различные типы супрессорной активности

различные типы супрессорной активности — distinct types of suppessor activity (: veto activity, defined as the ability to specifically block the generation of CTL activity, which is specific for cell surface Ags that the veto-active cells themselves express; and natural suppressor activity, defined as the ability of fresh or cytokine-activated cells to suppress immune reactions in a non-MHC-restricted fashion without previous antigenic stimulation