Clinical Study of CEA-targeted CAR-T Therapy for CEA-positive Advanced/Metastatic Malignant Solid Tumors
Trial Parameters
Brief Summary
This is a phase I clinical study to evaluate the safety and tolerability of CAR-T in patients with CEA-positive advanced/metastatic solid tumors, and to obtain the maximum tolerated dose of CAR-T and phase II Recommended dose.
Eligibility Criteria
Inclusion Criteria: 1. Age ≥18 years old, male or female; 2. Advanced, metastatic or recurrent malignant tumors diagnosed by histology or pathology, mainly colorectal cancer, esophageal cancer, gastric cancer, and pancreatic cancer; 3. After receiving at least second-line standard treatment failure (disease progression or intolerance, such as surgery, chemotherapy, radiotherapy, etc.) or lack of effective treatment methods; 4. Immunohistochemical staining of tumor samples within 3 months confirmed that the tumor was CEA positive (clear membrane staining, positive rate ≥ 10%); , the positive rate ≥ 10%), the serum CEA of the patient is required to exceed 10ug/L. 5. At least one assessable lesion according to RECIST 1.1 criteria; 6. ECOG score 0-2 points; 7. No serious mental disorder; 8. Unless otherwise specified, the function of the vital organs of the subject shall meet the following conditions: 1. Blood routine: white blood cells\>3.0×10\^9/L, neutrophils\>0.8×10\^9/L, lymphocytes c