Specimens were then embedded in paraffin after fixation and 5 Ојm thick sections were cut and stained with hematoxylin and eosin H 1, loss of one third of the crypts; 2, loss of two thirds of the crypts; 3, lamina propria covered with a single layer of epithelial cells with mild inflammatory cell infiltration; and 4, erosions and marked inflammatory cell infiltration daily cialis online