Results 21 to 30 of about 409,057 (291)

Heart period variability during vagal nerve stimulation [PDF]

open access: yes, 1998
Vagal nerve stimulation is an emerging therapy for epilepsy, yet little is known regarding the effects of this stimulation on heart period variability.
Vaughn, Bradley V.   +8 more
core   +1 more source

Development of an ex Vivo Method for Multi-unit Recording of Microbiota-Colonic-Neural Signaling in Real Time

open access: yesFrontiers in Neuroscience, 2018
Background and Objectives: Bidirectional signaling between the gastrointestinal tract and the brain is vital for maintaining whole-body homeostasis. Moreover, emerging evidence implicates vagal afferent signaling in the modulation of host physiology by ...
Maria M. Buckley   +3 more
doaj   +1 more source

Electric vagal nerve stimulation inhibits inflammation and improves early postoperation cognitive dysfunction in aged rats

open access: yesBMC Anesthesiology, 2019
Background This study aimed to evaluate effects of electric vagal nerve stimulation on early postoperation cognitive dysfunction in aged rats. Methods A total of 33 male Sprague Dawley rats were selected and assigned randomly to three groups, control ...
Jun Xiong   +4 more
doaj   +1 more source

Direct measurement of vagal tone in rats does not show correlation to HRV

open access: yesScientific Reports, 2021
The vagus nerve is the largest autonomic nerve, innervating nearly every organ in the body. “Vagal tone” is a clinical measure believed to indicate overall levels of vagal activity, but is measured indirectly through the heart rate variability (HRV ...
Joseph T. Marmerstein   +2 more
doaj   +1 more source

Vagal Nerve Stimulation in the Treatment of Olanzapine Related Super Refractory Status Epilepticus: A Case Report

open access: yes, 2020
Olanzapine-related seizures have rarely been reported despite associated proconvulsant risk factors described in the literature. Refractory and super refractory status epilepticus is continuous seizure activity not controlled by antiepileptic drugs and ...
Demet İLHAN ALGIN   +9 more
core   +1 more source

Vagal nerve stimulation for epilepsy [PDF]

open access: yesArchives of Disease in Childhood, 2000
Editor,—It is timely that “Archivist” has taken an interest in vagal nerve stimulation for epilepsy. The comments do not suggest however that Archivist was fully informed. It is true to say that the mechanism by which the effect is achieved is not known, but there is considerable animal evidence that both serotoninergic and noradrenergic pathways from
openaire   +2 more sources

Improvement of Olfactory Function With High Frequency Non-invasive Auricular Electrostimulation in Healthy Humans

open access: yesFrontiers in Neuroscience, 2018
In past literature on animal models, invasive vagal nerve stimulation using high frequencies has shown to be effective at modulating the activity of the olfactory bulb (OB).
Ashim Maharjan   +5 more
doaj   +1 more source

Transcutaneous vagus nerve stimulation: retrospective assessment of cardiac safety in a pilot study. [PDF]

open access: yes, 2012
Background: Vagus nerve stimulation has been successfully used as a treatment strategy for epilepsy and affective disorders for years. Transcutaneous vagus nerve stimulation (tVNS) is a new non-invasive method to stimulate the vagus nerve, which has been
Berthold Langguth   +28 more
core   +1 more source

Schwannomatosis of Cervical Vagus Nerve

open access: yesCase Reports in Surgery, 2016
Cervical vagal schwannoma is a rare entity among lesions presenting as a neck mass. They are usually slow-growing benign lesions closely associated with the vagus nerve. They are usually solitary and asymptomatic.
Faheem Ahmed Abdulla, M. P. Sasi
doaj   +1 more source

In-vivo application of low frequency alternating currents on porcine cervical vagus nerve evokes reversible nerve conduction block

open access: yesBioelectronic Medicine, 2021
Background This paper describes a method to reversibly block nerve conduction through direct application of a 1 Hz sinusoidal current waveform delivered through a bipolar nerve cuff electrode.
Maria Ivette Muzquiz   +8 more
doaj   +1 more source

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