Experimental cell therapy for cervical cancer stalls after just 5 patients
NCT ID NCT05357027
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This early-phase trial tested a new treatment called TC-E202 for people with advanced cervical cancer that had stopped responding to standard treatments. TC-E202 uses a patient's own immune cells, which are genetically modified in a lab to better recognize and attack cancer cells. The trial was terminated early after enrolling only 5 participants, so we have very limited information about how safe or effective this approach might be.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- TC-E202 cells (genetically engineered T cells targeting HPV16 E6)
- What this could lead to
- If successful, this approach could point toward a new treatment option for advanced cervical cancer that has not responded to standard therapies.
- What could go wrong
- This was a very early, small trial (only 5 participants) that was terminated early, so we have very little data on safety or effectiveness. The treatment also requires strong chemotherapy and IL-2, which can cause serious side effects.
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 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
-
5 people
The number who actually took part.
- Started
-
Aug 2022
- Finished
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Jan 2026
- Lead sponsor
-
A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 to 70 years
- Sex
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Female participants only
- Healthy volunteers
-
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. Be able to understand and sign the Informed of Consent Document. Be willing to follow the procedure and protocol of the clinical trial. 2. Age ≥ 18 years and ≤ 70 years. 3. Expected survival time \> 3 months. 4. ECOG score 0-1. 5. Recurrent or metastatic cervical carcinoma based on TNM \& FIGO staged histopathological investigation. 6. Received at least second-line standard treatment and diagnosed as PD through image assessment. (previously received radio-therapy, chemo-therapy, targeted-therapy or immune-therapy, wash-out period \> 14 or 5 half life) 7. Be able provide fresh or preserved tissue specimen. (fresh specimen first, paraffine specimen or at least 12 tumor section, tumor tissue \>20%) 8. At least 1 measurable lesion (according to RECIST1.1 standard). 9. HPV16 positive. 10. HLA-A2 positive. 11. Hematology should at least meet the following criteria: Absolute neutrophil count (ANC) ≥ 1.5× 109/L (±20%); Platelet (PLT) ≥ 75× 109/L (±20%); Hemoglobin (HGB) ≥ 90 g/L (±20%). 12. Blood biochemistry should at least meet the following criteria: Serum creatinine (Cr) ≤ 1.5 times of upper limit of normal (ULN) or creatine clearance ≥ 60 ml/min; Serum Alanine aminotransferase (ALT) or/and Aspartate aminotransferase (AST) ≤ 2.5 times of upper limit of normal; Total bilirubin (TBIL) ≤ 15 times of upper limit of normal. 13. Blood coagulation function is normal: Prothrombin time (PT) ≤ 1.5 ULN, International Normalized Ratio (INR) ≤ 1.5 ULN, or Activated Partial Thromboplastin Time (APTT) ≤ 1.5 ULN. 14. Women of childbearing potential should be ascetic or take contraception since the signing of ICF to 24 weeks or later after the last administration of drug. 15. Recovered from toxic effect of previous treatment (CTCAE ≤ 1), or related AE(s) is not defined as safety issue. 16. Catheter insertion is feasible and No White Blood Cells collection contraindications. Exclusion Criteria: 1. Under pregnancy or lactation, or positive based on blood pregnancy test. 2. Severe allergic to related ingredients in the clinical trial. 3. Received any other investigational treatment within 4 weeks before the first administration or enrolled in another clinical trial the same time (exception: the other treatment is observational and non-investigational or the patient is under follow-up period) 4. Primary central nerve system (CNS) cancer, or subjects with CNS metastasis after localized treatment (except patients without CNS metastasis, clinically stable and neither steroid treatment nor treatment for CNS metastasis). 5. Patients with active autoimmune disease or require systemic steroid treatment. (except patients with cutaneous condition but without systemic treatment, or subjects with asthma in childhood but without intervention after grown-up, or subjects with hypothyroidism mediated by autoimmune dysfunction and receiving thyroxine as replaced treatment) 6. Immunodeficiency including HIV positive, harvested or natural immunodeficiency. 7. Patients with ≥ grade 3 thromboembolic events within 2 years or under thrombolysis treatment. 8. Patients with hereditary or acquired hemorrhagic disease 9. Patients with cardiovascular disease or symptoms: congestive heart failure (NYHA \> 2); history of unstable angina pectoris; miocardial infarction within 48 weeks; clinically significant malignant arrhythmia (except atrial fibrillation and paroxysmal supraventricular tachycardia); Clinically significant prolonged QTcF (Male QTcF \> 450 msec, Female QTcF \> 470 msec); Uncontrolled hypertension. 10. Patients under active infection (except subjects with fever caused by tumor) 11. Patients with active tuberculosis, or history of active tuberculosis within 1 year before enrollment, or history of active tuberculosis over a year before enrollment but without standard treatment. 12. Patient with Active Hepatitis B or Active Hepatitis C. 13. Treponema pallidum antibody positive. 14. Received major surgery or under severe injury within 4 weeks before enrollment. 15. History of drug abuse, alcohol or drug addiction. 16. Received cell therapy before enrollment,such as TCR-T,CAR-T and TIL . 17. Allergic to IL-2. 18. Received treatment related chemo-therapy within 14 days of TC-E202 infusion (except lymphodepletion) . 19. Patient not suitable for the clinical trial according to investigators.
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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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Xiaochun Cheng
Chongqing, Chongqing Municipality, 400000, China
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