Source:http://linkedlifedata.com/resource/pubmed/id/12946940
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
6
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pubmed:dateCreated |
2003-11-17
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pubmed:abstractText |
Patch-clamp electrophysiological methods were used on dissociated rat nodose neurons maintained in culture to determine whether responses to cholecystokinin (CCK) were associated with capsaicin-resistant (A type) or capsaicin-sensitive (C type) neurons. Nodose neurons were classified as A or C type on the basis of the characteristics of the Na+ current, a hyperpolarization-activated current, and sensitivity to a low concentration of capsaicin to ascertain the presence of vanilloid receptor 1 that has been associated with C-type neurons in sensory ganglia. It was expected that only capsaicin-sensitive C-type neurons would respond to CCK, because most vagally mediated actions of CCK are blocked by capsaicin treatment. However, we found that subpopulations of both A- and C-type neurons responded to CCK (24 and 38%, respectively). Thus some vagally mediated actions of CCK may be mediated by capsaicin insensitive A-type neurons.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Dec
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pubmed:issn |
0193-1857
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
285
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
G1204-13
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:12946940-Animals,
pubmed-meshheading:12946940-Capsaicin,
pubmed-meshheading:12946940-Electric Conductivity,
pubmed-meshheading:12946940-Male,
pubmed-meshheading:12946940-Neurons, Afferent,
pubmed-meshheading:12946940-Rats,
pubmed-meshheading:12946940-Rats, Sprague-Dawley,
pubmed-meshheading:12946940-Sincalide,
pubmed-meshheading:12946940-Sodium Channels,
pubmed-meshheading:12946940-Vagus Nerve
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pubmed:year |
2003
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pubmed:articleTitle |
Cholecystokinin activates both A- and C-type vagal afferent neurons.
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pubmed:affiliation |
Program in Neuroscience, Department of Veterinary and Comparative Anatomy, Pharmacology and Physiology, College of Veterinary Medicine, Washington State University, Pullman, Washington 99164-6520, USA. simasko@vetmed.wsu.edu
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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