The purpose of this study is to monitor the proliferation and distribution of CD19 CAR-T cells in lymphoma patients by using a novel specific PET tracer 68Ga-NOTA-RP25 for monitoring the proliferation of CAR-T cells.
The proliferation and distribution of CD19 CAR-T cells in lymphoma patients are investigated 68Ga-NOTA-RP25 by PET / CT imaging.