Results 181 to 190 of about 2,321,962 (333)

Establishment and characterization of adap1‐deficient zebrafish

open access: yesDevelopment, Growth &Differentiation, EarlyView.
To examine the physiological functions of the adap1 gene, we have established zebrafish adap1 mutants lacking functional PH1 and PH2 domains. The adap1 mutants showed no apparent morphological abnormalities and grew to adulthood. We found that the adult adap1 mutants spent more time than the wild type in the regions near the chambers where novel ...
Atsuo Kawahara   +7 more
wiley   +1 more source

Steroid Receptors and Vertebrate Evolution [PDF]

open access: yesarXiv, 2019
Considering that life on earth evolved about 3.7 billion years ago, vertebrates are young, appearing in the fossil record during the Cambrian explosion about 542 to 515 million years ago. Results from sequence analyses of genomes from bacteria, yeast, plants, invertebrates and vertebrates indicate that receptors for adrenal steroids (aldosterone ...
arxiv  

Metabotropic Glutamate Receptor Activation in Cerebelar Purkinje Cells as Substrate for Adaptive Timing of the Classicaly Conditioned Eye Blink Response [PDF]

open access: yes, 1995
To understand how the cerebellum adaptively times the classically conditioned nictitating membrane response (NMR), a model of the metabotropic glutamate receptor (mGluR) second messenger system in cerebellar Purkinje cells is constructed.
Bullock, Daniel   +2 more
core   +1 more source

Neuroprotection for neonatal hypoxic–ischemic encephalopathy: A review of novel therapies evaluated in clinical studies

open access: yesDevelopmental Medicine &Child Neurology, EarlyView.
Hypoxic‐ischemic encephalopathy (HIE) is a neurologic condition that is caused by insufficient oxygen and blood flow to a newborn infant’s brain. Although therapeutic hypothermia can reduce the degree of brain injury in some infants with HIE, many infants with HIE will have significant lifelong disabilities despite receiving this treatment.
Natalie H. Chan   +5 more
wiley   +1 more source

AMPA and Kainate Receptors Each Mediate Excitotoxicity in Oligodendroglial Cultures

open access: yesNeurobiology of Disease, 1999
Recent studies indicate that oligodendrocytes are vulnerable to excitotoxic insults mediated by glutamate receptors. The present study was carried out to characterize the type of glutamate receptors triggering cell death in optic nerve oligodendrocyte ...
Maria Victoria Sánchez-Gómez   +1 more
doaj  

Hippocampal AMPA receptor assemblies and mechanism of allosteric inhibition

open access: yesNature, 2021
Jie Yu   +5 more
semanticscholar   +1 more source

Neural mass modeling reveals that hyperexcitability underpins slow‐wave sleep changes in children with epilepsy

open access: yesEpilepsia, EarlyView.
Abstract Objective The relationship between sleep and epilepsy is important but imperfectly understood. We sought to understand the mechanisms that explain the differences in sleep homeostasis observed in children with epilepsy. Methods We used a neural mass model to replicate sleep electroencephalography (EEG) recorded from 15 children with focal ...
Dominic M. Dunstan   +2 more
wiley   +1 more source

Effects of Electroacupuncture on Syt3 and GluA2 in Rats With Limb Spasms After Intracerebral Hemorrhage. [PDF]

open access: yesBrain Behav
The limb spasm after ICH is associated with the expression of Syt3 and GluA2 and the formation of CP‐AMPARs in the upper motor neurons. Electroacupuncture improves spasticity post‐ICH through downregulating the expression of Syt3 and inhibiting the interaction of Syt3 and GluA2.
Lu X   +9 more
europepmc   +2 more sources

The cerebellum in epilepsy

open access: yesEpilepsia, EarlyView.
Abstract The cerebellum, a subcortical structure, is traditionally linked to sensorimotor integration and coordination, although its role in cognition and affective behavior, as well as epilepsy, is increasingly recognized. Cerebellar dysfunction in patients with epilepsy can result from genetic disorders, antiseizure medications, seizures, and seizure‐
Christopher Elder   +4 more
wiley   +1 more source

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