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    1. Biochemistry and Chemical Biology

    Ammonium Transporters: A molecular dual carriageway

    William J Allen, Ian Collinson
    In order to enter a cell, an ammonium ion must first dissociate to form an ammonia molecule and a hydrogen ion (a proton), which then pass through the cell membrane separately and recombine inside.
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    1. Neuroscience

    Learning: Hippocampal neurons wait their turn

    Yuan Gao, Ian Davison
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  1. Point of View: The writing on the wall

    Henry R Bourne
    The biomedical research enterprise in the US has become unsustainable and urgent action is needed to address a variety of problems.
    1. Epidemiology and Global Health

    Aging and Geroscience: Putting epigenetic biomarkers to the test for clinical trials

    Jamie N Justice, Stephen B Kritchevsky
    Reliable biomarkers are needed to test the effectiveness of interventions intended to improve health and extend lifespan.
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  2. Scientist and Parent: Planning during pregnancy

    Bridget M Kuehn
    Colleagues, funders and institutions can support pregnant researchers in a variety of ways.
    1. Cell Biology
    2. Ecology
    Chlamydomonas illustration

    The Natural History of Model Organisms: From molecular manipulation of domesticated Chlamydomonas reinhardtii to survival in nature

    Severin Sasso et al.
    Dubbed the 'green yeast', the model alga C. reinhardtii has profoundly advanced many areas of biology, but much remains to be learnt about its life in the wild.
    1. Neuroscience

    Point of View: Predictive regulation and human design

    Peter Sterling
    Why does the human regulatory system, which evolution tuned for small satisfactions, now constantly demand 'more'?
    1. Developmental Biology
    2. Plant Biology

    Plant Reproduction: Shaping the genome of plants

    Ajeet Chaudhary et al.
    Fertilization of an egg cell by more than one sperm cell can produce viable progeny in a flowering plant.
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    1. Neuroscience

    Neuroimaging: Whole-brain imaging reaches new heights (and lengths)

    Alexandre Albanese, Kwanghun Chung
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