thymus

IPA: θˈaɪmʌs

(anatomy, immunology) A ductless gland, consisting mainly of lymphatic tissue, located behind the top of the breastbone. It is most active during puberty, after which it shrinks in size. It plays an important role in the development of the immune system and produces lymphocytes.

Examples of "thymus" in Sentences

T cells come from the thymus.
T cell tolerance is induced in the thymus.
Thymectomy is the surgical removal of the thymus.
The thymus arises as an outgrowth of the third pharyngeal pouch.
The thymus and the precursors of antigen reactive cells are needed.
High levels were also found in the heart, the thymus and the spleen.
The tumor is generally located inside the thymus, and can be calcified.
Thymopoiesis is the process in the thymus by which thymocytes are produced.
High levels were also found in the heart, the thymus and the spleen Key words.
These are the functions of the thymus system and the bursa system in the chicken.