Bioassay by cascade superfusion using a highly sensitive laminar flow technique.
D000818:Animals; D001681:Biological Assay / Q000295:instrumentation* / Q000379:methods; D003106:Colon / Q000187:drug effects; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects; D010477:Perfusion / Q000295:instrumentation / Q000379:methods; D011458:Prostaglandins E / Q000494:pharmacology; D011460:Prostaglandins F / Q000494:pharmacology; D051381:Rats; D013270:Stomach / Q000187:drug effects
D011458:Prostaglandins E; D011460:Prostaglandins F