The inhibitory effect of prostaglandin E 1  on the contraction of isolated spleen strips produced by noradrenaline, or acetylcholine.
D000109:Acetylcholine / Q000037:antagonists & inhibitors*; D000818:Animals; D004285:Dogs; D005260:Female; D066298:In Vitro Techniques; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects; D009638:Norepinephrine / Q000037:antagonists & inhibitors*; D011453:Prostaglandins / Q000494:pharmacology*; D013154:Spleen / Q000187:drug effects*
D011453:Prostaglandins; D000109:Acetylcholine; D009638:Norepinephrine