Results 81 to 90 of about 22,337 (268)

State‐dependent regulation of the Kv7.2 channel voltage sensor by QO‐58

open access: yesBritish Journal of Pharmacology, EarlyView.
Background and Purpose KV7(KCNQ) potassium channels are key modulators of neuronal excitability, and promising targets for development of drugs for epilepsy and pain. We investigated a candidate KV7 drug, QO‐58, which has been previously described but has an unclear mechanism of action.
Richard Kanyo   +3 more
wiley   +1 more source

Two Types of K⁺ Channel Subunit, Erg1 and KCNQ2/3, Contribute to the M-Like Current in a Mammalian Neuronal Cell [PDF]

open access: yes, 1999
The potassium M current was originally identified in sympathetic ganglion cells, and analogous currents have been reported in some central neurons and also in some neural cell lines.
Abogadie, FC   +7 more
core   +1 more source

Lower density of calretinin‐immunopositive neurons in the putamen of subjects with schizophrenia

open access: yesJournal of Anatomy, Volume 246, Issue 4, Page 505-516, April 2025.
Recent neuroimaging and histological studies highlight the striatum as a key area involved in SCH, but the specific impairment of neuronal subtypes in subcortical structures is not fully understood. This study is the first detailed investigation of neuroanatomical changes in the putamen in SCH, specifically examining the density of calretinin ...
Paz Kelmer   +4 more
wiley   +1 more source

Muscarinic Receptor Subtypes Mediating Positive and Negative Inotropy in the Developing Chick Ventricle

open access: yesJournal of Pharmacological Sciences, 2007
The inotropic response to muscarinic receptor stimulation of isolated chick ventricular myocardium was examined at various developmental stages, and the receptor subtype involved was pharmacologically characterized.
Hideaki Nouchi   +7 more
doaj   +1 more source

Effect of green flickering light on myopia development and expression of M1 muscarinic acetylcholine receptor in guinea pigs [PDF]

open access: yesInternational Journal of Ophthalmology, 2018
AIM: To investigate the effects of green flickering light on refractive development and expression of muscarinic acetylcholine receptor (mAChR) M1 in the eyes of guinea pigs.
Yuan Tao   +5 more
doaj   +1 more source

Presynaptic M1 muscarinic cholinoceptors mediate inhibition of excitatory synaptic transmission in the hippocampus in vitro [PDF]

open access: yes, 1990
The effects of the cholinoceptor agonist, carbachol (CCh), were examined in the rat hippocampal slice preparation. Intracellular recordings from CA1 pyramidal neurones revealed that CCh (1–3 μM) inhibited excitatory postsynaptic responses evoked by ...
Sheridan, Robert D., Sutor, Bernd
core   +1 more source

Glial cells in the heart: Implications for their roles in health and disease

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Schematic representation of cardiac autonomic ganglia within epicardial fat pads (posterior heart surface shown), containing vagal postganglionic neuron cell bodies, associated fibres, and glia. These ganglia receive cholinergic input from vagal preganglionic neurons and adrenergic input from sympathetic postganglionic neurons ...
Svetlana Mastitskaya   +2 more
wiley   +1 more source

M1 muscarinic receptor activation protects neurons from β-amyloid toxicity. A role for Wnt signaling pathway

open access: yesNeurobiology of Disease, 2004
Amyloid-β-peptide (Aβ) deposits are one of the hallmark features of Alzheimer's disease. Signal transduction alterations are implicate in the neuronal responses to Aβ, which include neurotransmitter systems and pathways involved in the maintenance of the
Ginny G. Farías   +5 more
doaj   +1 more source

Oscillatory calcium release and sustained store-operated oscillatory calcium signaling prevents differentiation of human oligodendrocyte progenitor cells

open access: yesScientific Reports, 2022
Endogenous remyelination in demyelinating diseases such as multiple sclerosis is contingent upon the successful differentiation of oligodendrocyte progenitor cells (OPCs).
Richard A. Seidman   +4 more
doaj   +1 more source

Mir-34a-5p Mediates Cross-Talk between M2 Muscarinic Receptors and Notch-1/EGFR Pathways in U87MG Glioblastoma Cells: Implication in Cell Proliferation [PDF]

open access: yes, 2018
Glioblastoma (GBM) is the most aggressive human brain tumor. The high growth potential and decreased susceptibility to apoptosis of the glioma cells is mainly dependent on genetic amplifications or mutations of oncogenic or pro-apoptotic genes ...
Bevilacqua, Valeria   +8 more
core   +2 more sources

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