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.
â¢ Tumor suppressor genes act like âbrakesâ that inhibit cell growth and division. When mutated, they can lose their braking function, which results in uncontrolled cell growth and division (Activity 1 and 2). â¢ Proto-oncogenes normally stimulate cell growth and division in a carefully controlled way.