Brief Article
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Mar 28, 2011; 17(12): 1631-1641
Published online Mar 28, 2011. doi: 10.3748/wjg.v17.i12.1631
Figure 3
Figure 3 Immunohistochemical examinations of trefoil factor proteins in cholangiocarcinoma (Original magnification × 400). A: Trefoil factor (TFF)1 staining was markedly positive and was mostly seen in the cytoplasm; B: TFF2 staining was mostly in the cytoplasm and at the invasion front (arrows); C: TFF3 staining showing a goblet cell pattern manifested as diffusely distributed coarse granules.