Table 8.

Organ distribution of the gold nanoparticles

Tissue/organ	Concentration of elemental Au (ng/g)
	Mean ± SEM	SD
Brain	0	0
Heart	811.0±6.507	11.27
Lungs	1,544±103.7	179.6
Liver	8,325±40.43	70.02
Spleen	852.6±4.240	7.345
Kidneys	230.2±9.540	16.52
Bladder	6,818±136.5	236.5
Femur	525.9±57.49	128.5

Abbreviations: SEM, standard error of the mean; SD, standard deviation.