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目的探讨联合应用肿瘤浸润性淋巴细胞(tumorinfitratinglymphocytes,TIL)和重组白细胞介素2(rIL2)治疗对原发性肝细胞癌(primaryhepatocelularcarcinoma,PHCC)术后患者细胞免疫功能的影响和其临床疗效。方法对16例PHCC术后患者进行了TIL和rIL2治疗,12例从肝动脉插管输入,4例从门静脉插管输入。结果TIL治疗后16例患者外周血白细胞介素2(IL2),T细胞亚群及比率均有不同程度上升;肿瘤坏死因子(TNF),白细胞介素6(IL6)多有不同程度下降。随访6~24个月,14例肝癌根治性切除术患者,肿瘤无复发迹象,1例肝癌根治切除术患者TNF上升了8IU,该患者治疗8个月后死于肝功能衰竭;1例肝癌姑息性切除,残癌无水酒精注射病人,TIL治疗18个月后肿瘤直径扩大2cm。结论TIL治疗对提高PHCC术后患者抗肿瘤细胞免疫功能,防止肿瘤复发,抑制残瘤生长,延长患者生存期具有一定作用。
Objective To investigate the effect of combination therapy with tumor infiltrating lymphocytes (TIL) and recombinant interleukin 2 (rIL2) on cellular immune function in patients with primary hepatocellular carcinoma (PHCC) and its clinical efficacy . Methods TIL and rIL2 treatment were performed on 16 patients with PHCC after operation. Twelve patients received input from the hepatic artery and 4 patients received input from the portal vein. Results After TIL treatment, peripheral blood interleukin 2 (IL-2), T lymphocyte subsets and ratio increased in different degrees in 16 patients; tumor necrosis factor (TNF) and interleukin 6 (IL-6) were different. The degree of decline. After 6 to 24 months follow-up, 14 patients with hepatocellular carcinoma undergoing radical resection had no evidence of recurrence. One patient with radical resection of hepatocellular carcinoma had an increase in TNF of 8 IU. He died of hepatic failure after 8 months of treatment. Hepatoma palliative occurred in 1 patient. Surgical resection and residual ethanol injection in patients with residual alcohol, tumor diameter increased by 2cm after TIL treatment for 18 months. Conclusion TIL treatment has an effect on improving the anti-tumor immune function of patients after PHCC, preventing tumor recurrence, inhibiting the growth of residual tumors, and prolonging the survival period of patients.