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.
However, most cancer cells circumvent normal growth suppressors in order to continue proliferating.3. The 2 tumor suppressors most commonly dysregulated in cancer cells are retinoblastoma protein (Rb) and p53. In normal tissue, these proteins are part of a large network that controls the cell cycle.1,3.