CPC A61K 35/17 (2013.01) [A61P 35/00 (2018.01); C07K 14/70514 (2013.01); C07K 14/70517 (2013.01)] | 20 Claims |
1. A method of treating a subject having small lymphocytic lymphoma (SLL), the method comprising administering to the subject a dose of T cells comprising T cells expressing a chimeric antigen receptor (CAR) that specifically binds to CD19, the dose of T cells comprising a ratio of CD4+ cells expressing the CAR to CD8+ cells expressing the CAR of between at or about 5:1 and at or about 1:5, wherein;
administering the dose of T cells comprises administering a plurality of separate compositions, the plurality of separate compositions comprising a first composition comprising one of the CD4+ T cells and the CD8+ T cells and a second composition comprising the other of the CD4+ T cells and the CD8+ T cells;
the subject has relapsed following remission after treatment with, or become refractory to, one or more prior therapies; and
the CAR comprises an scFv specific for CD19, a transmembrane domain, a cytoplasmic signaling domain derived from a costimulatory molecule, a cytoplasmic signaling domain that comprises a CD3zeta signaling domain, and a spacer between the transmembrane domain and the scFv.
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