Mean & SD   Saline/water (10 rats) Saline/chamomile (10 rats) 5-FU/water (10 rats) 5-FU/chamomile (10 rats) Ki-67 antigen-positive cell rate Day 8 59.00 ± 5.6 9.68 ± 0.31  0.02 ± 0.12 5.23 ± 0.71   Day12 57.71 ± 3.23 0.20 ± 0.01 36.4 ± 2.14 0.31 ± 0.03 Bcl-2 antigen-positive cell rate Day 8 41.23 ± 2.60 44.23 ± 4.04  0.41 ± 0.01 9.1 ± 0.67   Day12 39.11 ± 3.99 0.12 ± 0.21  37.64 ± 3.66 0.22 ± 0.11

Table 4: Means and standard deviations of immunohistochemical results of the jejunum following water or chamomile extract treatment in female Albino rats post saline or 5-FU injection, in the studied periods of all groups in the study.