Passport delays: applicants' long and frustrating wait. 1  Backlog caused by spike in applications has thrown many people's plans into chaos with some having to resort to desperate measures. 2  Backlog caused by spike in applications has thrown many people's plans into chaos with some having to resort to desperate measures.
Suppressor T cell. Definition. noun. A type of T cell that expresses CD8 transmembrane glycoprotein, and functions by inhibiting, suppressing, or helping to stop an immune response by releasing signals to other immune cells. Supplement. Examples of suppressor T cells are suppressor macrophages.
These classes are: 1  Cytotoxic T cells - directly terminate antigens. 2  Helper T cells - precipitate the production of antibodies by B-cells and also produce substances that activate other T-cells. 3  Regulatory T cells - also called suppressor T cells, these cells suppress the response of B-cells and other T-cells to antigens.