PD-1 Antibody Expressing CAR T Cells for Mesothelin Positive Advanced Malignancies

Ningbo Cancer Hospital

Status and phase

Unknown

Phase 2

Phase 1

Conditions

Advanced Cancer

Solid Tumor, Adult

Treatments

Biological: PD-1 antibody expressing mesothelin specific CAR-T cells

Study type

Interventional

Funder types

Industry

Identifiers

NCT03030001

H2017-01-P01

Details and patient eligibility

About

This is a single-arm, open-label, one center, dose escalation clinical study, to determine the safety and efficacy of infusion of autologous T cells engineered to express immune checkpoint antibody and chimeric antigen receptor targeting mesothelin in adult patients with mesothelin positive, recurrent or refractory malignant tumors.

Enrollment

40 estimated patients

Sex

All

Ages

18 to 80 years old

Volunteers

No Healthy Volunteers

Inclusion criteria

1. Relapsed or refractory advanced solid malignancies.
1. Progressive disease and no response to current therapy.
1. Patients must have previously received at least one standard therapy for their cancer (if available) and have been either non-responders (progressive disease) or have recurred. And patients are willing to attend the clinical trial.
1. Gender unlimited, age from 18 years to 80 years.
1. Life expectancy≥6 months.
1. ECOG (Eastern Cooperative Oncology Group) performance status of 0-2.
1. Adequate venous access for apheresis, and no other contraindications for leukapheresis ; Peripheral venous access ；no contraindication of lymphocyte separation.
1. IHC( immuno-histochemistry) result of tumor tissue： mesothelin positive for ：frequency≥2，intensity≥2 +. The percentage of tumor cell nuclei stained (0, no staining; 1, ≤10%; 2, 10-50% and 3, >50%) and the staining intensity (ranging from 0 to 3+).
1. Adequate hepatic function, renal function and bone marrow function：WBC≥3.0×109/L,PLT≥60×109/L,HGB≥85g/L,LY≥0.7×109/L; Alanine aminotransferase/Aspartate transaminase(ALT/AST) 2.5 times the upper limit of the normal value, total bilirubin(TBiL) 1times the upper limit of the normal value, Serum creatinine1.5 times the upper limit of the normal value.
1. Willing and able to understand and sign the Informed Consent Document.
1. Women of child-bearing age must have evidence of negative pregnancy test. Patients must be willing to practice birth control during and for four months following treatment.

Exclusion criteria

1. Life expectancy6 months.
1. Patients with uncontrolled active infection will be excluded.
1. Patients with severe heart and lung dysfunction; uncontrolled hypertension, unstable coronary disease evidenced by uncontrolled arrhythmias, unstable angina, decompensated congestive heart failure (> New York Heart Association Class II), or myocardial infarction within 6 months of study will be excluded; aberrant pulmonary function testing: with a forced expiratory volume (FEV) of <30%(predicted), diffusion capacity of the lung for carbon monoxide (DLCO) (corrected) <30% and oxyhemoglobin saturation90% will be excluded.
1. Patients with severe liver and kidney dysfunction or chronic diseases of important organs will be excluded.
1. Patients with active autoimmune disease requiring immunosuppressive therapy will be excluded.
1. Patients requiring corticosteroids (other than inhaled) will be excluded.
1. Patients with other severe diseases or situations improper for the research will be excluded, including neurologic disease, mental disease, immune disease, metabolic disease, and contagious disease.
1. Pregnant and/or lactating women will be excluded.
1. Patients who have had other bio-therapy in the past 4 weeks.
1. Patients who are participating or participated any other clinical trials in latest 30 days will be excluded.
1. Patients with the subject suffering disease affects the understanding of informed consent or complying with study protocol will be excluded.