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Your journey
1What's a trial
4Get in touch
More info
You can access this
clinical trial
if you have
Beta-Thalassemia or Sickle Cell Disease
and you are
under 50
years old
This is an observational trial.
You are contributing to medical knowledge about your condition.
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The purpose

This is a multi-center, long-term safety and efficacy follow-up study for subjects with hemoglobinopathies (β-thalassemia or severe sickle cell disease) who have been treated with ex vivo gene therapy drug product in bluebird bio-sponsored clinical studies. After completing the parent clinical study (approximately 2 years), eligible subjects will be followed for an additional 13 years for a total of 15 years post-drug product infusion. No investigational drug product will be administered in the study.

Provided treatments

  • Other: Safety and efficacy assessments

Locations near you

Unfortunately, there are no recruiting locations near you. Please check the list with all locations below.
Tris trial is registered with FDA with number: NCT02633943. The sponsor of the trial is bluebird bio and it is looking for 94 volunteers for the current phase.
Official trial title:
Longterm Follow-up of Subjects With Hemoglobinopathies Treated With Ex Vivo Gene Therapy Using Autologous Hematopoietic Stem Cells Transduced With a Lentiviral Vector