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Table 2 Effect of conditions during cell counting on cellular activity

From: Collaborative study of thresholds for mutagens: proposal of a typical protocol for detection of hormetic responses in cytotoxicity tests

Measurement tim

Cells left to stand (OD mean ± SD, n = 15)

Cells shaken (OD mean ± SD, n = 15)

24 h

0.605 ± 0.087

0.634 ± 0.027

48 h

1.159 ± 0.090

1.371 ± 0.078