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Table 2 Solubilized extracellular and intracellular cobalt content, and intracellular zinc content, measured by ICP-MS, after exposure of BEAS-2B cells to Co 3 O 4 particles for 72 h

From: Low-solubility particles and a Trojan-horse type mechanism of toxicity: the case of cobalt oxide on human lung cells

Co exposure concentration (μg.mL−1) Extracellular solubilized Co (μg.mL−1) Intracellular solubilized Co (fg/cell) Intracellular Zn (fg/cell)
Control 0 0.4 ± 0.1 57 ± 17
IC25 0.11 ± 0.01 6.5 ± 2.0 103 ± 31
IC50 0.29 ± 0.02 16.5 ± 5.0 135 ± 40