From: Low-solubility particles and a Trojan-horse type mechanism of toxicity: the case of cobalt oxide on human lung cells
Before sonication
After sonication
Average size (nm)
Polydispersity index (PDI)
Co3O4*
1843 ± 279
0.44 ± 0.05
372 ± 101
0.24 ± 0.07
Latex beads (LB-3)**
1024 ± 34
0.26 ± 0.03
408 ± 14
0.06 ± 0.03