MeSH Browser

MeSH Heading: Polymorphism, Genetic
Tree Number(s): G05.365.795
Unique ID: D011110
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D011110
Scope Note: The regular and simultaneous occurrence in a single interbreeding population of two or more discontinuous genotypes. The concept includes differences in genotypes ranging in size from a single nucleotide site (POLYMORPHISM, SINGLE NUCLEOTIDE) to large nucleotide sequences visible at a chromosomal level.
Entry Term(s): Gene Polymorphism; Genetic Polymorphism; Genetic Polymorphisms; Polymorphism (Genetics)
NLM Classification #: QU 477
Previous Indexing: Genetics (1966-1967); Genetics, Population (1966-1967)
Public MeSH Note: 2005; see POLYMORPHISM (GENETICS) 1968-2004
History Note: 2005(1968)
Date Established: 1968/01/01
Date of Entry: 1999/01/01
Revision Date: 2020/02/06

Allowable Qualifiers: drug effects (DE)

genetics (GE)

immunology (IM)

physiology (PH)

radiation effects (RE)

Concept UI: M0017210
Scope Note: The regular and simultaneous occurrence in a single interbreeding population of two or more discontinuous genotypes. The concept includes differences in genotypes ranging in size from a single nucleotide site (POLYMORPHISM, SINGLE NUCLEOTIDE) to large nucleotide sequences visible at a chromosomal level.
Terms: Polymorphism, Genetic Preferred Term
Term UI T557231
Date11/05/2003
LexicalTag NON
ThesaurusID NLM (2005); Gene Polymorphism
Term UI T000997531
Date11/19/2019
LexicalTag NON
ThesaurusID NLM (2021); Polymorphism (Genetics)
Term UI T032691
Date01/01/1999
LexicalTag NON
ThesaurusID NLM (1968); Genetic Polymorphisms
Term UI T556829
Date11/04/2003
LexicalTag NON
ThesaurusID NLM (2005); Genetic Polymorphism
Term UI T561752
Date12/05/2003
LexicalTag NON
ThesaurusID NLM (2005)

Polymorphism, Genetic MeSH Descriptor Data 2025