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Descriptor English: Chimerism
Descriptor Spanish: Quimerismo
Descriptor quimerismo
Scope note: Aparición en un individuo de dos o más poblaciones celulares con diferente constitución cromosómica, derivadas de individuos diferentes. Esta característica contrasta con el MOSAICISMO, en el que las diferentes poblaciones celulares derivan de un mismo individuo.
Descriptor Portuguese: Quimerismo
Descriptor French: Chimérisme
Entry term(s): Microchimerism
Tree number(s): G05.365.590.175.125
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D046528
Scope note: The occurrence in an individual of two or more cell populations of different chromosomal constitutions, derived from different individuals. This contrasts with MOSAICISM in which the different cell populations are derived from a single individual.
Allowable Qualifiers: CI chemically induced
CL classification
DE drug effects
EM embryology
RE radiation effects
SN statistics & numerical data
VE veterinary
Previous Indexing: Chimera (1966-2004)
Transplantation Chimera (1966-2004)
Public MeSH Note: 2005
History Note: 2005
Related: Chimera MeSH
Mosaicism MeSH
DeCS ID: 38868
Unique ID: D046528
NLM Classification: QU 477
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 2005/01/01
Date of Entry: 2004/07/07
Revision Date: 2008/07/08
Chimerism - Preferred
Concept UI M0454629
Scope note The occurrence in an individual of two or more cell populations of different chromosomal constitutions, derived from different individuals. This contrasts with MOSAICISM in which the different cell populations are derived from a single individual.
Preferred term Chimerism
Microchimerism - Related but not broader or narrower
Concept UI M0454630
Scope note A low number of circulating cells transferred from one individual to another. This often refers to fetal cells persisting in the material circulation and may play a role in the pathogenesis of AUTOIMMUNE DISEASES.
Preferred term Microchimerism



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