2,977 results found
    1. Developmental Biology
    2. Neuroscience

    A novel perivascular cell population in the zebrafish brain

    Marina Venero Galanternik et al.
    A new brain perivascular cell type in the zebrafish related to mammalian Fluorescent Granular Perithelial (FGP) cells emerges directly from endothelium during early development.
    1. Chromosomes and Gene Expression

    Paternal Effects: Like father, like son

    Claude Becker
    Exposing male mice to nicotine or cocaine enables their male offspring to cope with high doses of either, which suggests that such paternal effects are generic, rather than being a response to a specific type of stress.
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    1. Neuroscience

    Neuroplasticity: Exciting experiences make neurons less excitable

    Prakruti Nanda et al.
    Neurons in the brain of a female mouse that respond to the scent of a given male become suppressed after mating.
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    1. Cell Biology
    2. Microbiology and Infectious Disease

    Point of View: Is cell size a spandrel?

    Ariel Amir
    Analysis of experiments on bacteria suggests that the dependence of cell size on growth rate is not an adaptation but a causal consequence of a regulatory mechanism that controls DNA replication.
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    Cell Signaling: Uncovering the secret life of Rho GTPases

    Jenna A Perry, Amy Shaub Maddox
    New methods to directly visualize Rho GTPases reveal how a protein called RhoGDI regulates the activity of these 'molecular switches' at the plasma membrane.
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    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    Epigenetics: A memory of longevity

    Felicity Emerson et al.
    Worms with increased levels of the epigenetic mark H3K9me2 have a longer lifespan that can be passed down to future generations.
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