1,438 results found
    1. Evolutionary Biology
    2. Genetics and Genomics

    The evolutionary plasticity of chromosome metabolism allows adaptation to constitutive DNA replication stress

    Marco Fumasoni, Andrew W Murray
    Evolutionary adaptation to a constitutive perturbation of DNA replication reveals that adaptive mutations in three conserved pathways interact to restore faithful chromosome replication and segregation.
    1. Cell Biology
    2. Chromosomes and Gene Expression

    Overcoming the cytoplasmic retention of GDOWN1 modulates global transcription and facilitates stress adaptation

    Zhanwu Zhu, Jingjing Liu ... Bo Cheng
    Human GDOWN1 is identified as an extremely tightly controlled nucleocytoplasmic shuttling protein, and its translocation into the nucleus plays a crucial role in modulating the global transcription and facilitating the cellular adaptation to certain stresses.
    1. Evolutionary Biology
    2. Genetics and Genomics

    Intergenerational adaptations to stress are evolutionarily conserved, stress-specific, and have deleterious trade-offs

    Nicholas O Burton, Alexandra Willis ... Eric A Miska
    Intergenerational adaptations to stress play a critical role in organismal responses to changing environments and are largely lost or erased after one generation.
    1. Neuroscience

    Social dominance mediates behavioral adaptation to chronic stress in a sex-specific manner

    Stoyo Karamihalev, Elena Brivio ... Alon Chen
    Social dominance has opposing effects on behavior following stress in male vs. female mice indicating an important role in sex differences in the stress response.
    1. Cell Biology

    Control of brown adipose tissue adaptation to nutrient stress by the activin receptor ALK7

    Patricia Marmol, Favio Krapacher, Carlos F Ibáñez
    The activin receptor ALK7 regulates the adaptation of brown adipose tissue to nutrient availability by preventing over-activation of signaling pathways induced by fasting, allowing appropriate response to cold exposure.
    1. Computational and Systems Biology
    2. Genetics and Genomics

    Hyperosmotic stress memory in Arabidopsis is mediated by distinct epigenetically labile sites in the genome and is restricted in the male germline by DNA glycosylase activity

    Anjar Wibowo, Claude Becker ... Jose Gutierrez-Marcos
    Transient adaptation to environmental fluctuations in plants is mediated through discrete epigenetic changes.
    1. Cell Biology

    Hsf1 and the molecular chaperone Hsp90 support a ‘rewiring stress response’ leading to an adaptive cell size increase in chronic stress

    Samarpan Maiti, Kaushik Bhattacharya ... Didier Picard
    Human cells adapt to chronic mild stresses, such as slightly elevated temperature, by getting larger in a process that couples increased translation to increased cell size in an Hsp90-dependent manner.
    1. Cell Biology
    2. Computational and Systems Biology

    Nonlinear feedback drives homeostatic plasticity in H2O2 stress response

    Youlian Goulev, Sandrine Morlot ... Gilles Charvin
    Nonlinear H2O2 scavenging by peroxiredoxins drives acquired stress resistance and replicative lifespan hormesis.
    1. Physics of Living Systems

    Vein fate determined by flow-based but time-delayed integration of network architecture

    Sophie Marbach, Noah Ziethen ... Karen Alim
    Relative hydraulic resistance, shear rate, and pressure in a vascular network integrate the network's architecture via fluid flow, and determine vein dynamics, with a time delay, in the prototypical organism Physarum polycephalum.
    1. Cell Biology
    2. Genetics and Genomics

    Genetically controlled mtDNA deletions prevent ROS damage by arresting oxidative phosphorylation

    Simon Stenberg, Jing Li ... Jonas Warringer
    Yeast cells adapt to harmful superoxide generated during mitochondrial oxidative phosphorylation by arresting respiration through mtDNA deletions whose emergence depend on superoxide dismutase 2 and the retrograde pathway.

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