Survival curves. (A) Survival curves for all cases according to WHO classification. Survival curves for cases with PTCL, unspecified, according to the results of immunohistochemical staining for Th1-associated chemokine receptors, CXCR3 (B) and CCR5 (E), and Th2-associated marker, ST2(L) (C) and activated TCRr OX40/CD134 (D) and groups 1 and 2 (F).