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对20例经手术切除的进展期肿瘤患者用活化的自身肿瘤浸润淋巴细胞(TIL)和重组人白细胞介素-2(rhIL-2)治疗,并检测治疗前后细胞免疫变化。患者的PBL对同种异体相同组织学类型靶细胞的细胞毒性明显升高(P<0.05),而对无关靶细胞的细胞毒性无明显变化(P>0.05);外周血淋巴细胞产生IL-2的能力均有明显的提高,从12.3U/ml到19.8U/ml(P<0.01);对植物血凝素(PHA)皮试反应性明显增强,反应直径从8.6mm升高到13.5mm(P<0.01)。TIL输注过程中,11例有一过性寒战、发热(T<38℃),其中6例伴轻度恶心、呕吐。结果提示:单次输注TIL和小剂量rhIL-2综合治疗后,可明显提高进展期肿瘤患者的细胞免疫功能,而无严重毒副作用,可能成为进展期肿瘤术后重要的辅助治疗方法。
Twenty cases of advanced resected advanced cancer patients were treated with activated TIL and rhIL-2, and the changes of cellular immunity before and after treatment were detected. The cytotoxicity of PBL in target cells of the same histological type was significantly increased (P <0.05), while the cytotoxicity of unrelated target cells was not significantly changed (P> 0.05). The peripheral blood lymphocytes (P <0.01). The reactivity to PHA skin test was obviously enhanced, and the reaction diameter increased from 12.3U / ml to 19.8U / ml 8.6 mm up to 13.5 mm (P <0.01). During TIL infusion, 11 patients had transient chills and fever (T <38 ° C), of which 6 had mild nausea and vomiting. The results suggest that the single infusion of TIL and low-dose rhIL-2 combined treatment can significantly improve the cellular immune function in advanced cancer patients without serious side effects, which may be an important adjuvant therapy for advanced cancer after surgery.