Results 41 to 50 of about 2,661,024 (373)

The Effect of Sham Feeding on Neurocardiac Regulation in Healthy Human Volunteers

open access: yesCanadian Journal of Gastroenterology, 2007
BACKGROUND: Distension and electrical stimuli in the esophagus alter heart rate variability (HRV) consistent with activation of vagal afferent and efferent pathways. Sham feeding stimulates gastric acid secretion by means of vagal efferent pathways.
Markad V Kamath   +8 more
doaj   +1 more source

Integration of sensory quanta in cuneate nucleus neurons in vivo.

open access: yesPLoS ONE, 2013
Discriminative touch relies on afferent information carried to the central nervous system by action potentials (spikes) in ensembles of primary afferents bundled in peripheral nerves. These sensory quanta are first processed by the cuneate nucleus before
Fredrik Bengtsson   +4 more
doaj   +1 more source

Parallel thalamic pathways for whisking and touch signals in the rat. [PDF]

open access: yesPLoS Biology, 2006
In active sensation, sensory information is acquired via movements of sensory organs; rats move their whiskers repetitively to scan the environment, thus detecting, localizing, and identifying objects.
Chunxiu Yu   +3 more
doaj   +1 more source

Noninvasive vagus nerve stimulation alters neural response and physiological autonomic tone to noxious thermal challenge. [PDF]

open access: yes, 2019
The mechanisms by which noninvasive vagal nerve stimulation (nVNS) affect central and peripheral neural circuits that subserve pain and autonomic physiology are not clear, and thus remain an area of intense investigation.
Baker, Dewleen G   +13 more
core   +2 more sources

Neuronal regulation of the gut immune system and neuromodulation for treating inflammatory bowel disease

open access: yesFASEB BioAdvances, 2021
The gut immune system in the healthy intestine is anti‐inflammatory, but can move to a pro‐inflammatory state when the gut is challenged by pathogens or in disease.
Luis Populin   +2 more
doaj   +1 more source

Indirect Action of Morphine on Afferent Pathway

open access: bronzeThe Journal of Kansai Medical University, 1957
Motohiro Yasuhara
openaire   +3 more sources

The spino-bulbar-cerebellar pathway: organization and neurochemical properties of spinal cells that project to the lateral reticular nucleus in the rat [PDF]

open access: yes, 2015
In addition to classical spinocerebellar pathways, the cerebellum receives information from the spinal cord indirectly via spino-bulbar-cerebellar systems. One of the structures in this pathway is the lateral reticular nucleus (LRt).
Huma, Zilli, Maxwell, David J.
core   +2 more sources

Serotonin, dopamine and noradrenaline adjust actions of myelinated afferents via modulation of presynaptic inhibition in the mouse spinal cord.

open access: yesPLoS ONE, 2014
Gain control of primary afferent neurotransmission at their intraspinal terminals occurs by several mechanisms including primary afferent depolarization (PAD). PAD produces presynaptic inhibition via a reduction in transmitter release.
David L García-Ramírez   +3 more
doaj   +1 more source

Afferent convergence to a shared population of interneuron AMPA receptors

open access: yesNature Communications, 2023
Precise alignment of pre- and postsynaptic elements optimizes the activation of glutamate receptors at excitatory synapses. Nonetheless, glutamate that diffuses out of the synaptic cleft can have actions at distant receptors, a mode of transmission ...
Reagan L. Pennock   +4 more
doaj   +1 more source

On the G-protein-coupled receptor heteromers and their allosteric receptor-receptor interactions in the central nervous system: focus on their role in pain modulation [PDF]

open access: yes, 2013
The modulatory role of allosteric receptor-receptor interactions in the pain pathways of the Central Nervous System and the peripheral nociceptors has become of increasing interest.
Agnati, Luigi F   +6 more
core   +3 more sources

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