Abstract:
:WIN 64338 (phosphonium, [[4-[[2-[[bis(cyclohexylamino) methylene] amino]-3-(2-naphthalenyl) 1-oxopropyl]amino]-phenyl]- tributyl, chloride, monohydrochloride) is the first potent nonpeptide competitive bradykinin B2 receptor antagonist as shown in classical pharmacological preparations with no activity in the rabbit aorta stimulated by the bradykinin B1 receptor agonist des-Arg9-bradykinin. In primary cultured bovine aortic endothelial cells, both bradykinin and des-Arg9-bradykinin stimulate the production of intracellular cyclic GMP, an index for the production of nitric oxide. Surprisingly, WIN 64338 did not inhibit bradykinin but abolished the effect of des-Arg9-bradykinin suggesting that kinin receptor antagonists do not necessarily discriminate between kinin receptor subtypes in an identical way in different tissues and species.
journal_name
Eur J Pharmacoljournal_title
European journal of pharmacologyauthors
Wirth KJ,Schölkens BA,Wiemer Gdoi
10.1016/0922-4106(94)90017-5subject
Has Abstractpub_date
1994-12-15 00:00:00pages
R1-2issue
1eissn
0014-2999issn
1879-0712journal_volume
288pub_type
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