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Descriptor English: Bursa of Fabricius
Descriptor Spanish: Bolsa de Fabricio
Descriptor Portuguese: Bolsa de Fabricius
Descriptor French: Bourse de Fabricius
Entry term(s): Fabricius Bursa
Tree number(s): A10.549.175
A13.163
A15.382.520.604.114
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D002060
Scope note: 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.
Allowable Qualifiers: AB abnormalities
AH anatomy & histology
BS blood supply
CH chemistry
CY cytology
DE drug effects
DG diagnostic imaging
EM embryology
EN enzymology
GD growth & development
IM immunology
IN injuries
IR innervation
ME metabolism
MI microbiology
PA pathology
PH physiology
PP physiopathology
PS parasitology
RE radiation effects
SU surgery
TR transplantation
UL ultrastructure
VI virology
Public MeSH Note: 66
History Note: 66(65)
DeCS ID: 2093
Unique ID: D002060
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1966/01/01
Date of Entry: 1999/01/01
Revision Date: 2003/07/09
Bursa of Fabricius - Preferred
Concept UI M0003068
Scope note 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.
Preferred term Bursa of Fabricius
Entry term(s) Fabricius Bursa



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