Relaxation of strips of bovine coronary artery induced by the gaseous phase of cigarette smoke (CS) and nitric oxide (NO). ... Strips refractory to CS and NO after exposure to methylene blue did relax in response to norepinephrine (NE, bottom tracing, Panel B). ... nitric oxide, another oxidant, methylene blue, which is also a vital biological stain, blocked arterial relaxation elicited by both gases (fig. 1B).
|Title||:||The journal of pharmacology and experimental therapeutics|