Table 1.

Mean ± SE blood and brain Pb levels at PND52 (end of succimer treatment).

Group	Blood Pb (μg/dL)	Brain Pb (ng/g dw)a
Control	1.5 ± 0.1	41 ± 9
Mod-Pb	12.6 ± 0.8*	1,040 ± 49*
High-Pb	31.0 ± 0.8**	3,690 ± 260**
Mod-Pb–succimer	2.8 ± 0.2#	196 ± 14.2#
High-Pb–succimer	8.5 ± 0.7##	1,370 ± 150##

n = 7–11 animals per group.

^ang Pb/g dry tissue.

^*p < 0.005;

^**p < 0.0001, Pb-exposed (nonchelated) groups vs. control.

^#p < 0.003 for both blood and brain, Mod-Pb–succimer vs. Mod-Pb.

^##p < 0.0001 for both blood and brain, High-Pb–succimer vs. High-Pb.