Case Report
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Aug 14, 2006; 12(30): 4918-4921
Published online Aug 14, 2006. doi: 10.3748/wjg.v12.i30.4918
Figure 5
Figure 5 Immunohisotochemically, tumor cells positive for CK 20 (A), but negative for CK7 (B), normal epithelial cells of IHBD positive for CK7 (arrow). (A) × 100; (B) × 100.