RESET-SLE: A Phase 1/2 Open-Label Study to Evaluate the Safety and Efficacy of CABA-201 in Subjects With Active Systemic Lupus Erythematosus

Trial statusRecruiting
Trial phasePhase 1, Phase 2
Trial typeInterventional
Biological sexAll
Age12-65
SponsorCabaletta Bio

About this trial

RESET-SLE: A Phase 1/2 Open-Label Study to Evaluate the Safety and Efficacy of CABA-201 in Subjects With Active Systemic Lupus Erythematosus

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age ≥18 and ≤65 (Adults) or Age ≥12 to <18 years (Adolescents)

A clinical diagnosis of SLE, based on the 2019 European League Against Rheumatism (EULAR)/American College of Rheumatology (ACR) classification criteria for SLE.

Positive antinuclear antibody (ANA) titer or anti-dsDNA antibody at screening.

For LN subjects only, active, biopsy-proven LN class III or IV, with or without the presence of class V, according to 2018 Revised International Society of Nephrology/Renal Pathology Society (ISN/RPS) criteria

Disqualifiers

Contraindication to leukapheresis

History of anaphylactic or severe systemic reaction to fludarabine, cyclophosphamide or any of their metabolites

Active infection requiring medical intervention at screening

Current symptoms of severe, progressive, or uncontrolled renal, hepatic, hematological, gastrointestinal, pulmonary, psychiatric, cardiac, neurological, or cerebral disease, including severe and uncontrolled infections, such as sepsis and opportunistic infections.

Trial design

Design model

Sequential

Treatments tested in this trial

  • CABA-201

    Biological/Vaccine

    Single intravenous infusion of CABA-201 at a single dose level following preconditioning with fludarabine and cyclophosphamide

  • CABA-201

    Biological/Vaccine

    Single intravenous infusion of CABA-201 at escalating dose levels without preconditioning

Treatment groups

28 Participants
are divided into 2 treatment groups
Group A: CABA-201 with FLU/CY PreconditioningExperimental treatment 1 intervention
Group B: CABA-201, No PreconditioningExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

To evaluate incidence of adverse events

Time frame
Up to 28 days after CABA-201 infusion

Secondary outcomes

1

To evaluate adverse events and laboratory abnormalities

Incidence and severity of AEs, including changes in laboratory values and vital signs

Time frame
Up to 156 weeks
2

To characterize the pharmacodynamics (PD)

Levels of B cells in the blood

Time frame
Up to 156 weeks
3

To characterize the pharmacokinetics (PK)

Levels of CABA-201-positive T cells in the blood

Time frame
Up to 156 weeks
4

To evaluate disease related biomarkers

Levels of C3, C4, and CH50 in serum

Time frame
Up to 156 weeks

Other outcomes

Sponsors and contacts

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