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    1. Neuroscience
    2. Structural Biology and Molecular Biophysics

    Modulation of the Erwinia ligand-gated ion channel (ELIC) and the 5-HT3 receptor via a common vestibule site

    Marijke Brams, Cedric Govaerts ... Chris Ulens
    Development of nanobodies against a model pentameric ligand-gated ion channel demonstrates they can be functionally active as negative or positive allosteric modulators and offers opportunities for future drug development.
    1. Neuroscience

    Morphine disinhibits glutamatergic input to VTA dopamine neurons and promotes dopamine neuron excitation

    Ming Chen, Yanfang Zhao ... Ping Zheng
    Experiments examining the actions of morphine on single neurons from one of the brain's reward centers, the VTA, reveal the mechanism by which the drug exerts its hedonic effects.
    1. Developmental Biology

    Calcium handling precedes cardiac differentiation to initiate the first heartbeat

    Richard CV Tyser, Antonio MA Miranda ... Paul R Riley
    High-resolution live imaging reveals how and when the mouse heart first starts to beat during development and how the onset of beating impacts on heart muscle cell maturation and heart formation.
    1. Biochemistry and Chemical Biology

    The mechanism of error induction by the antibiotic viomycin provides insight into the fidelity mechanism of translation

    Mikael Holm, Chandra Sekhar Mandava ... Suparna Sanyal
    The antibiotic viomycin induces errors during initial codon selection by the ribosome by locking the monitoring bases in their active conformation.
    1. Structural Biology and Molecular Biophysics
    2. Cell Biology

    Assembly and positioning of actomyosin rings by contractility and planar cell polarity

    Ivonne M Sehring, Pierre Recho ... Di Jiang
    Contractility wins over the polarity pathway in a tug-of-war to position a cytokinesis-like actomyosin ring at the equator of notochord cells.
    1. Microbiology and Infectious Disease

    Ribonucleotide reductase, a novel drug target for gonorrhea

    Jana Narasimhan, Suzanne Letinski ... Arthur Branstrom
    Novel small molecule inhibitors act against Neisseria including multi-drug resistant isolates by uniquely targeting RNR thereby enabling single pathogen therapy whilst sparing the microbiome.
    1. Neuroscience

    Cannabidiol activates neuronal Kv7 channels

    Han-Xiong Bear Zhang, Laurel Heckman ... Bruce P Bean
    The phytocannabinoid cannabidiol, an antiepileptic agent whose molecular targets are unclear, was found to potently enhance current carried by cloned human Kv7.2/7.3 channels and native M-current in mouse and rat neurons.
    1. Neuroscience

    Catecholaminergic challenge uncovers distinct Pavlovian and instrumental mechanisms of motivated (in)action

    Jennifer C Swart, Monja I Froböse ... Hanneke EM den Ouden
    Motivational coupling of action to reward and inhibition to punishment is subserved by dissociable learning and choice processes, and is modulated by dopamine/noradrenaline transporter blockade.
    1. Developmental Biology

    Reciprocal and dynamic polarization of planar cell polarity core components and myosin

    Erin Newman-Smith, Matthew J Kourakis ... William C Smith
    Planar cell polarity (PCP) components and myosin show a parallel temporal polarization in the Ciona notochord and the mutual interaction between these proteins is required for proper tissue-wide polarity.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    A molecular tweezer antagonizes seminal amyloids and HIV infection

    Edina Lump, Laura M Castellano ... Jan Münch
    CLR01 is a small molecule that could be an effective topical microbicide to eliminate HIV (and other enveloped viruses), and to antagonize host-encoded amyloid fibrils that promote HIV infection.