Results 31 to 40 of about 21,958 (218)

Abnormal Action Potentials Associated with the Shaker Complex Locus of Drosophila [PDF]

open access: yes, 1981
Intracellular recordings of action potentials were made from the cervical giant axon in Shaker (Sh) mutants and normal Drosophila. The mutants showed abnormally long delays in repolarization.
Ferrus, Alberto   +2 more
core   +1 more source

4-Aminopyridine inhibits the neuromuscular effects of nitric oxide and 8-Br-cGMP

open access: yesBrazilian Journal of Medical and Biological Research, 2003
The effects induced by nitric oxide (NO) in different tissues depend on direct and/or indirect interactions with K+ channels. The indirect interaction of NO is produced by activation of guanylyl cyclase which increases the intracellular cGMP.
R.N. Queiroz   +2 more
doaj   +1 more source

Alpha1 -adrenergic stimulation selectively enhances endothelium-mediated vasodilation in rat cremaster arteries. [PDF]

open access: yes, 2018
We have systematically investigated how vascular smooth muscle α1 -adrenoceptor activation impacts endothelium-mediated vasodilation in isolated, myogenically active, rat cremaster muscle 1A arteries.
Braun, Andrew P   +5 more
core   +1 more source

The role of embryo movement in the development of the furcula [PDF]

open access: yes, 2017
The pectoral girdle is a complex structure which varies in its morphology between species. A major component in birds is the furcula, which can be considered equivalent to a fusion of the paired clavicles found in many mammals, and the single ...
Allen   +28 more
core   +2 more sources

HIV-Associated Cerebellar Dysfunction and Improvement with Aminopyridine Therapy: A Case Report

open access: yesCase Reports in Neurology, 2017
Apart from infectious causes and cerebellar dysfunction associated with acquired immune deficiency syndrome dementia or HIV-associated neurocognitive disorder, cerebellar dysfunction in HIV-positive individuals has been ascribed to granule cell ...
Carolin Hoyer   +4 more
doaj   +1 more source

Synthesis and enzymatic evaluation of 2- and 4-aminothiazole-based inhibitors of neuronal nitric oxide synthase

open access: yesBeilstein Journal of Organic Chemistry, 2009
Highly potent and selective inhibitors of neuronal nitric oxide synthase (nNOS) possessing a 2-aminopyridine group were recently designed and synthesized in our laboratory and were shown to have significant in vivo efficacy.
Graham R. Lawton   +4 more
doaj   +1 more source

Chronic beta-adrenoceptor blockade and human atrial cell electrophysiology: evidence of pharmacological remodelling [PDF]

open access: yes, 2003
<b>Objective:</b> Chronic beta-adrenoceptor antagonist (β-blocker) treatment reduces the incidence of reversion to AF in patients, possibly via an adaptive myocardial response.
Kane, K.A.   +4 more
core   +1 more source

Crystal structure and Hirshfeld surface analysis of 4-aminopyridinium thiocyanate–4-aminopyridine (1/1)

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2020
In the crystals of the title compound, C5H7N2+·CNS−·C5H6N2, the components are linked by three N—H...N and two N—H...S hydrogen bonds, resulting in two interpenetrating three-dimensional networks.
M. Renugadevi   +3 more
doaj   +1 more source

Spatiotemporal Correlation of Epileptiform Activity and Gene Expression in vitro

open access: yesFrontiers in Molecular Neuroscience, 2021
Epileptiform activity alters gene expression in the central nervous system, a phenomenon that has been studied extensively in animal models. Here, we asked whether also in vitro models of seizures are in principle suitable to investigate changes in gene ...
Sophie Schlabitz   +9 more
doaj   +1 more source

Cellular antiseizure mechanisms of everolimus in pediatric tuberous sclerosis complex, cortical dysplasia, and non-mTOR-mediated etiologies. [PDF]

open access: yes, 2018
The present study was designed to examine the potential cellular antiseizure mechanisms of everolimus, a mechanistic target of rapamycin (mTOR) pathway blocker, in pediatric epilepsy cases. Cortical tissue samples obtained from pediatric patients (n 
Barry, Joshua   +8 more
core   +2 more sources

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