Immunohistochemical evaluation of putative predictive markers and outcome in PTCL-NOS patients. Representative images showing high and low expression of ENO1 (A-B), ALDH2 (D-E), and TPI1 (G-H) by IHC are shown in PTCL-NOS tissue. OS curves for the patients according to marker expression (C,F,I).Original magnification ×10.