Fig. 1.
Alteration of histological structures in Lop-induced constipated rats. H&E stained sections of transverse colon rats from the No, Urd, Lop + Vehicle or Lop + Urd treated group were observed at 100× (left column) and 200× (right column) using a light microscope. Five to six rats per group were assayed in triplicate by H&E