“…After complete decalcification, the specimens were washed in running tap water for 6 hours, then dehydrated in ascending grades of ethyl alcohol (70 %, 80 %, 90 % and 96 %) (Absolute I, Absolute II and Absolute III), cleared in xylene (xylene I, xylene II and xylene III) and embedded in soft paraffin (paraffin I, paraffin II and paraffin III) then blocked in hard paraffin wax, sectioned 5-7 µ and stained with routinely Hematoxylin and Eosin according to (Bancroft andGamble, 2008 andFathy et al, 2018). The stained sections were imaged by use Leica Full HD Camera that fixed on Leica DM2500 -Leica DF290 microscope.…”