Dual-Target CAR-NK Cells for Recurrent or Refractory Epithelial Ovarian Cancer
Official title: A Phase 1/2, Open-Label, Dose-Escalation and Expansion Study of Dual-Target CAR-NK Cells (EB-DUALNK) Following Lymphodepleting Chemotherapy in Adults With Recurrent or Refractory Epithelial Ovarian, Fallopian Tube, or Primary Peritoneal Carcinoma
Run by Beijing Biotech · NCT07589543 · Data updated 2026-11-12
This trial tests EB-DUALNK, a dual-target CAR-NK cell therapy, in adults with recurrent or refractory epithelial ovarian, fallopian tube, or peritoneal cancer to see if it can safely help the cancer shrink or stay controlled.
Quick facts
| Phase | Phase1; Phase2 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 75 Years |
| Sex | Women only |
| Enrollment | 42 (estimated) |
| Sponsor | Beijing Biotech Industry-sponsored |
| Drugs / interventions | chimeric antigen receptor, chemotherapy, cyclophosphamide, fludarabine |
| Locations | 1 site (Shenzhen, Guangdong) |
| Status | Recruiting |
| Started | March 2, 2026 |
| Main results expected | March 14, 2027 |
| Study ends | March 17, 2028 |
| Registry record updated | May 15, 2026 |
| Trial ID | NCT07589543 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults aged 18-75 with recurrent or refractory epithelial ovarian, fallopian tube, or primary peritoneal carcinoma, measurable disease, and tumor tissue available for antigen assessment that meets the protocol’s dual-target positivity criteria.
✕Probably not a fit
Patients whose tumors do not express the selected dual targets or who experience rapid disease progression may not benefit from this therapy.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is an early-phase study that uses a biomarker-driven approach to select a dual-target CAR-NK cell therapy (EB-DUALNK) tailored to the patient's tumor antigen profile. After baseline antigen testing, the most suitable pair of targets will be chosen and EB-DUALNK will be given after lymphodepleting chemotherapy, with safety and preliminary efficacy monitored. The trial includes a dose-escalation phase to identify a recommended dose for expansion and will assess safety endpoints such as CRS and ICANS, as well as anti-tumor activity by imaging and CA-125 where appropriate. Correlative studies will examine CAR-NK persistence, cellular phenotype, cytokine profiles, and relationships between antigen expression and outcomes.
Why it matters
Potential benefit: If successful, patients may experience tumor control or delayed progression with a therapy designed to target multiple ovarian cancer antigens.
How similar studies have gone: Previous studies of CAR-NK therapies in solid tumors show potential signals of safety and efficacy, but dual-target approaches in ovarian cancer are investigational.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age 18-75 years; able to provide written informed consent. * Histologically confirmed epithelial ovarian, fallopian tube, or primary peritoneal carcinoma that is recurrent or refractory after standard therapy (at least 2 prior systemic regimens), with measurable disease per RECIST v1.1 and ECOG performance status 0-1. * Tumor tissue available for antigen assessment. Participant must meet protocol-defined positivity for the selected dual-target pair (example: 1 target expressed in \>=50% of tumor cells by IHC and the second target in \>=20%). * Adequate organ function per protocol-specified labs; negative pregnancy test nd agrees to use effective contraception for a protocol-defined period after infusion. Exclusion Criteria: * Active CNS metastases or carcinomatous meningitis (unless treated and stable for a protocol-defined period). * Prior gene-modified cell therapy targeting any of the study antigens (GD2, MUC1, PSMA, mesothelin) within 6 months. * Uncontrolled active infection (including uncontrolled HIV, HBV, or HCV) or active systemic fungal infection. * Clinically significant cardiovascular disease (e.g., recent myocardial infarction, unstable angina, uncontrolled arrhythmia) or LVEF \<50% . * Active autoimmune disease requiring systemic immunosuppression within 14 days prior to lymphodepletion (physiologic steroid replacement permitted). * History of organ transplantation or allogeneic hematopoietic stem cell transplantation. * Pregnant or breastfeeding. * Any condition that, in the investigator's judgment, would compromise participant safety or compliance.
Where it's running
-
Peking University Shenzhen Hospital
Shenzhen, Guangdong, China Recruiting
Study contacts
- Study coordinator: shan S Lu, Phd
- Email: Seni-Lu@beijing-biotech.com
- Phone: +86 13076790030
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.