Personalized dual-target CAR-T therapy for advanced solid tumors
Official title: A Phase 1/2, Open-Label, Biomarker-Guided Master Protocol Evaluating Autologous Dual-Target CAR-T Cells Selected From a Predefined Target Library in Adults With Advanced Solid Tumors
Run by Beijing Biotech · NCT07523529 · Data updated 2026-11-12
This trial will test personalized dual-target CAR-T cells, matched to tumor biomarker patterns, in adults with advanced unresectable or metastatic solid cancers to see if dual targeting improves tumor control and safety.
Quick facts
| Phase | Phase1; Phase2 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 75 Years |
| Sex | All |
| Enrollment | 72 (estimated) |
| Sponsor | Beijing Biotech Industry-sponsored |
| Drugs / interventions | CAR-T, prednisone, cyclophosphamide, fludarabine |
| Locations | 1 site (Shenzhen, Guangdong) |
| Status | Recruiting |
| Started | March 2, 2026 |
| Main results expected | April 14, 2027 |
| Study ends | March 17, 2028 |
| Registry record updated | April 13, 2026 |
| Trial ID | NCT07523529 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults aged 18–75 with advanced unresectable, metastatic, or recurrent solid malignancies who have failed or are not candidates for standard curative therapy and whose tumors meet the predefined dual-antigen biomarker thresholds are eligible.
✕Probably not a fit
Patients whose tumors do not express a qualifying pair of target antigens, who have inadequate organ function, or who cannot access the study site are unlikely to receive benefit from this protocol.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
Participants undergo central pathology review and antigen profiling on fresh or archived tumor tissue, and a target-selection committee ranks qualifying dual-antigen pairs from a predefined library. Each participant receives lymphodepletion with fludarabine and cyclophosphamide followed by one infusion of an autologous dual-target CAR-T product chosen to match their tumor; optional repeat infusion is allowed for selected participants. New target-pair cohorts begin with a modified 3+3 dose-escalation lead-in and, if acceptable, proceed to dose expansion at the recommended Phase 2 dose/schedule with response assessed by RECIST 1.1 or RANO as appropriate. Participants are followed for disease outcomes for 24 months and monitored for long-term gene-modified cell safety for up to 15 years.
Why it matters
Potential benefit: If successful, this approach could improve tumor control and reduce the risk of antigen-escape by targeting two tumor antigens selected to match each patient's tumor.
How similar studies have gone: Dual-target CAR-T designs and biomarker-guided selection have shown limited promising signals in early-phase work but remain largely unproven for solid tumors.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age 18-75 years at consent * Histologically or cytologically confirmed advanced unresectable, metastatic, or recurrent solid malignancy (including recurrent high-grade glioma for CNSspecific pairs) for which standard curative therapy does not exist, is not tolerated, or has failed. * At least one predefined dual-target pair qualifies on central biomarker review. Recommended working thresholds: primary antigen \>= 2+ intensity in \>= 50% of viable tumor cells (or pair-specific equivalent) AND secondary antigen detectable in \>= 25% of viable tumor cells, with acceptable normal-tissue risk after pathology review * At least 1 measurable lesion by RECIST 1.1, or measurable / evaluable disease by RANO for CNS cohorts. * ECOG performance status 0-1 (CNS cohort may allow Karnofsky \>= 70 or ECOG 0-2 if justified). * Adequate organ function: ANC \>= 1.0 x 10\^9/L, platelets \>= 75 x 10\^9/L, hemoglobin \>= 8 g/dL, creatinine clearance \>= 50 mL/min, AST / ALT \<= 3 x ULN (\<= 5 x ULN if liver involvement), total bilirubin \<= 1.5 x ULN unless Gilbert syndrome, LVEF \>= 45%, oxygen saturation \>= 92% on room air. * Recovered to Grade \<= 1 from acute toxicities of prior anticancer therapy (except alopecia, stable endocrinopathies, or other protocol-allowed residual toxicities). * Adequate venous access and ability to undergo leukapheresis; successful manufacture of a release-qualified autologous dual-target CAR-T product. * Life expectancy \>= 12 weeks. * Negative pregnancy test for persons of childbearing potential and agreement to use highly effective contraception per protocol. * Ability to understand and sign informed consent and comply with study follow-up, including long-term gene-modified cell monitoring. Exclusion Criteria: * No qualifying target pair after central review, or target pair considered unsafe because of unacceptable predicted ontarget / off-tumor risk. * Prior gene-modified cellular therapy directed against the same target pair within 6 months, or persistent clinically significant toxicity from prior cell / gene therapy. * Active uncontrolled infection, including uncontrolled bacterial, fungal, or viral infection; active tuberculosis; uncontrolled HIV; active hepatitis B or C with detectable / unsafe viral burden. * Need for systemic corticosteroids \> 10 mg prednisone equivalent daily or other systemic immunosuppressive therapy within 7 days before lymphodepletion, unless specifically allowed for physiologic replacement or CNS edema management per cohort rules. * Active autoimmune disease requiring systemic immunosuppression within the past 2 years, except protocol-allowed stable conditions. * Clinically significant cardiovascular disease (for example uncontrolled arrhythmia, recent myocardial infarction, unstable angina, decompensated heart failure), severe pulmonary compromise, or other major comorbidity making cell therapy unsafe. * Active symptomatic CNS hemorrhage, uncontrolled seizures, or uncontrolled intracranial hypertension; leptomeningeal disease requiring urgent intervention unless explicitly allowed in a CNS-specific cohort. * Pregnancy or breastfeeding. * Concurrent second malignancy requiring active systemic treatment, except certain low-risk or definitively treated cancers allowed by protocol. * Any condition that, in the investigator's judgment, would interfere with safe participation, product manufacture, infusion, or interpretation of results.
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.