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Microsomals Lipid Peroxidase Activity in the Presence of Particulates
| sp act. (nmol of NADPH oxidized per min per mg of protein) | % of act. with no particles | |
|---|---|---|
| particulatea | ||
| none | 25 | (100) |
| anthophyllite | 21 | 84 |
| chrysotile | 9 | 36 |
| silica | 23 | 92 |
| hematite | 34 | 136 |
| controls | ||
| deoxycholate (0.3%) | 5 | 20 |
| 100 °C, 5 min | 2 | 8 |
| p-(chloromercuri)-benzoate (1 mM) | 8 | 32 |
| NADH (no NADPH) | 9 | 36 |
A total of 16.7 mg of each particulate was used.
