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. 2022 Apr 5;26:12. doi: 10.1186/s40824-022-00258-6

Table 13.

Mutagenicity data, 4 h exposure, with metabolic activation

Sample Number of large colonies Number of small colonies Mutant frequency (*10^-6) Small colonies [%] Small colonies mutant frequency (*10^-6) Mutagenicity
NC1 85 2 128.94 2.30 2.96 N/A
NC2 80 2 111.01 2.44 2.71 N/A
PC 54 88 376.58 61.97 233.38 Mutagenic
4SEAL® 1 77 4 136.72 4.94 6.75 Not Mutagenic
4SEAL® 2 62 6 115.89 8.82 10.23 Not Mutagenic

PC positive control, NC negative control