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Table 1 MNRET frequency in the peripheral blood micronucleus test after a single and consecutive inhalation of cigarette smoke in mice that were not fed Connarus extracts

From: Genotoxicity-suppressing effect of aqueous extract of Connarus ruber cortex on cigarette smoke-induced micronuclei in mouse peripheral erythrocytes

Exposure to smoke MNRET (‰, mean ± SD)
0a 24a 48a 72a 0-dayb 7-dayc 14-dayd
Single inhalation to cigarette smoke 1.75 ± 0.83 2.50 ± 0.50 2.25 ± 1.30 1.75 ± 0.43 - - -
Consecutive inhalation (Sham control) - - - - 1.50 ± 0.41 1.75 ± 0.45 1.50 ± 1.08
Consecutive inhalation to cigarette smoke - - - - 1.25 ± 1.10 2.00 ± 1.48 1.50 ± 0.83
  1. aSampling time after a single inhalation (h)
  2. bBlood was sampled immediately before exposure to cigarette smoke
  3. cBlood was sampled immediately after exposure period of 7 days
  4. dBlood was sampled immediately after exposure period of 14 days