Combined antitumor effect of tumor-infiltrating lymphocytes and tumor necrosis factor alpha

C. Yin, B. Zhang, J. Zheng

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

Tumor-infiltrating lymphocytes (TILs) were isolated from 8 solid tumors by means of in vitro digestion and discontinuous density gradient centrifugation. By incubating TILs in the presence of 6000 Iu/ml rIL-2 and 500u/ml rTNF alpha, It's demonstrated that rTFN alpha could enhance the proliferation of TILs, promote the proportion of TILs in S-phase and G2 M-phase, enhance the percentage of CD3+ and CD8+ cells, up-regulate the expression of IL-2R, as well as enhance the cytotoxicity of TILs against autologous and allogenic tumors both in vitro and in vivo. The results are of significance for increasing immunotherapy effects and decreasing the adverse effects of certain cytokines.

Original languageEnglish (US)
Pages (from-to)162-164
Number of pages3
JournalZhonghua bing li xue za zhi Chinese journal of pathology
Volume24
Issue number3
StatePublished - Jun 1995
Externally publishedYes

ASJC Scopus subject areas

  • General Medicine

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