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Table 1 Genotoxic activity of CCE and AFB1 by the SOS Chromotest in the presence of E.coli PQ37.

From: Chemopreventive effect of cactus Opuntia ficus indica on oxidative stress and genotoxicity of aflatoxin B1

Extract β-gal (U) AP (U) IF
NC 1,65 1,9  
AFB1 9,21 2,5 4,24
CCE 1,1 1,7 0,73
AFB1+CCE 1,56 1,25 1,42
  1. β-gal: β-galactosidase; AP: alkaline phosphatase; U: enzyme units; IF: induction factor; NC: negative control (non treated cells).