Grouping and treatment protocols.
| Group | Treatment protocol | Injection approach | Radioactivity MBq (μCi) | Volume injected (μl) | Types of tumor |
|---|---|---|---|---|---|
| 1 | 0.05 MPB (nontreatment) | IT | 0 | 22 | Raji |
| 2 | 131I-NMIgG | IT | 5.55 (150) | 22 | Raji |
| 3 | 131I-rituximab | IP | 5.55 (150) | 22 | Raji |
| 4 | 131I-rituximab | IT | 2.78 (75) | 22 | Raji |
| 5 | 131I-rituximab | IT | 5.55 (150) | 22 | Raji |
| 6 | 131I-rituximab | IT | 5.55 (150) | 22 | Control |