(I) Photomicrographs of immunohistochemical staining of CYP1A1, 1B1 and 8-OH-dG expression in the buccal pouch of control and experimental animals (20X)
A Overexpression of CYP1A1, 1B1 and 8-OH-dG in the pouch and liver tissues of DMBA treated animals (group 1)
B,C,D Downregulation of CYP1A1, B1 and 8-OH-dG in animals administered DMBA+bLF, DMBA+P-B and DMBA+bLF+P-B treated animals (groups 2, 3 and 4 respectively)
E Normal expression of CYP1A1, B1 and 8-OH-dG in animals groups 5 through 8.
(II) The expression of CYP1A1, 1B1 and 8-OH-dG in the buccal pouch of control and experimental animals (Mean ± SD; n=20)
♠♠ Significantly different from group 8 animals (p< 0.0001)
* Significantly different from group 1 animals (p<0.05)
** Significantly different from group 1 animals (p< 0.001)
*** Significantly different from group 1 animals (p< 0.0001)