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. 2014 Jul 2;172(6):1607–1619. doi: 10.1111/bph.12674

Figure 1.

Figure 1

Flow sheet for the study design. The experimental set-up from −1 to 4 weeks of treatment with the inhibitors that started at week 0 is depicted. The durations of phases 1 and 2 are shown by white and grey arrows respectively. Inhibitors were LNNA (a NOS inhibitor), PAG (H2S-producing enzyme inhibitor) and SnPP (HO-1 inhibitor). U = 24 h urine collection.