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Figure 2 Nitric oxide (NOx) (cardiac NO₂^– + NO₃^–) level before the reduction of coronary perfusion pressure (C) and during myocardial ischemia with (I + Drug) or without (I) RNH-6270, temocaprilat or both. The results were obtained with saline (left), HOE140 (middle) or N-nitro-L-arginine methyl ester (L-NAME) (right) infusion.