Figure 1. Study Design for Protocol 4.
Aspirin (975mg) was administered 1hour prior to commencement of the study. FBF was measured with bradykinin (100, 200 and 400 ng/min) or acetylcholine (7.5, 15 and 30 μg/min), followed by sodium nitroprusside (1.6, 3.2 μg/min). Measurements were repeated after L-NMMA (A), K+Ca channel blockade with TEA (B), and after combined blockade with L-NMMA and TEA.