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Table 5 Comparison of genotoxicity activities of various chemicals in S. typhimurium TA1535/pSK1002 and NM5004 strains a [9, 60]

From: Development and progress for three decades in umu test systems

Chemicals

NM5004 [GST(+)]

TA1535/pSK1002 [GST(−)]

1,2-dibromoethane

+++

−

N-(2,3-epoxypropyl)phthalimide

+++

+

1,3-dichloroacetone

++

+

CH2I2

++

−

1,2-epoxy-3-phenoxypropane

+

−

2,3-epoxypropyl p-methxyphenyl ether

+

−

1-bromo-2-chloroethane

+

−

1-bromo-2,3-dichloropropane

+

−

CH2BrCl

+

−

CH2Br2

+

−

1,2-epoxy-3-(4′-nitrophenoxy)-propane

−

++

2,3-dibromo-1-chloropropane

±

+

1,4-dibromo-2,3-epoxybutane

+

++

1,2-epoxy-3-bromopropane

−

+

1,2-epoxy-3-chloropropane

−

±

1,2,3,4-diepoxybutane

+

+

2,3-dibromopropionaldehyde

+

+

1,4-dibromo-2,3-dihydroxybutane

±

−

1,4-dibromobutane

−

−

1,3-dibromoacetone

+

+

2,3-dibromo-1-propanol

±

±

1,2-epoxy-4-bromobutane

±

±

CH2Cl2

++

−

1,3-dibromo-2-propanol

−

−

1-bromo-2,3-propanediol

−

−

4-vinylcyclohexene dioxide

−

−

eyclohexene oxide

−

−

1,2-epoxybutane

−

−

1-bromo-2-fluoroethane

−

−

  1. a Potencies of chemicals in umu systems were ranked as follows: (−) 0–50; (±) 50–100; (+) 100–250; (++) 250–450; (+++) 450 for umu gene expression (units)