Basic Information

Gene symbol CD19 Synonyms B4, CVID3 Type of gene protein-coding
Description CD19 molecule

Gene symbol CD22 Synonyms SIGLEC-2, SIGLEC2 Type of gene protein-coding
Gene perturbation-related omics dataset PerturbAtlas | PertOrg
Description CD22 molecule

GTO ID GTC0466
Trial ID NCT03825731
Disease B-Cell Acute Lymphoblastic Leukemia
Altered gene CD19|CD22
Therapeutic/Target gene Target gene
TherapyCAR-T cell
Treatment GC022
Generation2nd
PhaseEarly_Phase1
Recruitment statusUnknown
TitleA Study of GC022 CAR-T Cell Immunotherapy for Relapsed or Refractory B- ALL
Year2019
CountryChina
Company sponsorHebei Yanda Ludaopei Hospital
Other ID(s)PGC0003
Vector information
Vectorlentivirus
ConstructscFv-4-1BB-CD3ζ

Clinical Result

Cohort1: dose level 1
Administration route None
Dosage 2.5~5E5 cells/kg
Pts 4
Age Child, Adult, Older_Adult
Lymph depletion Yes
Outcome 1/4(CR)
Adverse reactions no any CAR-T-related severe events
References DOI: 10.1182/blood-2019-126429
Cohort2: dose level 2
Administration route None
Dosage 1~2.5E6 cells/kg
Pts 7
Age Child, Adult, Older_Adult
Lymph depletion Yes
Outcome 7/7(CR) at 15 days
Adverse reactions no any CAR-T-related severe events
References DOI: 10.1182/blood-2019-126429
Cohort3: dose level 3
Administration route None
Dosage 3~5E6 cells/kg
Pts 5
Age Child, Adult, Older_Adult
Lymph depletion Yes
Adverse reactions no any CAR-T-related severe events
References DOI: 10.1182/blood-2019-126429

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