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Researchers seek blood donors to advance infectious disease science

NCT ID NCT00114647

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 24, 2026 · Last updated Sep 17, 2026 · Updated 8 times

Summary

This study collects blood plasma and white blood cells from healthy volunteers and people with HIV using a procedure called apheresis. The samples are used for laboratory research on infectious diseases and immune function. Up to 3,000 participants aged 18 and older will be enrolled.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 3,000 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jan 1984

Lead sponsor

A government research agency

The lead sponsor is the US National Institutes of Health.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

Community Sample

Ages

18 to 100 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

* INCLUSION CRITERIA: 18 years of age or older Adequate venous access Blood pressure less than or equal to 180/100; pulse rate 50-100, unless a lower pulse rate is considered normal for the volunteer (e.g. a conditioned athlete) Adequate blood counts if undergoing apheresis (HIV positive volunteers and volunteers with vasculitis or other inflammatory diseases: hemoglobin greater than or equal to 9.0 g/dL, HCT greater than or equal to 28%, platelets greater than or equal to 50,000; HIV negative volunteers: hemoglobin greater than or equal to 12.5 g/dL, HCT greater than or equal to 38%, platelets greater than or equal to 150,000) Willing and able to provide written informed consent, comply with study requirements and procedures, and comply with clinic policies (including stored samples, hepatitis screening, and genetic testing including HLA testing) EXCLUSION CRITERIA: Pregnant and/or breast-feeding women Currently abusing alcohol or other drugs Any medical condition for which the PI feels apheresis or other sample collection procedures might be contraindicated

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • National Institutes of Health Clinical Center

    RECRUITING

    Bethesda, Maryland, 20892, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.