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ClinicalTrials.gov public records Last synced May 22, 2026, 12:49 AM EDT

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Filters: Condition: CTLA4 Haploinsufficency Clear all
Withdrawn Phase 1Phase 2 Interventional
View directory record Official record
Conditions
CTLA4 Haploinsufficency, Chronic Cytopenia
Interventions
abatacept, Placebo
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
8 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 3, 2023 · Synced May 22, 2026, 12:49 AM EDT