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Scientists seek immune system clues from cancer patients and healthy volunteers

NCT ID NCT03207854

Knowledge-focused Sponsor: University of Southern California Source: ClinicalTrials.gov ↗

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This research study collects blood, bone marrow, and tissue samples from people with cancer, blood disorders, and healthy volunteers. The goal is to study how the immune system changes during different treatments, including immunotherapy and chemotherapy. By comparing samples from patients and healthy individuals, researchers hope to uncover new insights that could improve future treatments. The study is currently recruiting and involves no direct treatment.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this research could help scientists understand how the immune system responds to different cancer treatments, potentially leading to better immunotherapies.
What could go wrong
This is a specimen collection study, not a treatment trial. It will not directly benefit participants and results may take years to translate into new therapies.

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 625 people

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

Started

Apr 2017

Expected to finish

Dec 2027

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

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

Who is studied

Patients known to have cancer, an immune-mediated hematologic diagnosis, or a healthy normal volunteer

Ages

19 years and older

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: * All patients known to have cancer, an immune-mediated hematologic diagnosis, or a healthy normal volunteer * Definition of immune-mediated hematologic diagnosis: diagnoses for which immune dysfunction and/or immune system directed therapy (eg. aplastic anemia, autoimmune hemolytic anemia, immune thrombocytopenic purpura \[ITP\], etc.) are involved * Definition of healthy normal volunteer: persons lacking diagnoses of any type of cancer, diabetes, cardiovascular diseases, non-hematologic autoimmune disease (eg. systemic lupus erythematosus \[SLE\], rheumatoid arthritis \[RA\], Crohn's disease) and not taking any immunosuppressive medications * Patients must have been seen in the Norris Hospital and outpatient clinics, or the Los Angeles County (LAC)-University of Southern California (USC) Medical Center or outpatient clinics; healthy volunteers can be recruited without any physician visit appointments since their labs are strictly for clinical research and not for personal health issues unrelated to the project Exclusion Criteria: * Unable to give informed consent to specimen collection * Known human immunodeficiency virus (HIV) positive status * Persons taking any type of immunosuppressive medication are excluded from participating as healthy normal volunteers * Any patient for whom specimen collection is judged to be unsafe (for example, for patients unable to establish venous access)

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Conditions

The condition(s) this trial relates to.

aplastic anemia autoimmune hemolytic anemia autoimmune thrombocytopenic purpura cancer hematologic disorder hematopoietic and lymphoid cell neoplasm hematopoietic and lymphoid system neoplasm immune system disorder neoplasm

As listed by the trial registrant

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

Healthy subject Hematologic and lymphocytic disorder Hematopoietic and lymphoid cell neoplasm Immune system disorder Malignant neoplasm

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

  • USC / Norris Comprehensive Cancer Center

    RECRUITING

    Los Angeles, California, 90033, United States

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