title: Tregs in immunotherapy: opportunities and challenges.
authors.forename: Wanjun
authors.initials: W
authors.lastname: Chen
mesh_terms: D000818:Animals; D006801:Humans; D056747:Immunomodulation; D007167:Immunotherapy / Q000639:trends; D050378:T-Lymphocytes, Regulatory / Q000276:immunology*; D058408:Th1-Th2 Balance