Table 3 Cytotoxicity and enzyme activities in different times and doses
From: Health effects of exposure to nano-TiO2: a meta-analysis of experimental studies
Study dose (mg/ml) | Cytotoxicitya(h) | Enzyme activitiesa(h) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
≤12 | ≤24 | ≤48 | ≤72 | Total | Percentageb | 0~6* | 24* | Total | Percentageb | |
≤0.005 | 0/2 | 1/10 | 3/5 | 1/3 | 5/20 | 20 | 2/1 | 0/4 | 2/5 | 29 |
≤0.05 | 3/2 | 10/10 | 9/4 | 4/5 | 26/21 | 55 | 3/0 | 4/1 | 7/1 | 88 |
≤0.5 | 7/1 | 15/7 | 10/2 | 5/2 | 37/12 | 76 | 3/0 | 5/0 | 8/0 | 100 |
≤5 | 1/1 | 5/1 | 3/1 | 3/0 | 12/3 | 80 | 1/0 | 2/0 | 3/0 | 100 |
≤50 | 1/0/ | 1/0 | 0/0 | 0/0 | 2/0 | 100 | 1/0 | 1/0 | 2/0 | 100 |
Total | 12/6 | 32/28 | 25/12 | 13/10 | 82/56 | 59 | 10/1 | 12/5 | 22/6 | 79 |
Percentageb | 67 | 53 | 68 | 57 | - | - | 91 | 71 | - | - |