Table 1.

Levels of brain iron and copper in various groups

Genotype for ZnT3	Sex	Age, months	Level, ppm
			Fe2+	Cu2+
+/+	F	6	20.7  ± 0.22	2.4  ± 0.02
		12	22.2  ± 0.21	2.6  ± 0.05
	M	6	19.8  ± 0.14	2.2  ± 0.05
		12	21.9  ± 0.24	2.5  ± 0.03
+/−	F	6	20.9  ± 0.17	2.4  ± 0.05
		12	21.4  ± 0.24	2.6  ± 0.08
	M	6	21.4  ± 0.27	2.6  ± 0.03
		12	21.2  ± 0.08	2.4  ± 0.09
−/−	F	6	20.7  ± 0.21	2.4  ± 0.09
		12	21.1  ± 0.36	2.3  ± 0.06
	M	6	19.9  ± 0.24	2.0  ± 0.12
		12	20.7  ± 0.04	2.5  ± 0.08

All values are represented as mean ± SEM (n = 3 for each). There was no difference among groups by one-way ANOVA.