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    1. Cell Biology
    2. Medicine

    Pigmentation: Watching hair turn grey

    Michael P Philpott
    Analysing changes in hair pigmentation may lead to a better understanding of the impacts of ‘life events’ on human biology and aging.
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  1. Executable Research Articles

    Edited by Giuliano Maciocci et al.
    eLife’s Executable Research Article lets authors include live code, data and interactive figures in their published paper.
    1. Ecology
    2. Neuroscience
    Silhouette of a zebra finch on a blue background.

    The Natural History of Model Organisms: Neurogenomic insights into the behavioral and vocal development of the zebra finch

    Mark E Hauber et al.
    The genetic and behavioral diversity of the zebra finch, both in the wild and in captivity, make it well-suited for neuroethological studies of vocal learning, culture, and social bonding.
    1. Epidemiology and Global Health
    2. Medicine

    Health: Going beyond lifestyle factors

    Milagros Ruiz
    Wealth and inequality impact blood pressure in a population with the lowest risk of heart disease in the world.
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    1. Neuroscience

    Antidepressants: Where ketamine and dopamine collide

    David J Marcus, Michael R Bruchas
    Ketamine strengthens connections between two brain regions that are involved in the production and regulation of dopamine, which may explain how the drug can alleviate depression.
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    1. Biochemistry and Chemical Biology

    Membrane Fusion: Molecular machinery turns full circle

    Josep Rizo et al.
    Two proteins called Sec17 and Sec18 may have a larger role in membrane fusion than is commonly assumed in textbook models.
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    1. Medicine

    eLife and Medicine: Rigorous review and editorial oversight of clinical preprints

    Mone Zaidi et al.
    Research in many different areas of medicine will benefit from new approaches to peer review and publishing.
    Editorial
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    1. Microbiology and Infectious Disease
    2. Plant Biology

    Bacterial Blooms: The social life of cyanobacteria

    Conrad W Mullineaux, Annegret Wilde
    The cyanobacterium Synechocystis secretes a specific sulphated polysaccharide to form floating cell aggregates.
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    1. Ecology
    2. Plant Biology

    Plant Ecology: Getting the metabolites right

    Arthur Korte
    A study of almost 800 Arabidopsis thaliana plants from across Europe reveals how the environment and evolutionary pressures shape their metabolites.
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    1. Genetics and Genomics

    Science Forum: The critical importance of vouchers in genomics

    Janet C Buckner et al.
    Geneticists should include links to and information about permanently preserved voucher specimens on genome databases and publications.