Results 101 to 110 of about 90,702 (257)

Respiratory dysfunction and fatal apnea during pilocarpine‐induced status epilepticus

open access: yesEpilepsia, EarlyView.
Abstract Objective Status epilepticus (SE) is second only to sudden unexpected death in epilepsy as a cause of seizure‐related mortality. The progression of respiratory dysfunction during experimental SE remains poorly characterized. We investigated how pilocarpine‐induced SE affects respiration in mice.
Chengsan Sun   +6 more
wiley   +1 more source

Role of K+ Channels in M2 Muscarinic Receptor-Mediated Inhibition of Noradrenaline Release From the Rat Stomach

open access: yesJournal of Pharmacological Sciences, 2004
Previously we reported the cholinergic M2 muscarinic receptor-mediated inhibition of noradrenaline release from the rat stomach (K. Yokotani, Y. Osumi. J Pharmacol Exp Ther. 1993;264:54–60).
Kumiko Nakamura   +5 more
doaj   +1 more source

The varieties of the psychedelic experience: A preliminary study of the association between the reported subjective effects and the binding affinity profiles of substituted phenethylamines and tryptamines [PDF]

open access: yes, 2018
Classic psychedelics are substances of paramount cultural and neuroscientific importance. A distinctive feature of psychedelic drugs is the wide range of potential subjective effects they can elicit, known to be deeply influenced by the internal state of
Erowid, Earth   +6 more
core   +2 more sources

Spreading depolarization and its influence on epileptiform activity

open access: yesEpilepsia, EarlyView.
Abstract Spreading depolarization (SD) is a transient disruption of electrographic activity that slowly propagates through the gray matter by chemical contiguity, and it is characterized by a large depolarization of neurons and glial cells. SD, which is associated with massive changes in ion homeostasis, including extreme increases in [K+]o, was shown ...
Maxime Lévesque   +2 more
wiley   +1 more source

Phospholipase C Involvement in Activation of the Muscarinic Receptor-Operated Cationic Current in Guinea Pig Ileal Smooth Muscle Cells

open access: yesJournal of Pharmacological Sciences, 2004
In guinea pig single ileal smooth muscle cells held under voltage-clamp, the role of phospholipase C (PLC) in activation of the muscarinic receptor-operated cationic current (Icat) was studied. U73122, a PLC inhibitor, prevented the generation of Icat by
Hiroyuki Okamoto   +7 more
doaj   +1 more source

A Dopamine-Acetylcholine Cascade: Simulating Learned and Lesion-Induced Behavior of Striatal Cholinergic Interneurons [PDF]

open access: yes, 2007
The "teaching signal" that modulates reinforcement learning at cortico-striatal synapses may be a sequence composed of an adaptively scaled DA burst, a brief ACh burst, and a scaled ACh pause.
Bullock, Daniel, Tan, Can Ozan
core   +1 more source

Management of an uncommon complication using botulinum toxin type A following prosthetic laryngoplasty

open access: yesEquine Veterinary Education, EarlyView.
Summary An uncommon complication following prosthetic laryngoplasty was reported in a 4‐year‐old Andalusian mare. The mare was presented with a previously diagnosed left‐sided recurrent laryngeal neuropathy, after initial evaluation the mare underwent ventriculocordectomy and prosthetic laryngoplasty.
J. L. Sanclemente   +2 more
wiley   +1 more source

The M1 muscarinic acetylcholine receptor subtype is important for retinal neuron survival in aging mice

open access: yesScientific Reports, 2019
Muscarinic acetylcholine receptors have been implicated as potential neuroprotective targets for glaucoma. We tested the hypothesis that the lack of a single muscarinic receptor subtype leads to age-dependent neuron reduction in the retinal ganglion cell
Panagiotis Laspas   +9 more
doaj   +1 more source

Quantitative surface field analysis: learning causal models to predict ligand binding affinity and pose. [PDF]

open access: yes, 2018
We introduce the QuanSA method for inducing physically meaningful field-based models of ligand binding pockets based on structure-activity data alone. The method is closely related to the QMOD approach, substituting a learned scoring field for a pocket ...
Cleves, Ann E, Jain, Ajay N
core  

Arctic lake trout (Salvelinus namaycush) show evidence of seasonal acclimation of cardiac adrenergic sensitivity but not heat tolerance

open access: yesJournal of Fish Biology, EarlyView.
Abstract Many Arctic fishes experience prolonged periods of extreme cold and large thermal variation over both rapid and seasonal time scales which challenge critical physiological functions. In the central Canadian Arctic, we caught wild adult lake trout (Salvelinus namaycush) acclimatized to winter and summer temperatures to determine the extent to ...
Emily P. Williams   +6 more
wiley   +1 more source

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