nociceptor

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Related to nociceptive: allodynia, nociceptive reflex

nociceptor

[′nō·sə‚sep·tər]
(physiology)
A sensory nerve ending that is particularly sensitive to noxious stimuli such as chemical changes in surrounding tissue evoked by injury.
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Direct evidence of CB2-mediated anti-nociceptive effects was first reported in 1999 using the selective CB2 agonist, HU-308, which markedly decreased nociceptive behavior in the hind paw model of formalin treated rats (27).
Evidence that exogenous and endogenous fractalkine can induce spinal nociceptive facilitation in rats.
3] receptors, the glutamate at NMDA receptors is involved in the nociceptive responses in inflamed regions.
TABLE 1 (4) lists the possible mechanisms of pain, which can be broken down into 4 categories: peripheral nociceptive (inflammatory or mechanical), peripheral neuropathic (underlying damage to a peripheral nerve), central (referring to when the central nervous system is the primary entity involved in maintaining the pain), or any combination of the 3.
Nociceptive blink reflex and pain related evoked potentials in hypnic headache.
The resulting RF lesion may be limited and heating the center of the nucleus might not destroy enough nociceptive fibers in the annulus.
The nociceptive activity of acetic acid is associated with the release of inflammatory mediators, such as prostaglandins, sympathomimetic amines and several cytokines (IL-1[beta], TNF-[alpha], IL-8) released from resident peritoneal macrophages and mast cells (Ribeiro et al.
Comparison of active constituents, acute toxicity, anti- nociceptive and anti-inflammatory activities of PoranasinensisHemsl.
NCS consists of four subscales--motor response, verbal response, visual response, and facial expression--and was developed from pain scales for noncommunicative patients with advanced dementia or for newborns to assess behaviors linked to nociceptive pain in the VS/UWS and MCS.
Pain measurement is achieved through nociceptive stimulus in animal experiments and may be thermal, mechanical, or chemical in nature.