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    1. Physics of Living Systems

    Bacteria: Bringing cells to the edge

    Teng Wang, Lingchong You
    A network of open channels allows cells and molecular cargo to travel from the center to the periphery of lab-grown colonies of Pseudomonas aeruginosa, helping to eradicate competing species.
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    1. Evolutionary Biology
    2. Microbiology and Infectious Disease

    Evolution: A life LINE for large viruses

    Eugene V Koonin, Mart Krupovic
    As long suspected, poxviruses capture host genes through a reverse-transcription process now shown to be mediated by retrotransposons.
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    1. Neuroscience
    2. Structural Biology and Molecular Biophysics

    Neurotransmission: Unmasking a two-faced protein

    Ivan Maslov, Jelle Hendrix
    Single-molecule fluorescence spectroscopy and molecular dynamics simulations illuminate the structure and dynamics of PSD-95, a protein involved in neural plasticity.
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    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    Heterochromatin: More than just an inert dense region

    Abdou Akkouche, Emilie Brasset
    A newly discovered protein helps define a subset of heterochromatin regions that can silence harmful mobile genetic elements in the genome of fruit flies.
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    1. Biochemistry and Chemical Biology
    2. Chromosomes and Gene Expression

    Histones: A new route to the nucleus

    Hongyu Bao, Hongda Huang
    A newly discovered pathway suggests histone proteins H3 and H4 are imported into the nucleus as individual units rather than joined together as heterodimers as was previously thought.
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    1. Evolutionary Biology

    Cave Bacteria: Illuminating a new path to multicellularity

    Sayantan Datta, William C Ratcliff
    A new species of multicellular bacteria broadens our understanding of prokaryotic multicellularity and provides insight into how multicellular organisms arise.
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    1. Ecology
    2. Evolutionary Biology

    Group Size: The balance of the sexes

    Ralf HJM Kurvers, Lysanne Snijders
    A large-scale experiment demonstrates sex differences in cooperation and competition that can explain group size variation in ostriches.
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    1. Genetics and Genomics

    Allorecognition: Knowing friend from foe

    Magnus Hallas-Møller, Katja S Johansen
    How does a protein at the cell wall determine if a newly encountered fungus is safe to fuse with?
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    1. Epidemiology and Global Health
    2. Evolutionary Biology

    Transmission Histories: Traversing missing links in the spread of HIV

    Erin Brintnell, Art Poon
    Combining clinical and genetic data can improve the effectiveness of virus tracking with the aim of reducing the number of HIV cases by 2030.
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    1. Neuroscience

    Developmental Language Disorder: What happens in the brain?

    Faye Smith, Timothy D Griffiths
    A new imaging method reveals previously undetected structural differences that may contribute to developmental language disorder.
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