EBV-TCR-T（YT-E001）for Patients With EBV-positive Recurrent or Metastatic NPC

Inclusion Criteria:

1. ≥18 years old;
2. Sign an informed consent before undertaking any trial-related activities;
3. NPC patients diagnosed by licensed pathologist, EBV DNA copy number \>500.
4. Received at least one run of standard therapy (surgery, chemo, radiation and targeted therapy) or first line and second line treatment failure;
5. HLA-A\*0201/2402/1101;
6. ECOG score 0-2；Life expectancy is longer than 3 months;
7. No Chinese herbal medicine usage within 4 weeks before enrollment;
8. Lab test results meet the following requirements:

   White blood cell count≥4.0×109/L; ANC≥1.5 ×109/L; PLT≥100 ×109/L; Hemoglobin≥90g/L; Prothrombin time or INR ≤1.5× normal upper limit, except taking anticoagulant therapy; PTT≤1.5× normal upper limit；AST≤3×ULN; ALT≤3×ULN; ALP≤3×ULN; TBIL≤1.5×ULN。
9. Levels of calcium, potassium, and magnesium in serum are within the normal range;
10. Pregnancy test is negative for female subjects with reproductive capability before participating the study Female subjects must consent using birth control during the study or prohibit any homo or heterosexual behavior;
11. Can regularly visit the research institutions for tests, evaluations, and monitoring throughout the study period.

Exclusion Criteria:

1. Received major surgery, conventional chemotherapy, large-area radiotherapy, immune therapy or any biological anti-tumor therapy within 4 weeks prior to the study;
2. Allergic to any components of the therapy;
3. Never recovered to \<2 grade CTCAE from prior surgery or treatment-related adverse events;
4. With two or other types of primary solid tumors;
5. Poorly managed hypertension (systolic blood pressure \>160 mmHg and / or diastolic blood pressure \> 90 mmHg) or clinically significant(for example, active) cardiovascular and cerebrovascular diseases such as cerebrovascular incident (within 6 months prior to signing the informed consent), myocardial infarction (within 6 months prior to signing the informed consent), unstable angina, grade II or above heart failure, Congestive, or severe arrhythmia can not be controlled by medication or has a potential impact on the study;
6. With other serious organic disease and/or mental illness;
7. With systemic active infections that need treatments, including active tuberculosis, HIV/HBV/HCV- positive or clinically active hepatitis A, B and C;
8. With autoimmune diseases: such as a history of inflammatory bowel disease (IBD) or other autoimmune diseases determined by the investigator to be unsuitable for the study (e.g. systemic lupus erythematosus (SLE), vasculitis, invasive pulmonary disease);
9. Within 4 weeks prior the infusion, received chronic systemic steroid cortisone, Hydroxyurea, immunomodulatory treatment (for example: Interleukin 2, alpha or gamma interferon, GCSF, cyclosporine etc.);
10. History of organ allografts, autologous / allogeneic stem cell transplantation, and renal replacement therapy;
11. With central nervous system metastasis.
12. With uncontrolled diabetes, pulmonary fibrosis, interstitial lung disease, acute lung disease, or liver failure;
13. Pregnant or lactating female patients;
14. Received concomitant medication prohibited by the protocol;
15. With any medical condition or disease determined by the investigators that may be detrimental to this trial;