Uptake (NRU) assay (Borenfreund and Puerner, 1985, 1987) with
mouse embryo BALB/c 3T3 cells as previously described (Roemer
et al., 2009).
2.6. In vitro bacterial mutagenicity
Mutagenicity of TPM was assessed in the plate incorporation
Salmonella Reverse Mutation Assay (Maron and Ames, 1983)