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Original traces showing the response to increasing concentrations of bradykinin (A), bradykinin in the presence of sodium nitroprusside (SNP, 1 µM) (B), bradykinin in the presence of NS309 (1 µM) (C) and bradykinin in the presence of CyPPA (6 µM) (D), in porcine retinal arterioles contracted with U46619 (0.1 µM).
