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    1. Neuroscience

    Motor Performance: Acetylcholine in action

    Erin M Wall, Sarah C Woolley
    The neurotransmitter acetylcholine influences how male finches perform courtship songs by acting on a region of the premotor cortex called HVC.
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    1. Cancer Biology
    2. Genetics and Genomics

    Tumor Evolution: Finding the mutations that drive resistance

    Nadine Bley
    Mutations that allow tumors to evolve and become resistant to treatment can be readily identified with a new sequencing approach.
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    1. Computational and Systems Biology
    2. Immunology and Inflammation

    Immunogenetics: Untangling the immune basis of disease susceptibility

    Ruy M Ribeiro, Luis Graca
    Interactions between immune cell receptors and proteins that determine disease susceptibility shed light on how different arms of the immune system are involved in three viral infections and Crohn's disease.
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    1. Cell Biology

    Bone: A role for fat precursors in the marrow

    Noriaki Ono
    A group of cells that can become adipocytes controls the formation of blood vessels in the bone marrow, and also regulates the differentiation of resident mesenchymal progenitor cells.
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    1. Microbiology and Infectious Disease

    Bacteria: Driving polar growth

    Neeraj Dhar
    Profiling the phenotype of 200,000 mutants revealed a new cofactor that may help a group of rod-shaped bacteria elongate and grow.
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    1. Human Biology and Medicine

    Drug Discovery: From worms to fish to mice

    Guy M Benian, Hyojung J Choo
    An multi-species approach can be used to identify small molecules with properties that might prove useful for the treatment of some neuromuscular diseases.
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    1. Stem Cells and Regenerative Medicine

    Stem Cells: Encouraging cartilage production

    H Scott Stadler
    A long non-coding RNA called GRASLND is essential to help stem cells create stable cartilage.
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    1. Genetics and Genomics
    2. Neuroscience

    Brain Development: Why the young sleep longer

    Budhaditya Chowdhury, Orie T Shafer
    A transcription factor helps young flies to sleep longer by delaying the maturation of a neural network that controls sleep.
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    1. Human Biology and Medicine

    Aging: Searching for the genetic key to a long and healthy life

    Joris Deelen
    A study of over 40,000 individuals suggests that carrying a small number of ultra-rare genetic variants is associated with a longer lifespan.
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    1. Neuroscience

    Computational Neuroscience: Finding patterns in cortical responses

    Alessandro Sanzeni, Mark H Histed
    Simulations predict a paradoxical effect that should be revealed by patterned stimulation of the cortex.
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