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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1993-3-16
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pubmed:abstractText |
The anti-nociceptive effect of selective inhibitors of nitric oxide synthase has been assessed in a formalin-induced paw-licking model in mice. L-NG-Nitro arginine methyl ester (L-NAME) but not L-NG-monomethyl arginine (L-NMMA) exhibited anti-nociceptive activity in both the early and late phases of paw licking following intraperitoneal administration. The effect on the late phase response was more pronounced. L-NAME (0.1-100 micrograms) and L-NG-nitro arginine base (L-NOARG; 10 micrograms) but not D-NAME (10 micrograms) were also anti-nociceptive following intracerebroventricular administration. L-NAME (10 micrograms) administered by this route did not influence locomotor activity. L-NMMA was inactive at doses up to 40 micrograms by this route. At higher doses (75-200 micrograms) L-NMMA produced a similar and non-dose related reduction in early/late phase paw-licking time. D-NMMA (100 micrograms) was inactive. The greater anti-nociceptive effect of L-NAME in this model accords with recently published biochemical data indicating that L-NAME is several orders of magnitude more potent than L-NMMA as an inhibitor of brain nitric oxide synthase. These data support the use of L-NAME as a selective tool to investigate the central pharmacological effects of nitric oxide.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Amino Acid Oxidoreductases,
http://linkedlifedata.com/resource/pubmed/chemical/Analgesics,
http://linkedlifedata.com/resource/pubmed/chemical/Arginine,
http://linkedlifedata.com/resource/pubmed/chemical/NG-Nitroarginine Methyl Ester,
http://linkedlifedata.com/resource/pubmed/chemical/Nitric Oxide Synthase,
http://linkedlifedata.com/resource/pubmed/chemical/Nitroarginine,
http://linkedlifedata.com/resource/pubmed/chemical/omega-N-Methylarginine
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pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
0022-3573
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
45
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
77-9
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:7679442-Amino Acid Oxidoreductases,
pubmed-meshheading:7679442-Analgesics,
pubmed-meshheading:7679442-Animals,
pubmed-meshheading:7679442-Arginine,
pubmed-meshheading:7679442-Brain,
pubmed-meshheading:7679442-Dose-Response Relationship, Drug,
pubmed-meshheading:7679442-Injections, Intraperitoneal,
pubmed-meshheading:7679442-Injections, Intraventricular,
pubmed-meshheading:7679442-Male,
pubmed-meshheading:7679442-Mice,
pubmed-meshheading:7679442-Mice, Inbred Strains,
pubmed-meshheading:7679442-Motor Activity,
pubmed-meshheading:7679442-NG-Nitroarginine Methyl Ester,
pubmed-meshheading:7679442-Nitric Oxide Synthase,
pubmed-meshheading:7679442-Nitroarginine,
pubmed-meshheading:7679442-omega-N-Methylarginine
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pubmed:year |
1993
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pubmed:articleTitle |
Anti-nociceptive activity of nitric oxide synthase inhibitors in the mouse: dissociation between the effect of L-NAME and L-NMMA.
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pubmed:affiliation |
Biomedical Sciences Division, King's College, University of London, UK.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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