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.
The role of Th17, one of only four known types of T helper cell, opens a possible avenue for overcoming cancer's ability to suppress or hide from the body's immune system, said senior author Chen Dong, Ph.D., professor in M. D. Anderson's Department of Immunology.