Figure 1

Representative examples of tumors with intraepithelial CD3 score (a) 1, no, or sporadic CD3+ cells; (b) 2, moderate numbers of CD3+ cells; (c) 3, abundant occurrence of CD3+ cells; and (d) 4, highly abundant occurrence of CD3+ cells.
Representative examples of tumors with intraepithelial CD3 score (a) 1, no, or sporadic CD3+ cells; (b) 2, moderate numbers of CD3+ cells; (c) 3, abundant occurrence of CD3+ cells; and (d) 4, highly abundant occurrence of CD3+ cells.