Bursa of Fabricius - ț̢
An epithelial outgrowth of the cloaca in birds similar to the thymus in mammals. It atrophies within 6 months after birth and remains as a fibrous remnant in adult birds. It is composed of lymphoid tissue and prior to involution, is the site of B-lymphocyte maturation.
Bursera - ț̢
A plant genus of the family BURSERACEAE. Members contain a PODOPHYLLOTOXIN.
Synonyms : Bursera simaruba
Burseraceae - ț̢
A plant family of the order Sapindales, subclass Rosidae, class Magnoliopsida. They are resinous trees and shrubs with alternate leaves composed of many leaflets.
Synonyms :
Bursitis - ț̢
Inflammation of a bursa, occasionally accompanied by a calcific deposit in the underlying supraspinatus tendon. The most common site is the subdeltoid bursa. (Dorland, 27th ed)