NCT00034216Recruiting
Collection of Blood From Patients With Cancer
Biospecimen Acquisition From Human Subjects
Source: ClinicalTrials.gov · Last updated 5 Nov 2026
Brief summary (registry, in English)
This study will collect blood from patients with cancer to study the level of cells which decrease the immune response (suppressor cells) before and after chemotherapy. Patients 18 years of age and older with cancer may participate. This study does not involve treatment. Participants will have about 50 ml (3 tablespoonfuls) of blood drawn. Depending on their condition, patients may be invited to enroll in a clinical research study involving chemotherapy, radiotherapy, or surgery. Additional 40-ml blood samples may be drawn during the course of treatment. ...
- Status (registry)
- Recruiting
- Study type
- Observational
- Enrollment
- 1750 (estimated)
- First submitted
- 24 Apr 2002
- Start date
- 16 Jul 2002
- Lead sponsor
- National Cancer Institute (NCI)
- NCT number
- NCT00034216
What you commit to
- Study type: Observational
- Planned participants: 1750
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Other
- None.
Criteria the registry did not label
- INCLUSION CRITERIA:
- Patients with a known or suspected malignancy and healthy volunteers 18 years of age and older are eligible.
- Performance status of ECOG 0, 1, 2, or 3 for admission to this protocol.
- Ability to understand and the willingness to sign a written informed consent document.
- INCLUSION FOR APHERESIS:
- Note: Effective with Amendment CC, participants will no longer be asked to undergo apheresis. This content is being retained for historical reference.
- Hemoglobin greater than or equal to 10 mg/dL and platelet count \> 75,000/mm(3)
- Weight greater than 25 kg
- HIV negative
- Prothrombin Time - within normal limits
- Partial Thromboplastin Time - within normal limits
- Medically indicated central line in place or adequate peripheral venous access
Age in the registry: 18 years to - · Sex: All · Accepts healthy volunteers
Sites (1)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| National Institutes of Health Clinical Center Coordinator of this site? Confirm its status | Bethesda | United States | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.