Chemical N MNPCEs/10000 PCEs Mean ± S.D./Groups
CG 5 0 0.0 ± 0.0
PCG 5 61 48.2 ± 14.114
G100 5 4 0.8 ± 1.3
G250 5 17  3.4 ± 0.55*
G500 5 30 6.0  ± 1.41*
Mean ± Standart desviation; MNPCEs: micronucleated polychromatic erythrocytes; MMS: methyl methanesulfonate; PCEs: polychromatic erythrocytes. (*=0,0000)
Table 1: Effect of the treatment with 100, 250 and 50 mg/kg/day of Oncidium flexuosum Sims. crude extract during 15 consecutive days showing the number of micronucleated polychromatic erythrocytes in bone marrow of male rats.