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Multiple solid tumors have positive targets of mesothelin expressed on the surfaces of the tumor cells, we use the technique of CRISPR-Cas9 to knocked out the PD-1 and TCR of chimeric antigen receptor (CAR) T cells to effect the immuno-microenvironment around tumors.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| anti-mesothelin CAR-T cells | Experimental | Patients receive mesothelin-directed CAR-T cells infusion with dose escalation will occur using a standard 3+3 dose escalation approach, beginning in dose level I with dose cohorts and rules for escalation and de- escalation. Patients receive anti-mesothelin-CAR T cells on day 0. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| anti-mesothelin CAR-T cells | Biological | Cells will be infused on day 0. |
|
| Measure | Description | Time Frame |
|---|---|---|
| study of related adverse events | Grade 3 signs/symptoms, toxicities and clinical | 24 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| clinical responses to anti-mesothelin cell infusions | Disease control rate(DCR) | 24 weeks |
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Inclusion Criteria:
Histologically confirmed with mesothelin positive multiple solid tumors.
Failure of at least one prior standard of care chemotherapy for advanced stage disease.
Subjects must have measureable disease as defined by RECIST 1.1 criteria or modified RECIST criteria.
Patients > 18 years of age.
Eastern Cooperative Oncology Group (ECOG) performance status of 0-3.
Life expectancy > 12 weeks.
Satisfactory organ and bone marrow function as defined by the following (of note, the minimal blood counts should be in the absence of transfusion or cytokine support):
i. Absolute neutrophil count > 1,000/μl ii. Platelets >75,000/μl iii. Hemoglobin > 9 g/dL iv. Bilirubin < 2.0x the institutional normal upper limit unless secondary to bile duct obstruction by tumor v. Creatinine < 1.5x the institutional normal upper limit vi. Albumin ≥2 vii. Serum alanine aminotransferase (ALT) or aspartate aminotransferase (AST) < 5x the institutional normal upper limit viii. Cardiac ejection fraction of >55% as measured by resting echocardiogram, with no significant pericardial effusion.
Blood coagulation parameters: PT such that international normalized ratio (INR) is ≤ 1.5 and a PTT < 1.2 time the upper limit of normal unless the patient is therapeutically anti-coagulated for history of cancer-related thrombosis and has stable coagulation parameters.
Ability to understand and the willingness to provide written informed consent.
Male and Female subjects of reproductive potential agree to use approved contraceptive methods (e.g. birth control pills, barrier device, intrauterine device, abstinence) and abstain from other methods of conception during the study and for 6 months following the study cell infusion or proof of sterility.
Exclusion Criteria
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Wweidong Han, Dr. | Contact | 86-10-13651392893 | hanwdrsw@sina.com |
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Biotherapeutic Department and Hematology Department of Chinese PLA General Hospital | Recruiting | Beijing | 100853 | China |
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| ID | Term |
|---|---|
| C565324 | Parkinson Disease 4, Autosomal Dominant Lewy Body |
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