Nitric oxide and lung disease.

diaphorase by the formation of blue for- N02 mazans from tetrazoliums can therefore be NO3 used to localise neuronal NOS.18A form of ONOO0 cNOS distinct from the neuronal form is fL-arginine localised to vascular endothelial cells.19 20 ivones cNOS from brain and endothelial cells have iettively by been cloned'922 and these are distinct ine methyl be oxidised enzymes with about 60% homology, which are also homologous to cytochrome P-450