Roles of Tregs in development of hepatocellular carcinoma: a meta-analysis.

Aim: To assess systematically the association between regulatory T cells (Tregs) and hepatocellular carcinoma (HCC).

Methods: We searched Medline, Embase and Wanfang databases for literature on the populations of Tregs in HCC patients and controls, using the pooled OR and 95%CIs for assessment. There were no limitations with respect to publication date or language.