Safety Study of Liver Natural Killer Cell Therapy for Hepatoma Liver Transplantation

Inclusion Criteria: * Primary liver transplant recipient with HCC * Patients need to meet the liver transplant eligibility criteria * Cardiac function; cardiac echo will indicate that ejection fraction (EF) \> 35% or right ventricular systolic pressure (RVSP) \< 50mmHg. Stress echo will show no ischemic lesion (if applicable). * Pulmonary function; SpO2 \>90% or PaO2 \> 60 mmHg, or CT will show no active pulmonary lesion. * Complete blood count; Platelet \> 20,000 /mm\^3, Hematocrit \> 20%, WBC \> 1,000 /mm\^3 * Eighteen years of age or older * Ability to provide informed consent * If female of childbearing potential: Must not be lactating, must have a negative serum B-human chorionic gonadotropin (HCG) test within 7 days prior to Day of Transplant, and must agree to practice an acceptable and reliable form of contraception during the study Ability to provide informed consent Exclusion Criteria: * Living donor liver transplant; a healthy person donates part of his or her liver to the recipient * Multiple organ transplants * Prior solid organ or bone marrow transplant recipients * Fluminant hepatic failure * The patients regularly receive the hemodialysis more than twice a week before liver transplant * Status 1 transplants; acute severe disease and defined as a patient with only recent development of liver disease who is in the intensive care unit of the hospital with a life expectancy without a liver transplant of fewer than 7 days * ABO incompatible transplants * Transp…