-2, focusing on important challenges and opportunities.
    [Drug Discovery Today]

    Full ArticleGraphical Abstract

    Inflammasomes as Mediators of Inflammation in HIV-1 Infection

    The authors provide an overview of the inflammatory pathway that underlies HIV-1 infection, explicitly highlighting the role of the NLRP3 inflammasome.
    [Translational Research]

    Abstract

    HIV DNA Sequencing to Detect Archived Antiretroviral Drug Resistance

    There is growing interest in exploring how archived drug resistance-associated mutations modulate antiretroviral treatment outcomes and therefore how the sequencing of cellular HIV DNA may aid treatment decisions.
    [Infectious Diseases and Therapy]

    Full Article

    INDUSTRY AND POLICY NEWS

    Sunshine Biopharma Increases Support for Anti-Coronavirus Collaborative Research with the University of Arizona

    Sunshine Biopharma, Inc. announced that it has agreed to provide additional resources to the University of Arizona R. Ken Coit College of Pharmacy for the purposes of accelerating the development of novel PLpro inhibitors currently underway.
    [Sunshine Biopharma, Inc.]

    Press Release

    Pfizer and BioNTech Advance COVID-19 Vaccine Strategy With Study Start of Next-Generation Vaccine Candidate Based on Enhanced Spike Protein Design

    Pfizer, Inc. and BioNTech SE announced that the companies have initiated a randomized, active-controlled, observer-blind, Phase II study to evaluate the safety, tolerability, and immune response of an enhanced COVID-19 mRNA-based vaccine candidate at a 30 µg dose level.
    [Pfizer, Inc.]

    Press Release

    As Pandemics Collide, Push to End AIDS Stumbles

    The world’s response to the five-decade-old HIV/AIDS pandemic is faltering badly in the face of declines in spending and the COVID-19 pandemic, according to annual update from the Joint United Programme on HIV/AIDS.
    [ScienceInsider]

    Press Release

    FEATURED EVENT

    The Translational Neuroimmunology Conference: From Bench to Bedside and Back

    August 28 – September 2, 2022
    Asheville, North Carolina, United States

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    JOB OPPORTUNITIES

    Lecturer/Senior Lecturer – Immunomodulation

    King’s College London – London, United Kingdom

    Faculty Position – Immunology of Infectious Diseases

    University of Wisconsin-Madison – Madison, Wisconsin, United States

    Research Scientist – Inflammation

    Gilead Sciences, Inc. – Foster City, California, United States

    Postdoctoral Fellow – Computational Approaches Focused on the Lung Microbiome

    Wellcome Sanger Institute – Cambridge, England, United Kingdom

    Associate Professor – Thematic Research Programs

    The Chinese University of Hong Kong – Hong Kong, China

    > See All Jobs

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