From: ROS-mediated genotoxicity of asbestos-cement in mammalian lung cells in vitro
Sample | Suspension | WHO-fibre counts | TEM | ||||
---|---|---|---|---|---|---|---|
mg/ml | Filter deposit | F/mg | F/ml | Magnification, Number of fields | |||
Original | Diluted | μg/cm2 | n | ×106 | ×106 | ||
Asbestos cement | 11 | 0.05 | 73.2 | 14 | 38.3 | 425 | ×10000, 10 fields |
34 | 12.9 | 144 | ×2000, 2 fields | ||||
UICC-chrysotile | 5 | 0.01 | 13.2 | 32 | 486 | 2432 | ×10000, 10 fields |
33 | 139 | 697 | ×2000, 1 field |