2,986 results found
    1. Neuroscience

    Stimulus relevance modulates contrast adaptation in visual cortex

    Andreas J Keller, Rachael Houlton ... Fritjof Helmchen
    Cortex dynamically regulates the flow of sensory information by suppressing responses of non-relevant stimuli through mechanisms of adaptation, while boosting sensory responses that are behaviorally important.
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    1. Neuroscience

    Divisive suppression explains high-precision firing and contrast adaptation in retinal ganglion cells

    Yuwei Cui, Yanbin V Wang ... Daniel A Butts
    The convergence of two visual pathways at the level of retinal bipolar cells accounts for key features of ganglion cell responses.
    1. Neuroscience

    Functional reallocation of sensory processing resources caused by long-term neural adaptation to altered optics

    Antoine Barbot, Woon Ju Park ... Geunyoung Yoon
    Chronic exposure to poor optical quality causes a functional reallocation of sensory processing resources that favors perceptual information less affected by the eye's optics.
    1. Computational and Systems Biology
    2. Neuroscience

    Dynamic range adaptation in primary motor cortical populations

    Robert G Rasmussen, Andrew Schwartz, Steven M Chase
    Motor neurons adjust their sensitivity to direction of movement in a manner analogous to how neurons in the visual system adjust their sensitivity to light.
    1. Neuroscience

    Synchronized amplification of local information transmission by peripheral retinal input

    Pablo D Jadzinsky, Stephen A Baccus
    Peripheral retinal input transiently amplifies information transmission from ganglion cells, dynamically allocating the resources of neural activity to times of expected high information content.
    1. Neuroscience

    First-order visual interneurons distribute distinct contrast and luminance information across ON and OFF pathways to achieve stable behavior

    Madhura D Ketkar, Burak Gür ... Marion Silies
    First-order interneurons in the Drosophila visual system are not ON or OFF pathway-specific inputs, but serve as distinct computational units that distribute different kinds of luminance and contrast information across pathways to achieve stable behavioral responses to visual stimuli.
    1. Genetics and Genomics
    2. Plant Biology

    DNA methylation in Arabidopsis has a genetic basis and shows evidence of local adaptation

    Manu J Dubin, Pei Zhang ... Magnus Nordborg
    The adaptation of Arabidopsis plants to the local environment is linked to DNA methylation.
    1. Neuroscience
    2. Physics of Living Systems

    Binocular rivalry reveals an out-of-equilibrium neural dynamics suited for decision-making

    Robin Cao, Alexander Pastukhov ... Jochen Braun
    The statistics of binocular rivalry at different combinations of image contrast is reproduced quantitatively by competing out-of-equilibrium populations of independent neural assemblies with idealized attractor dynamics.
    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. Neuroscience

    Variance adaptation in navigational decision making

    Ruben Gepner, Jason Wolk ... Marc Gershow
    Fruit fly larvae adapt their decision-making process to the variability of the environment, illuminating the structure of adaptation in the underlying neural substrates.

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