12,934 results found
    1. Cell Biology
    2. Neuroscience

    Hypoxia-inducible factor cell non-autonomously regulates C. elegans stress responses and behavior via a nuclear receptor

    Corinne L Pender, H Robert Horvitz
    The hypoxia-inducible factor HIF drives transcription of the gene cyp-36A1, which encodes a cytochrome P450 enzyme that acts via a putative intercellular signal to regulate the nuclear receptor NHR-46 and consequently stress resistance and behavior.
    1. Neuroscience

    Alcoholism gender differences in brain responsivity to emotional stimuli

    Kayle S Sawyer, Nasim Maleki ... Marlene Oscar-Berman
    Neuroimaging shows brain responses to emotional pictures are more diminished in alcoholic men than in alcoholic women, implicating gender-related mechanisms of addiction.
    1. Developmental Biology
    2. Chromosomes and Gene Expression

    H3K27 modifications define segmental regulatory domains in the Drosophila bithorax complex

    Sarah K Bowman, Aimee M Deaton ... Welcome Bender
    Segment-specific boundaries of histone modifications reveal the regulatory logic of a classic developmental control region.
    1. Evolutionary Biology
    2. Microbiology and Infectious Disease

    Globally defining the effects of mutations in a picornavirus capsid

    Florian Mattenberger, Victor Latorre ... Ron Geller
    Comprehensive analyses of how mutations in a picornavirus capsid affect viral fitness provide novel insights into viral biology, evolution, and host interactions.
    1. Chromosomes and Gene Expression

    Epigenetics: Linking environmental factors and gene regulation

    Signe Penner-Goeke, Elisabeth B Binder
    A technique called mSTARR-seq sheds light on how DNA methylation may shape responses to external stimuli by altering the activity of sequences that control gene expression.
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    1. Evolutionary Biology

    Fitness variation across subtle environmental perturbations reveals local modularity and global pleiotropy of adaptation

    Grant Kinsler, Kerry Geiler-Samerotte, Dmitri A Petrov
    A set of adaptive mutations affect only a small number of phenotypes that matter in the evolution condition, and yet contain substantial latent functional diversity revealed in distant environments.
    1. Genetics and Genomics
    2. Neuroscience

    Neuronal calmodulin levels are controlled by CAMTA transcription factors

    Thanh Thi Vuong-Brender, Sean Flynn ... Mario de Bono
    CAMTA transcription factors are evolutionarily conserved regulators of neuronal levels of the major Ca2+ sensor calmodulin.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Functional instability allows access to DNA in longer transcription Activator-Like effector (TALE) arrays

    Kathryn Geiger-Schuller, Jaba Mitra ... Doug Barrick
    Single molecule DNA-binding trajectories and deterministic modeling analyses demonstrate a functional role for high energy partly folded states in Transcription Activator-Like Effectors that could improve future TALEN design.
    1. Neuroscience

    Increased cortical plasticity leads to memory interference and enhanced hippocampal-cortical interactions

    Irene Navarro Lobato, Adrian Aleman-Zapata ... Lisa Genzel
    Increasing cortical plasticity leads to better one-trial memory but more interference effects on semantic-like memory.
    1. Neuroscience

    Courtship behaviour reveals temporal regularity is a critical social cue in mouse communication

    Catherine Perrodin, Colombine Verzat, Daniel Bendor
    A behavioural paradigm demonstrates that during courtship song preference by female mice relies on the temporal regularity of the male's production of song syllables.

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