5,025 results found
    1. Cell Biology
    2. Genetics and Genomics

    Full-length direct RNA sequencing uncovers stress granule-dependent RNA decay upon cellular stress

    Showkat Ahmad Dar, Sulochan Malla ... Manolis Maragkakis
    Cellular stress induces RNA decay that depends on stress granule assembly and is mediated by XRN1, independent of poly(A) tail and 5' cap removal.
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    Distinct transcriptional responses elicited by unfolded nuclear or cytoplasmic protein in mammalian cells

    Yusuke Miyazaki, Ling-chun Chen ... Thomas J Wandless
    A new unfolded protein response has been discovered that is distinct from the heat shock response and protects mammalian cells from proteotoxic stress.
    1. Computational and Systems Biology
    2. Genetics and Genomics

    New insights into the cellular temporal response to proteostatic stress

    Justin Rendleman, Zhe Cheng ... Christine Vogel
    A time-resolved analysis of protein and RNA concentrations and interactions during proteostasis stress highlights the dominant role of translation regulation and a shift of energy metabolism.
    1. Computational and Systems Biology

    Distributing tasks via multiple input pathways increases cellular survival in stress

    Alejandro A Granados, Matthew M Crane ... Peter S Swain
    Single-cell experiments and mathematical modelling show that cellular signalling networks are vulnerable to trade-offs in speed versus accuracy, but that these vulnerabilities can be overcome by distributing the two tasks to different, although interacting, subnetworks.
    1. Cancer Biology
    2. Cell Biology

    Cavin3 released from caveolae interacts with BRCA1 to regulate the cellular stress response

    Kerrie-Ann McMahon, David A Stroud ... Robert G Parton
    Cavin3 associates with BRCA1 upon disassembly of caveolae in response to mechanical and non-mechanical stressors to influence DNA repair and apoptosis.
    1. Cell Biology

    Modeling single-cell phenotypes links yeast stress acclimation to transcriptional repression and pre-stress cellular states

    Andrew C Bergen, Rachel A Kocik ... Audrey P Gasch
    Counterintuitively, activation of the transcriptional repressor of growth-promoting genes is important for yeast cell acclimation to salt stress, such that cells with larger activation of the repressor tend to have faster growth acclimation after stress.
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    Hepatic conversion of acetyl-CoA to acetate plays crucial roles in energy stress

    Jinyang Wang, Yaxin Wen ... Qinxi Li
    Acetate concentration, which is significantly increased in association with energy stresses such as those that occur with diabetes or starvation, is emerging as a novel 'ketone body' with potential as a parameter for evaluating the progression of energy stress.
    1. Cell Biology

    Metformin alleviates stress-induced cellular senescence of aging human adipose stromal cells and the ensuing adipocyte dysfunction

    Laura Le Pelletier, Matthieu Mantecon ... Veronique Bereziat
    Aging is associated with stress-induced senescence of adipose stromal cells, leading to impaired adipogenesis, oxidative stress, mitochondrial dysfunction, and insulin resistance, all being alleviated by metformin treatment of adipose stromal cells.
    1. Cell Biology
    2. Medicine

    Increase of cell surface vimentin is associated with vimentin network disruption and subsequent stress-induced premature senescence in human chondrocytes

    Jana Riegger, Rolf E Brenner
    Disruption of the intracellular vimentin network upon cellular stress results in enhanced cell surface vimentin on human osteoarthritic chondrocytes and might represent a novel membrane-associated marker of stress-induced premature senescence.
    1. Cancer Biology
    2. Immunology and Inflammation

    Tissue-autonomous immune response regulates stress signaling during hypertrophy

    Robert Krautz, Dilan Khalili, Ulrich Theopold
    The immune effector Drosomycin buffers stress signaling in hypertrophic salivary glands to inhibit their disintegration, detection by the cellular immune response, and promotes further overgrowth.

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