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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
1995-4-3
pubmed:abstractText
The inhibition of GR73632-induced foot tapping in gerbils by central nervous system (CNS) penetrant of tachykinin NK1 receptor antagonists was investigated. Intracerebroventricular infusion of the highly selective tachykinin NK1 receptor agonist GR73632 (3 pmol) induced a vigorous repetitive hind foot tapping response which was inhibited by CP-99,994 (ID50 = 0.06 mg/kg i.v.) but not by its less active enantiomer, CP100,263 (10 mg/kg i.v.). Similarly, the poorly CNS penetrant quaternised compound, L-743,310, failed to inhibit foot tapping at doses up to 3 mg/kg i.v. In contrast, all three compounds inhibited chromodacryorrhoea induced by systemic administration of GR73632 (0.5 nmol i.v.) (ID50 = 0.06, 2.95 and 0.004 mg/kg i.v., respectively). These findings confirm that foot tapping and chromodacryorrhoea in gerbils provide simple assays for the central and peripheral activation of tachykinin NK1 receptors.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Nov
pubmed:issn
0014-2999
pubmed:author
pubmed:issnType
Print
pubmed:day
24
pubmed:volume
265
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
179-83
pubmed:dateRevised
2003-11-14
pubmed:meshHeading
pubmed:year
1994
pubmed:articleTitle
Differential inhibition of foot tapping and chromodacryorrhoea in gerbils by CNS penetrant and non-penetrant tachykinin NK1 receptor antagonists.
pubmed:affiliation
Merck Sharp and Dohme Research Laboratories, Neuroscience Research Centre, Harlow, Essex, UK.
pubmed:publicationType
Journal Article