Table 1.

Maternal and fetal plasma uric acid

			Time (min)
		n	0	50	120
Maternal	Control	5	4.3 ± 0.3	4.6 ± 0.2	5.0 ± 0.3
	Allopurinol	6	4.5 ± 0.3	5.0 ± 0.4	4.4 ± 0.3
	Allopurinol with NO clamp	6	5.5 ± 0.5	6.1 ± 0.5	5.5 ± 0.5
Fetal	Control	5	12.1 ± 0.6‡	12.1 ± 0.9‡	12.0 ± 0.7‡
	Allopurinol	6	12.2 ± 0.4‡	12.4 ± 0.5‡	9.6 ± 0.4 *†‡
	Allopurinol with NO clamp	6	11.9 ± 0.6‡	11.6 ± 0.6‡	9.5 ± 0.4*†‡

Values represent the mean ± SEM at pre-infusion (0), immediate post-infusion (50) and 70 min after the end of infusion (120). Significant differences (P < 0.05) are: ^*vs. pre-infusion (0), †vs. control, ‡vs. maternal (two-way RM ANOVA with post hoc Newman–Keuls test).