Table 5 Cerium concentration in different tissues at 2 days after intravenous injection of uncoated or silica-coated CeO₂ NPs

5.65 ±1.53

23.15 ± 2.83 *

1904.43 ± 93.22

1652.57 ± 38.07 *

2.72 ± 0.64

10.95 ± 1.61 *

0.15 ± 0.02

0.95 ± 0.26 *

0.21 ± 0.03

1.07 ± 0.29 *

1.42 ± 0.28

6.64 ± 1.23 *

1096.02 ± 333.49

1822.33 ± 181.83

2.01 ± 0.89

3.29 ± 1.25

1.32 ± 0.18

6.32 ± 0.58 *

1.47 ± 0.14

0.63 ± 0.12 *

0.75 ± 0.26

1.05 ± 0.12

0.02 ± 0.01

0.20 ± 0.02 *

0.05 ± 0.01

0.18 ± 0.02 *

0.02 ± 0.01

0.08 ± 0.02 *

0.19 ± 0.03

0.52 ± 0.08 *

0.02 ± 0.01

0.09 ± 0.02 *

0.30 ± 0.69

0.69 ± 0.03 *