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Clinical Trials in China / NCT04432649
Starting soon Phase 1/2

Targeting CD276 (B7-H3) Positive Solid Tumors by 4SCAR-276

NCT04432649 · tracked via the Priya Life Science China tracker
Sponsor
Shenzhen Geno-Immune Medical Institute
Phase
Phase 1/2
Started
2027-06-01
Last updated
2026-08-26

Condition(s) studied

Solid Tumor

Investigational drug(s) / intervention(s)

4SCAR-276

4SCAR-276: The 4SCAR-276 T cells can recognize and kill tumor cells through the recognition of CD276 .This study will evaluate the side effects and effective doses of 4SCAR-276 T cells in treating refractory and recurrent solid tumors

Study summary

Patients with refractory and/or recurrent solid tumor have poor prognosis despite complex multimodel therapy and therefore, novel approaches are urgently needed. This study attempts to treat these diseases using T cells genetically modified with a 4th generation lentiviral chimeric antigen receptor (4SCAR fused with an inducible apoptotic caspase 9 domain) targeting CD276 (B7-H3). The 4SCAR-CD276-modified T cells (4SCAR-276) can recognize and kill tumor cells through the recognition of CD276, a surface protein expressed at high levels on many types of tumors but at low levels on normal tissues. This study will evaluate the side effects and effective doses of 4SCAR-276 in treating refractory and/or recurrent tumors.

Eligibility

Sex
ALL
Min age
1 Year
Max age
75 Years
Healthy volunteers
No
Inclusion Criteria: * Patients with tumors have received standard first-line therapy and have been judged to be non-resectable, metastatic, progressive or recurrent. * The CD276 antigen status of the tumor is determined for eligibility. Positive expression is defined by antibody staining results based on immunohistochemistry or flow cytometry analysis. * Body weight greater than or equal to 10 kg. * Age: ≥1 year and ≤ 75 years of age at the time of enrollment. * Life expectancy: at least 8 weeks. * Prior Therapy: 1) There is no limit to the number of prior treatment regimens. Any grade 3 or 4 non-hematologic toxicity of any previous therapy must have resolved to grade 2 or less. 2) Must not have received hematopoietic growth factors for at least 1 week prior to mononuclear cells collection. 3) At least 7 days must have elapsed since the completion of therapy with a biologic agent, targeted agent, tyrosine kinase inhibitor or a metronomic nonmyelosuppressive regimen. 4) At least 4 weeks must have elapsed since prior therapy that included a monoclonal antibody. 5) At least 1 week since any radiation therapy at the time of study entry. * Karnofsky/jansky score of 60% or greater. * Cardiac function: Left ventricular ejection fraction greater than or equal to 40/55 percent . * Pulse Ox greater than or equal to 90% on room air. * Liver function: defined as alanine transaminase (ALT) \<3x upper limit of normal (ULN), aspartate aminotransferase (AST) \<3x ULN; serum bilirubin and alkaline phosphatase \<2x ULN. * Renal function: Patients must have serum creatinine less than 3 times upper limit of normal. * Marrow function: White blood cell count ≥1000/ul, Absolute neutrophil count ≥500/ul, Absolute lymphocyte count ≥500/ul, Platelet count ≥25,000/ul (not achieved by transfusion). * Patients with known bone marrow metastatic disease will be eligible for study as long as they meet hematologic function criteria, and the marrow disease not evaluable to have hematologic toxicity. * For all patients enrolled in this study, themselves or their parents or legal guardians must sign an informed consent and assent. Exclusion Criteria: Existing severe illness (e.g. significant cardiac, pulmonary, hepatic diseases, etc.) or major organ dysfunction, or grade 3 hematologic toxicity. * Untreated central nervous system (CNS) metastasis: Patients with CNS tumor involvement that has been treated and/or is stable for at least 6 weeks following completion of therapy are eligible. * Previous treatment with other genetically engineered CD276-CAR T cells or CD276 antibody therapy. * Active HIV, Hepatitis B virus (HBV), Hepatitis C virus (HCV) infection or uncontrolled infection. * Patients who require systemic corticosteroid or other immunosuppressive therapy. * Evidence of tumor potentially causing airway obstruction. * Inability to comply with protocol requirements. * Insufficient CAR T cells availability.

Primary outcome measure(s)

Trial sites (1)

FacilityCityRegionStatus
Shenzhen Geno-immune Medical Institute Shenzhen Guangdong

More Shenzhen Geno-Immune Medical Institute trials in China

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Official registry record

This page summarises publicly available registry data for informational purposes — not medical advice. Eligibility is determined by each study team; patients should discuss participation with their clinician.

View NCT04432649 on ClinicalTrials.gov ↗ ← All trials in China