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.
tumor suppressor gene (expressing enough protein to control cell proliferation), that gene can inhibit the formation of tumors. Inactivation of both copies of a tumor suppressor gene is required before their function can be eliminated. Therefore, mutations in tumor suppressor genes are recessive at the level of an individual cell.