Table I.
Agent | ONO-WG-307 | LFM-A13 | Dasatinib | CC-292 | Ibrutinib |
---|---|---|---|---|---|
Developer | ONO Pharmaceutical | University of Southern California | Bristol-Myers Squibb | Celgene Corporation | Pharmacyclics and Janssen Pharmaceuticals |
Mechanism, Target | Reversible, Tyr223 | Reversible, Unknown | Reversible, Unknown | Irreversible, Cys481 | Irreversible, Cys481 |
Potency | IC50 = 2 nmol/l | IC50 = 7·5 μmol/l | IC50 = 5 nmol/l | IC50 <0·5 nmol/l | IC50 = 0·5 nmol/l |
Clinical Data From Phase I Trials in Relapsed/Refractory B Cell Malignancies | N/A | N/A | Multiple Histologies n = 19 ORR 32%, CR 11% |
Multiple Histologies n = 17 SD: 94%, PR: 6% CLL n = 50 ORR 34%, CR 0% |
Multiple Histologies n = 56 (% ORR/CR) MCL: 78/33 CLL/SLL: 69/13 FL: 55/27 DLBCL: 29/0 WM: 75/0 MZL: 25/0 |
B-NHL, B cell non-Hodgkin lymphoma; CLL, chronic lymphocytic leukaemia; SLL, small lymphocytic lymphoma; DLBCL, diffuse large B cell lymphoma; FL, follicular lymphoma; MCL, mantle cell lymphoma; MZL, marginal zone lymphoma; WM, Waldenström macroglobulinaemia; ORR, objective response rate; CR, complete response; PR, partial response; PFS, progression-free survival; R/R, relapsed/refractory; N/A: not available.