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Blood Collection for Research Related to Certain Diseases Involving Blood Vessels

Blood Collection for Research Related to Certain Diseases Involving Blood Vessels

Enrolling By Invitation
18 years and older
All
Phase N/A

Overview

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....

Description

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.

Eligibility

  • INCLUSION CRITERIA:

Males or females of age 18 years and older can be included in the study.

EXCLUSION CRITERIA:

Individuals without sickle cell disease or other chronic anemias who wish to donate blood will be excluded if the hemoglobin is less than 10 g/dL for women or less than 12g/dL for men.

Individuals with sickle cell disease or other chronic anemias will be excluded from donating blood samples if the hemoglobin is less than 6 g/dL.

A participant s most recent CBC result, obtained in the past 12 months, will be used to determine eligibility.

There are no exclusion criteria for participants donating urine.

Study details
    Sickle Cell Disease

NCT00047996

National Heart, Lung, and Blood Institute (NHLBI)

25 July 2026

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FAQs

Learn more about clinical trials

What is a clinical trial?

A clinical trial is a study designed to test specific interventions or treatments' effectiveness and safety, paving the way for new, innovative healthcare solutions.

Why should I take part in a clinical trial?

Participating in a clinical trial provides early access to potentially effective treatments and directly contributes to the healthcare advancements that benefit us all.

How long does a clinical trial take place?

The duration of clinical trials varies. Some trials last weeks, some years, depending on the phase and intention of the trial.

Do I get compensated for taking part in clinical trials?

Compensation varies per trial. Some offer payment or reimbursement for time and travel, while others may not.

How safe are clinical trials?

Clinical trials follow strict ethical guidelines and protocols to safeguard participants' health. They are closely monitored and safety reviewed regularly.
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