Gene-Engineered cells take on advanced cancer in early trial
NCT ID NCT00923806
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This early-phase trial tested a gene therapy approach for metastatic cancer that produces a protein called CEA. Researchers took white blood cells from patients, added a gene to help them target CEA, and infused them back along with chemotherapy and a drug called IL-2. Only 3 people took part before the study was stopped, so results are very limited.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- genetically modified immune cells (anti-CEA TCR cells) and aldesleukin (IL-2)
- What this could lead to
- If successful, this approach could point toward a new treatment for metastatic cancers that express CEA.
- What could go wrong
- This was a very early, small trial that was terminated early. It is unclear if the treatment is safe or effective, and it may not work for most patients.
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.
- Phase
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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3 people
The number who actually took part.
- Start date
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Dec 2008
- Finished
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Nov 2011
- Lead sponsor
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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.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide 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: 1. Metastatic cancer that expresses carcinoembryonic antigen (CEA) as assessed by one of the following methods: * Immunohistochemistry of resected tissue, assessed by immunohistochemistry (IHC) in the Clinical Laboratory Improvement Amendments (CLIA) approved test in the Laboratory of Pathology, Center for Cancer Research (CCR), National Cancer Institute (NCI), National Institutes of Health (NIH). Since the affinity of the antibody is weak, a result of greater than or equal to 1+ is considered positive. * Detection of elevated levels of circulating CEA using a standard clinical enzyme-linked immunosorbent (ELISA) assay. Results will be considered positive if CEA level is greater than 10 mcg/L. * Metastatic cancer diagnosis will be confirmed by the Laboratory of Pathology at the NCI. 2. Hepatic metastases must represent the life limiting components of the disease defined as liver disease with a very high likelihood of causing the death of a patient according to the best clinical judgment of the attending physician. 3. Patients must have previously received systemic standard care (or effective salvage chemotherapy regimens) for metastatic disease, if known to be effective for that disease, and have been either non-responders (progressive disease) or have recurred. 4. Greater than or equal to 18 years of age. 5. Willing to sign a durable power of attorney 6. Able to understand and sign the Informed Consent Document 7. Clinical performance status of Eastern Cooperative Oncology Group (ECOG) 0 or 1. 8. Life expectancy of greater than three months. 9. Patients of both genders must be willing to practice birth control from the time of enrollment on this study and for up to four months after receiving the preparative regimen. 10. Patients must be human leukocyte antigen (HLA-A\*0201) positive 11. Serology: 1. Seronegative for human immunodeficiency virus (HIV) antibody. (The experimental treatment being evaluated in this protocol depends on an intact immune system. Patients who are HIV seropositive can have decreased immune-competence and thus be less responsive to the experimental treatment and more susceptible to its toxicities.) 2. Seronegative for hepatitis B antigen and hepatitis C antibody unless antigen negative. 12. Hematology: 1. Absolute neutrophil count greater than 1000/mm\^3 without the support of filgrastim. 2. White blood cell (WBC) (greater than 3000/mm\^3. 3. Platelet count greater than 100,000/mm\^3. 4. Hemoglobin greater than 8.0 g/dl. 13. Chemistry: 1. Serum alanine aminotransferase (ALT)/aspartate aminotransferase (AST) less or equal to 2.5 times the upper limit of normal. 2. Serum creatinine less than or equal to 1.6 mg/dl. 3. Total bilirubin less than or equal to 1.5 mg/dl, except in patients with Gilbert's Syndrome who must have a total bilirubin less than 3.0 mg/dl. 14. More than four weeks must have elapsed since any prior systemic therapy at the time the patient receives the preparative regimen, and patients' toxicities must have recovered to a grade 1 or less (except for toxicities such as alopecia or vitiligo). EXCLUSION CRITERIA: 1. Women of child-bearing potential who are pregnant or breastfeeding because of the potentially dangerous effects of the preparative chemotherapy on the fetus or infant. 2. Active systemic infections, coagulation disorders or other major medical illnesses of the cardiovascular, respiratory or immune system, myocardial infarction, cardiac arrhythmias, obstructive or restrictive pulmonary disease. 3. Any form of primary immunodeficiency (such as Severe Combined Immunodeficiency Disease). 4. Concurrent opportunistic infections (The experimental treatment being evaluated in this protocol depends on an intact immune system. Patients who have decreased immune competence may be less responsive to the experimental treatment and more susceptible to its toxicities). 5. Concurrent systemic steroid therapy 6. History of severe immediate hypersensitivity reaction to any of the agents used in this study. 7. History of coronary revascularization or ischemic symptoms 8. Any patient known to have an left ventricular ejection fraction (LVEF) less than or equal to 45%. 9. Documented LVEF of less than or equal to 45% tested in patients with: 1. History of ischemic heart disease, chest pain, or clinically significant atrial and/or ventricular arrhythmias including but not limited to: atrial fibrillation, ventricular tachycardia, second or third degree heart block 2. Age greater than or equal to 60 years old 10. Documented forced expiratory volume (FEV1) less than or equal to 60% predicted tested in patients with: 1. A prolonged history of cigarette smoking (20 pk/year of smoking within the past 2 years). 2. Symptoms of respiratory dysfunction
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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.
Contacts and locations
Locations
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National Institutes of Health Clinical Center, 9000 Rockville Pike
Bethesda, Maryland, 20892, United States
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