Histopathological characteristics of colon cancer tissue as compared with normal mucosa. Representative micrographs of formalin-fixed and paraffin-embedded tissues counterstained with hematoxylin and eosin. (A) Normal tissue taken 5-cm away from the tumour area (× 10); (B) well differentiated tumour (× 10); (C) moderately differentiated tumour (× 20). D: poorly differentiated tumour (× 20).
Decastel et al. BMC Clinical Pathology 2014 14:12 doi:10.1186/1472-6890-14-12