Table 3.

Comparisons of AuNP tissue distribution by mouse gender at 2 hours post-injection.

		4 nm	15 nm	50 nm	79 nm	100 nm	152 nm	P-Value
%ID/g
Heart	Female	1.43	4.46	5.92	7.93	1.17	0.62	0.208
	Male	0.92	3.81	4.95	2.14	3.02	1.50
Liver	Female	5.03	8.29	27.94	83.77	41.8	30.79	0.062
	Male	9.67	5.69	37.20	41.35	60.93	19.68
Lung	Female	1.54	6.30	4.18	40.12	50.16	45.82	0.169
	Male	8.38	6.58	15.78	24.17	71.01	52.12
Kidney	Female	4.31	9.46	4.10	2.37	0.70	1.30	0.217
	Male	4.38	6.39	1.67	0.95	3.02	0.57
Spleen	Female	4.13	7.87	51.02	61.06	85.74	34.69	0.093
	Male	3.35	5.03	46.14	41.89	49.5	24.04
Blood	Female	32.30	35.84	12.00	4.45	2.77	1.61	0.180
	Male	8.50	33.61	5.06	3.47	3.63	1.44

No significant differences were found between gender in each organ.

Significant difference by two-way ANOVA between male and female.