| abstract |
The object of the present invention is to activate activated T cells and / or B cells which are effective for the prevention or treatment of a disease showing an enhanced or abnormal immune function by activated T cells and / or activated B cells. It is providing a cell death inducer or a cell death promoter. A cell death inducer or a cell death promoter selective for activated T cells and / or B cells, comprising 25-hydroxycholesterol or its analog cholesterol as an active ingredient. |