Designated name | ZnONP | ZnONPalt | NiONP | TiO2NP | |
---|---|---|---|---|---|
Supplier | NanoScale Corp. | Nanostructure and Amorphous Materials Inc. | Nanostructure and Amorphous Materials Inc. | Nanostructure and Amorphous Materials Inc. | |
Diameter (nm) examined by TEM | 10.7 ± 0.7 | 137 ± 9.2 | 5.3 ± 0.4 | 30.5 ± 1.8 | |
Surface area (m2/g)a | 48.2 | 50 | 91.8 | 27.5 | |
Mass (μg) per 150 cm2 (high dose- rat) | 310 | - | 163.5 | 545 | |
Mass (μg) per 50 cm2 (low dose- rat) | 103 | - | 54.5 | 182 | |
Mass (μg) per 15 cm2 (high dose- mouse) | 31 | - | 9.18 | - | |
Zn2+ (μg) equivalent to 50 cm2 (rat study) | 82.8 | - | - | - | |
Endotoxin (EU/ml)b | ND | ND | ND | ND | |
Hydrodynamic size (nm) in | DW | 2855 ± 773 | 4833 ± 625 | 1210 ± 471 | 787 ± 324 |
 | PBS | 3925 ± 715 | 5683 ± 510 | 2236 ± 407 | 1166 ± 344 |
 | PBS (5% rat serum) | 423 ± 24 | 282 ± 124 | 93 ± 4 | 119.1 ± 39.6 |
 | PBS (5% mouse serum) | 229 ± 187 | - | 83 ± 44 | - |
Zeta potential (mV) in | PBS (5% rat serum) | -27.1 ± 1.4 | -25.9 ± 0.6 | -26.0 ± 5.0 | -28.5 ± 5.2 |
 | PBS (5% mouse serum) | -18.9 ± 1.5 | - | -21.4 ± 0.8 | - |