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. 2000 May;130(2):359–366. doi: 10.1038/sj.bjp.0703317

Figure 2.

Figure 2

Representative traces showing the relaxant responses to 5 NO-boli (10−5 M) in the presence of XO (64 mu ml−1) alone (a), and when the substrate HX (3×10−4 M) is added before the first and fifth bolus (b) or before each bolus (c). HX=hypoxanthine; XO=xanthine oxidase.