- Pathologically verified peripheral T-cell lymphoma, partial response or stable disease after 3 cycles of CEOP (cyclophosphamide, epirubicin or doxorubicin, vincristine and prednisone) or CEOP(cyclophosphamide,vincristin,epirubicin and prednisone)/IVE (ifosfamide, epirubicin, etoposide)/GDP(Gemcitabine, Cis-platinum, Dexamethasone)