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Blood Collection for Research Related to Certain Diseases Involving Blood Vessels

StatusEnrolling by Invitation
PhaseNot specified
Started
View on ClinicalTrials.gov ↗

Record History

The 50 most recent of 325 record versions are accounted for below. See every version on ClinicalTrials.gov ↗

  1. Re-verified, no change to tracked fields
  2. Re-verified, no change to tracked fields
  3. Re-verified, no change to tracked fields
  4. Eligibility criteria expanded, about 1 word
  5. 21 versions Re-verified since Oct 16, 2025, no change to tracked fieldsv301-v321
Show 25 earlier versionsHide 25 earlier versions
  1. Study Status, Eligibilityv300
  2. 24 versions Re-verified since Feb 12, 2025, no change to tracked fieldsv276-v299
  • Stopped: an ongoing trial was terminated, suspended or withdrawn.
  • Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
  • Minor: routine progress and housekeeping, such as sites added or enrollment closed.
The collection of human specimens from both patients and healthy volunteers is necessary for the development of laboratory assays to further basic and clinical research studies. This protocol defines the purposes for which specimens will be collected and establishes general conditions under which sample collection will be performed.
Trial Details
NCT Number NCT00047996
Lead Sponsor National Heart, Lung, and Blood Institute (NHLBI)
Conditions Sickle Cell Disease
Enrollment 2,000 participants
Start Date
Updated on ClinicalTrials.gov