Ca2+ ripples were noticed for a lot more than 3 min in the lack of extracellular Ca2+ sometimes, while these were abolished by 5 m cyclopiazonic acidity, a sarco(endo)plasmic reticulum Ca2+-ATPase inhibitor (Goeger 1988; Kasai 1994), in both intact arterial wall space (= 3) and endothelium-denuded arrangements (= 3). (U-73122). Both angiotensin antagonists ([Sar1,Ile8]-angiotensin II…