Small Lympho(plasma)cytic Lymphoma (B-SLL, B-LPL): recurrence after a front line regimen (related donor transplant), or chemorefractory disease (related or unrelated donor transplant). Follicular Low-Grade Lymphoma, Marginal Zone Lymphomas (splenic, nodal, or extranodal/MALT type): chemorefractory disease or > 2 prior regimens. Mantle Cell Lymphoma: first complete or partial remission, refractory disease, or failed prior ASCT. Diffuse Large B-cell Lymphoma, Follicular Large cell Lymphoma, Peripheral T-cell Lymphoma, Anaplastic Large Cell Lymphoma: refractory disease, or failed prior ASCT. Burkitt or Acute Lymphoblastic Lymphomas: high-risk disease in remission, chemosensitive persistent or recurrent disease. Cutaneous T-cell Lymphomas: (Mycosis Fungoides, Sezary Syndrome): chemorefractory disease of > 2 prior regimens