Intraepithelial CD8<sup>+</sup>tumor-infiltrating lymphocytes and a high CD8<sup>+</sup>/regulatory T cell ratio are associated with favorable prognosis in ovarian cancer
In a recent report, [Zhang et al. (2003) N. Engl. J. Med. 348, 203–213], the presence of CD3 + tumor-infiltrating lymphocytes (TILs) was found to correlate with improved surviva...