Open Actively Recruiting

A Study of IMPT-514 in Active Refractory Systemic Lupus Erythematosus (SLE)

About

Brief Summary

This is a Phase 1/2, multi-center, open-label study evaluating the safety and efficacy of IMPT-514, a bispecific chimeric antigen receptor (CAR) targeting cluster of differentiation (CD)19 and CD20 in participants with active, refractory lupus nephritis and systemic lupus erythematosus.

IMPT-514 treatment consists of a single infusion of CAR-transduced autologous T cells administered intravenously after a lymphodepleting therapy regimen consisting of fludarabine and cyclophosphamide. Individual participants will remain in the active post-treatment period for approximately 1 year.

Participants will continue in long-term follow-up for 15 years from treatment.

Primary Purpose
Treatment
Study Type
Interventional
Phase
Phase 1/Phase 2

Eligibility

Gender
All
Healthy Volunteers
No
Minimum Age
18 Years
Maximum Age
N/A

Inclusion Criteria:

  • Willing and able to provide written informed consent
  • Age 18 years of age or older
  • Weight > 45 kg at enrollment
  • Adequate blood pressure control
  • Diagnosis of SLE by 2019 European League Against Rheumatism (EULAR)/American College of Rheumatology (ACR) classification criteria or 2012 Systemic Lupus Collaborating Clinics (SLICC) criteria, including positive ANA or positive anti-dsDNA
  • LN participants: Active, biopsy-proven, proliferative lupus nephritis Class III or IV by 2018 International Society of Nephrology/Renal Pathology Society (ISN/RPS) criteria Other protocol-defined criteria apply.

Exclusion criteria:

  • Any clinically significant underlying illness, other than SLE and LN, which would pose a safety risk or concern, as determined by the Investigator
  • Any other systemic autoimmune condition
  • Rapidly progressive glomerulonephritis
  • Active central nervous system (CNS) lupus
  • History of allogeneic bone marrow or stem cell transplantation or solid organ transplantation Other protocol-defined criteria apply.

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Study Stats
Protocol No.
23-001368
Category
Autoimmune Disorders
Location
  • UCLA Westwood
For Providers
NCT No.
NCT06153095
For detailed technical eligibility, visit ClinicalTrials.gov.