Browse our latest Microbiology and Infectious Disease articles

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    1. Microbiology and Infectious Disease

    Quantifying the relationship between SARS-CoV-2 viral load and infectiousness

    Aurélien Marc, Marion Kerioui ... Jeremie Guedj
    Viral dynamic modeling reveals the relationship between SARS-CoV-2 viral load and infectiousness and allows to anticipate the effects of variants of concern and of vaccination on transmission.
    1. Microbiology and Infectious Disease

    A Tad-like apparatus is required for contact-dependent prey killing in predatory social bacteria

    Sofiene Seef, Julien Herrou ... Tâm Mignot
    First identification of the molecular determinants driving contact-dependent predation in Myxococcus..
    1. Medicine
    2. Microbiology and Infectious Disease

    Non-nucleoside reverse transcriptase inhibitor-based combination antiretroviral therapy is associated with lower cell-associated HIV RNA and DNA levels compared to protease inhibitor-based therapy

    Alexander O Pasternak, Jelmer Vroom ... The Co-morBidity in Relation to Aids (COBRA) Collaboration
    In two independent cohorts, NNRTI-based cART regimens are associated with significantly lower cell-associated HIV RNA levels than PI-based regimens, suggesting more potent suppression of residual virus replication by NNRTI-based regimens.
    1. Microbiology and Infectious Disease
    2. Structural Biology and Molecular Biophysics

    Structural basis for diguanylate cyclase activation by its binding partner in Pseudomonas aeruginosa

    Gukui Chen, Jiashen Zhou ... Haihua Liang
    The diguanylate cyclase activity of SiaD is activated by its binding partner SiaC thourgh a dynamic mechanism of promoting the formation of active SiaD dimers.
    1. Microbiology and Infectious Disease

    In situ imaging of bacterial outer membrane projections and associated protein complexes using electron cryo-tomography

    Mohammed Kaplan, Georges Chreifi ... Grant J Jensen
    Electron cryo-tomography reveals that bacteria can form structurally-diverse outer membrane extensions with various protein complexes associated with them.
    1. Immunology and Inflammation
    2. Microbiology and Infectious Disease

    Vaccination induces rapid protection against bacterial pneumonia via training alveolar macrophage in mice

    Hao Gu, Xi Zeng ... Yun Shi
    Intranasal immunization of inactivated whole cell of some Gram-negative bacteria induces very rapid and efficient protection against bacterial pulmonary by training alveolar macrophage response, which can be harnessed to design rapid-effecting vaccine against multidrug-resistant bacteria infection.
    1. Microbiology and Infectious Disease

    Unexpected plasticity in the life cycle of Trypanosoma brucei

    Sarah Schuster, Jaime Lisack ... Markus Engstler
    Parasite life cycles may be more flexible than traditionally thought, potentially allowing single-cell infections of insect vectors and transmission between hosts even at very low parasite densities.
    1. Microbiology and Infectious Disease

    Parasite Transmission: A two-stage solution

    Fabien Guegan, Luisa Figueiredo
    The parasite that causes African sleeping sickness can be transmitted from mammals to tsetse flies in two stages of its lifecycle, rather than one as was previously thought.
    Version of Record
    Insight
    1. Chromosomes and Gene Expression
    2. Microbiology and Infectious Disease

    A nascent polypeptide sequence modulates DnaA translation elongation in response to nutrient availability

    Michele Felletti, Cédric Romilly ... Kristina Jonas
    Specific amino acids in the N-terminus of the replication initiator protein DnaA inhibit translation elongation upon carbon starvation, illustrating that the identity of the N-terminal amino acids of a protein can modulate protein synthesis yield under changing conditions.
    1. Biochemistry and Chemical Biology
    2. Microbiology and Infectious Disease

    An essential, kinetoplastid-specific GDP-Fuc: β-D-Gal α-1,2-fucosyltransferase is located in the mitochondrion of Trypanosoma brucei

    Giulia Bandini, Sebastian Damerow ... Michael AJ Ferguson
    The activity, localization, and essentiality of TbFUT1, together with its ability to complement Leishmania parasites lacking the homologous gene, suggest the presence of an uncommon and conserved mitochondrial fucosylation pathway required for kinetoplastid parasites viability.