Patient characteristics and in vitro sensitivity of B-cell chronic lymphocytic leukemia cells to KRN5500
| Patient . | Modified Rai stage . | Previous treatment . | 4-hour LC50 KRN5500, μM . | 24-hour LC50 KRN5500, μM . | 96-hour LC50 KRN5500, μM . | 
|---|---|---|---|---|---|
| 1 | IR | None | 22.46 | 1.89 | 0.44 | 
| 2 | HR | C, C + Pent + Theo | 0.21 | 0.91 | 0.09 | 
| 3 | HR | Flu | 0.16 | 0.02 | 0.027 | 
| 4 | HR | None | 1.12 | 0.22 | 0.26 | 
| 5 | HR | C + P, Flu, 2CDA | 0.18 | 0.05 | 0.05 | 
| 6 | IR | C + P | 0.45 | 0.13 | 0.123 | 
| 7 | IR | None | 0.94 | 0.24 | 0.175 | 
| 8 | IR | None* | 0.14 | 0.05 | 0.024 | 
| 9 | IR | None* | 0.19 | 0.07 | 0.052 | 
| 10 | IR | None* | 0.11 | 0.028 | 0.024 | 
| 11 | IR | None | 1.55 | 0.36 | 0.260 | 
| Patient . | Modified Rai stage . | Previous treatment . | 4-hour LC50 KRN5500, μM . | 24-hour LC50 KRN5500, μM . | 96-hour LC50 KRN5500, μM . | 
|---|---|---|---|---|---|
| 1 | IR | None | 22.46 | 1.89 | 0.44 | 
| 2 | HR | C, C + Pent + Theo | 0.21 | 0.91 | 0.09 | 
| 3 | HR | Flu | 0.16 | 0.02 | 0.027 | 
| 4 | HR | None | 1.12 | 0.22 | 0.26 | 
| 5 | HR | C + P, Flu, 2CDA | 0.18 | 0.05 | 0.05 | 
| 6 | IR | C + P | 0.45 | 0.13 | 0.123 | 
| 7 | IR | None | 0.94 | 0.24 | 0.175 | 
| 8 | IR | None* | 0.14 | 0.05 | 0.024 | 
| 9 | IR | None* | 0.19 | 0.07 | 0.052 | 
| 10 | IR | None* | 0.11 | 0.028 | 0.024 | 
| 11 | IR | None | 1.55 | 0.36 | 0.260 | 
IR indicates intermediate risk; HR, high risk; C, chlorambucil; Pent, pentostatin; Theo, theophylline; Flu, fludarabine; P, prednisone; 2CDA, cladribine.
Active disease as required treatment within 6 months of donating cells.