Use of the Tr cells in the treatment of diseases associated with (including antibody-mediated responses and T-) cellular immune response and how to prepare / proliferation in vitro and (Tr) cells CD4 + CD25 + regulatory T. None [Selection Figure]CD4+CD25+調節性T(Tr)細胞をin vitroで作製/増殖する方法、および細胞性免疫応答(T-および抗体介在性応答を含む)に関連する疾患の治療における前記Tr細胞の使用。【選択図】なし