Results 31 to 40 of about 806,487 (169)

Division of cortical cells is regulated by auxin in Arabidopsis roots

open access: yesFrontiers in Plant Science, 2022
The root cortex transports water and nutrients absorbed by the root epidermis into the vasculature and stores substances such as starch, resins, and essential oils. The cortical cells are also deeply involved in determining epidermal cell fate.
Huijin Kim   +4 more
doaj   +1 more source

Wisteria Floribunda Agglutinin-Labeled Perineuronal Nets in the Mouse Inferior Colliculus, Thalamic Reticular Nucleus and Auditory Cortex

open access: yesBrain Sciences, 2016
Perineuronal nets (PNNs) are specialized extracellular matrix molecules that are associated with the closing of the critical period, among other functions. In the adult brain, PNNs surround specific types of neurons, however the expression of PNNs in the
Sarah M. Fader   +3 more
doaj   +1 more source

Cortical astrocytes independently regulate sleep depth and duration via separate GPCR pathways

open access: yeseLife, 2021
Non-rapid eye movement (NREM) sleep, characterized by slow-wave electrophysiological activity, underlies several critical functions, including learning and memory. However, NREM sleep is heterogeneous, varying in duration, depth, and spatially across the
Trisha V Vaidyanathan   +4 more
doaj   +1 more source

The insular cortex [PDF]

open access: yesCurrent Biology, 2017
Whether you see the person you are in love with, try to listen to your own heartbeat, suffer from a headache, or crave for a chocolate cookie, one part of your brain is sure to increase its activity strongly: the insular cortex. The insular cortex, or 'insula' for short, is part of the cerebral cortex. J.C.
openaire   +4 more sources

Inhibition mediated by group III metabotropic glutamate receptors regulates habenula activity and defensive behaviors

open access: yesNature Communications
Inhibition plays a key role in brain functions. While typically linked to GABA, inhibition can be induced by glutamate via metabotropic glutamate receptors (mGluRs). Here, we investigated the role of mGluR-mediated inhibition in the habenula, a conserved,
Anna Maria Ostenrath   +13 more
doaj   +1 more source

The Cytoarchitecture of the Tectal-Related Pallium of Squirrelfish, Holocentrus sp.

open access: yesFrontiers in Neuroanatomy, 2022
The squirrelfish, which live in visually complex coral reefs, have very large eyes and a special dual-system “day and night vision” retina. They also have atypical expansions of brain areas involved in processing visual information.
Leo S. Demski, Joel A. Beaver
doaj   +1 more source

Sialic acid accelerates the electrophoretic velocity of injured dorsal root ganglion neurons

open access: yesNeural Regeneration Research, 2015
Peripheral nerve injury has been shown to result in ectopic spontaneous discharges on soma and injured sites of sensory neurons, thereby inducing neuropathic pain.
Chen-xu Li   +3 more
doaj   +1 more source

Early Actions of Neurotransmitters During Cortex Development and Maturation of Reprogrammed Neurons

open access: yesFrontiers in Synaptic Neuroscience, 2019
The development of the brain is shaped by a myriad of factors among which neurotransmitters play remarkable roles before and during the formation and maturation of synaptic circuits.
Jorge Ojeda, Ariel Ávila
doaj   +1 more source

Mechanisms of Neurodegeneration and Axonal Dysfunction in Progressive Multiple Sclerosis

open access: yesBiomedicines, 2019
Multiple Sclerosis (MS) is a major cause of neurological disability, which increases predominantly during disease progression as a result of cortical and grey matter structures involvement.
Jorge Correale   +2 more
doaj   +1 more source

Motor cortex microcircuits [PDF]

open access: yesFrontiers in Neural Circuits, 2013
The goal of this Research Topic was to bring together articles representing the spectrum of current research aimed at understanding the functional organization motor cortex at the level of microcircuits. The original research articles in this collection address a wide range of aspects of motor cortex microcircuits.
Michael eBrecht   +4 more
openaire   +3 more sources

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