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

Table 12.

Mutagenicity data, 4 h exposure, without 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 78 2 128.82 2.50 3.22 N/A
NC2 64 2 97.72 3.03 2.96 N/A
PC 130 60 518.83 31.58 163.84 Mutagenic
4SEAL® 1 64 2 102.40 3.03 3.10 Not Mutagenic
4SEAL® 2 58 3 98.34 4.92 4.84 Not Mutagenic

PC positive control, NC negative control