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Trial Aimed at Reducing Complications After Half-Matched BMT for Thalassemia

A Single-Center Phase I/II Study On Infusion Of Regulatory T Cells For Prevention Of Early Alloreactivity In Haploidentical Hematopoietic Stem Cell Transplantation For Patients With Non-Malignant Disorders

Status
Active, not recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2019/04/018379
Enrollment
10
Registered
2019-04-02
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: D561- Beta thalassemia Health Condition 2: D570- Hb-SS disease with crisis

Interventions

Intervention1: Single arm study.No comparator agent. Infusion of regulatory T cells : Infusion of regulatory T cells derived from leukapheresis product of the hematopoeitic stem cell donor before and

Sponsors

Manashi Chakrabarti Foundation
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1)First Transplantation 2)Diagnosis of Hemoglobinopathy 3)No major organ dysfunction

Exclusion criteria

Exclusion criteria: 1)Patients with uncontrolled bacterial, viral or fungal infections (undergoing appropriate treatment and with progression of clinical symptoms) within 1 month prior to conditioning. Patients with febrile illness or suspected minor infection should await clinical resolution prior to starting conditioning. 2)Patients seropositive for the human immunodeficiency virus (HIV) 3)Patient with active Hepatitis B or C determined by serology and/or NAAT not on treatment 4)Active hepatitis, bridging fibrosis or cirrhosis on liver biopsy (biopsy required for patients on chronic transfusion therapy for > 1 year and evidence of iron overload with ferritin >1000 ng/mL)

Design outcomes

Primary

MeasureTime frame
1) Engraftment by Day 30. 2) Incidence of grade IIâ??IV acute graft-versus-host disease (GVHD) until Day 100 post-transplantation 3) Incidence of Post-Transplantation Hemophagocytic Syndrome Timepoint: 3 months 6 months one year

Secondary

MeasureTime frame
­ Incidence and severity of chronic GVHD at 1 year and 2 years ­ Incidence of TRM at all visits throughout the study ­ Incidence and severity of acute infusional toxicities ­ Graft failure from Day 0 to Day 28 Timepoint: 3 months 6 months one year two years

Countries

India

Contacts

Public ContactDr Suparno Chakrabarti

Manashi Chakrabarti Foundation

supchak@googlemail.com

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026