NCT05429905

Dual Anti-CD22/CD19 Chimeric Antigen Receptor-directed T Cells (CART2219.1) for Relapsed Refractory B-Lineage Leukaemia

Study Summary

The purpose of this study is to deliver dual-targeting CAR-T cell therapy (CART 2219.1) as a salvage treatment to patients with relapsed/refractory B-lineage leukaemia in place of stem cell transplant or irradiation.

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Interventions

Phase IBIOLOGICAL
* Dose level 0: CAR+CD3+ 0.4 x 10e6/kg (de-escalation dose) * Dose level 1: CAR+CD3+ 1 x 10e6/kg (starting dose) * Dose level 2: CAR+CD3+ 2.5 x 10e6/kg. Dose-escalations for adults and paediatrics will be performed in 2 independent strata for determination of RP2D.
Phase IIBIOLOGICAL
RP2D will be determined in Phase I

Study Locations

FacilityCityStateCountry
KK Women's and Children's hospitalSingaporeSingapore

Official Trial Information

View on ClinicalTrials.gov

Data sourced from ClinicalTrials.gov. Last updated: April 14, 2026