Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Apr 21, 2012; 18(15): 1793-1799
Published online Apr 21, 2012. doi: 10.3748/wjg.v18.i15.1793
Figure 1
Figure 1 Cyclooxygenase-2 expression. A: Strong diffuse brown cytoplasmic cyclooxygenase-2 (COX-2) expression in colorectal adenocarcinoma cells, in contrast to negative expression in normal colonic cells; B: Negative COX-2 expression in poorly differentiated colorectal adenocarcinoma. Note the positive expression of stromal inflammatory cells.