JACC -- Drexler et al. 32 (4): 955 Figure IG4

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Figure 4 Relationship between NOS II-(iNOS) activity and the improvement of isoproterenol-induced twitch-tension (force of contraction) by L-NMMA (%). L-NMMA enhanced the isoproterenol-induced force of contraction in patients with high baseline NOS II-(iNOS) activity.