A spinal mechanism of action is involved in the antinociception produced by the capsaicin analogue NE 19550 (olvanil)
A Dickenson, C Hughes, A Rueff, A Dray - Pain, 1990 - journals.lww.com
We have studied the effect of NE 19550 (olvanil, N-(4-hydroxy-3-methoxyphenyl) methyl-9Z-
octadecenamide), a capsaicin analogue with approximately equipotent antinociceptive …
octadecenamide), a capsaicin analogue with approximately equipotent antinociceptive …
Antinociception produced by capsaicin: spinal or peripheral mechanism?
A Dickenson, N Ashwood, AF Sullivan, I James… - European journal of …, 1990 - Elsevier
We have studied the effects of capsaicin, administered at concentrations found to be
antinociceptive in behavioural tests, on nociceptive responses evoked both in spinal dorsal …
antinociceptive in behavioural tests, on nociceptive responses evoked both in spinal dorsal …
Selective antagonism of capsaicin by capsazepine: evidence for a spinal receptor site in capsaicin‐induced antinociception
AH Dickenson, A Dray - British journal of pharmacology, 1991 - Wiley Online Library
1 Capsazepine has recently been described as a competitive capsaicin antagonist. We have
used this compound to test the hypotheses that the in vitro and in vivo effects of capsaicin …
used this compound to test the hypotheses that the in vitro and in vivo effects of capsaicin …
Actions of capsaicin on peripheral nociceptors of the neonatal rat spinal cord‐tail in vitro: dependence of extracellular ions and independence of second messengers
A Dray, J Bettaney, P Forster - British journal of pharmacology, 1990 - Wiley Online Library
1 We have tested the hypothesis that capsaicin‐induced activation, desensitization and
impairment of peripheral nociceptor function is mediated by separate mechanisms. This was …
impairment of peripheral nociceptor function is mediated by separate mechanisms. This was …
Capsaicin desensitization of peripheral nociceptive fibres does not impair sensitivity to other noxious stimuli
A Dray, J Bettaney, P Forster - Neuroscience letters, 1989 - Elsevier
Capsaicin was tested on peripheral fibres in vitro to determine whether evoked
depolarization or desensitization were likely to explain the antinociception observed after …
depolarization or desensitization were likely to explain the antinociception observed after …
Neuropharmacological mechanisms of capsaicin and related substances.
A Dray - Biochemical pharmacology, 1992 - europepmc.org
Capsaicin activates poorly myelinated primary afferent neurons, many of which are
polymodal nociceptors. Activation is accompanied by membrane depolarization and the …
polymodal nociceptors. Activation is accompanied by membrane depolarization and the …
Effects of neonatal capsaicin treatment on descending modulation of spinal nociception from the rostral, medial medulla in adult rat
M Zhuo, GF Gebhart - Brain research, 1994 - Elsevier
Stimulation-produced modulation from the rostral, medial medulla (RMM) on the spinal
nociceptive tail-flick (TF) reflex and on lumbar spinal dorsal horn neuron reponses to …
nociceptive tail-flick (TF) reflex and on lumbar spinal dorsal horn neuron reponses to …
NE-19550 and NE-21610, antinociceptive capsaicin analogues: studies on nociceptive fibres of the neonatal rat tail in vitro
A Dray, J Bettaney, A Rueff, C Walpole… - European journal of …, 1990 - Elsevier
When applied to peripheral fibres in a neonatal rat tail/spinal cord preparation in vitro,
capsaicin (0.2–50 μM) induced an activation, selective desensitization and reduced …
capsaicin (0.2–50 μM) induced an activation, selective desensitization and reduced …
Action of intrathecal capsaicin and its structural analogues on the content and release of spinal substance P: selectivity of action and relationship to analgesia
K Jhamandas, TL Yaksh, G Harty, J Szolcsanyi… - Brain research, 1984 - Elsevier
Intrathecal injections of capsaicin (CAP) and 4 other homovanillic acid (HMV) derivatives
related to the structure of CAP were carried out. Capsaicin, 1-nonenoylvanillylamide (NVA) …
related to the structure of CAP were carried out. Capsaicin, 1-nonenoylvanillylamide (NVA) …
Mechanism of action of capsaicin-like molecules on sensory neurons
A Dray - Life sciences, 1992 - Elsevier
Capsaicin produces pain by selectively activating polymodal nociceptive neurons. This
involves a membrane depolarization and the opening of a unique, cation-selective, ion …
involves a membrane depolarization and the opening of a unique, cation-selective, ion …