12,061 results found
    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    Decapping factor Dcp2 controls mRNA abundance and translation to adjust metabolism and filamentation to nutrient availability

    Anil Kumar Vijjamarri, Xiao Niu ... Alan G Hinnebusch
    The yeast mRNA decapping enzyme Dcp1/Dcp2 repressses many genes whose products are required on poor carbon or nitrogen sources in nutrient-replete cells by mRNA decapping and degradation or translational repression, adding post-transcriptional controls to the transcriptional repression of these functions.
    1. Neuroscience

    Hippocampal place cell remapping occurs with memory storage of aversive experiences

    Garrett J Blair, Changliang Guo ... Hugh T Blair
    Imaging of neurons within the hippocampus, a memory region of the brain, reveals how the brain updates memories during different learning conditions compared to when learning is blocked by amnestic drugs.
    1. Neuroscience

    Pre-saccadic remapping relies on dynamics of spatial attention

    Martin Szinte, Donatas Jonikaitis ... Heiner Deubel
    To see the world stable across saccades, the brain compensates retinal shifts induced by the movements, pre-saccadic maps of sensitivity reveal that this process takes time and follows attentional dynamics.
    1. Neuroscience

    Complex pattern of facial remapping in somatosensory cortex following congenital but not acquired hand loss

    Victoria Root, Dollyane Muret ... Tamar R Makin
    Both hand and face representations remain relatively stable after arm amputation in adulthood, with no link to phantom limb pain, whereas pre-natal limb loss triggers complex patterns of remapping that do not relate to cortical topography.
    1. Chromosomes and Gene Expression

    General decapping activators target different subsets of inefficiently translated mRNAs

    Feng He, Alper Celik ... Allan Jacobson
    Dhh1, Pat1, and Lsm1 target subsets of cellular mRNAs for decapping via interactions of these regulatory proteins with the C-terminal domain of Dcp2, the catalytic component of the decapping enzyme.
    1. Biochemistry and Chemical Biology
    2. Chromosomes and Gene Expression

    Human DCP1 is crucial for mRNA decapping and possesses paralog-specific gene regulating functions

    Ting-Wen Chen, Hsiao-Wei Liao ... Chung-Te Chang
    For mRNA decapping by enhancing DCP2's mRNA-binding affinity and regulating distinct biological processes through DCP1a and DCP1b, human DCP1 is essential.
    1. Genetics and Genomics

    Whole-organism eQTL mapping at cellular resolution with single-cell sequencing

    Eyal Ben-David, James Boocock ... Leonid Kruglyak
    The effect of genetic variation on gene expression can be specific down to the level of individual cells.
    1. Neuroscience

    Mapping dopaminergic projections in the human brain with resting-state fMRI

    Marianne Oldehinkel, Alberto Llera ... Christian F Beckmann
    A functional connectivity gradient in striatum is obtained that maps onto DaT SPECT-derived dopaminergic projections and thereby likely provides a new biomarker for investigating dopaminergic (dys)function in the human brain.
    1. Evolutionary Biology
    2. Genetics and Genomics

    Barcoded bulk QTL mapping reveals highly polygenic and epistatic architecture of complex traits in yeast

    Alex N Nguyen Ba, Katherine R Lawrence ... Michael M Desai
    A bulk barcoded quantitative trait locus approach increases the power and resolution of genotype-phenotype mapping in yeast, revealing that the genetic architecture of 18 complex traits is highly polygenic, and is characterized by widespread epistatic interactions and pleiotropic effects.
    1. Chromosomes and Gene Expression

    High-resolution mapping of heteroduplex DNA formed during UV-induced and spontaneous mitotic recombination events in yeast

    Yi Yin, Margaret Dominska ... Thomas D Petes
    Genome-wide mapping of heteroduplex DNA (a recombination intermediate) formed during mitotic recombination in yeast demonstrates that the "classical" model of double-strand DNA break repair is inadequate to explain several aspects of mitotic recombination.

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