genetic marker

genetic marker
1. any distinct inheritable indicator of identity and ancestry.
2. See HLA antigen.
3. a chromosomal landmark or allele that allows for the tracing of a specific region of DNA, as in the study of recombination. Also called marker, marker gene.
[1945-50]

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Universalium. 2010.

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  • Genetic marker — A genetic marker is a gene or DNA sequence with a known location on a chromosome that can be used to identify cells, individuals or species. It can be described as a variation (which may arise due to mutation or alteration in the genomic loci)… …   Wikipedia

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  • genetic marker — genet′ic mark′er n. gen any gene or allele that is associated with a specific chromosome and can be used to identify the chromosome or to locate other genes or alleles Also called marker 5),marker gene …   From formal English to slang

  • genetic marker — noun Date: 1950 a readily recognizable genetic trait, gene, DNA segment, or gene product used for identification especially when closely linked to a trait or genetic material that is difficult to identify …   New Collegiate Dictionary

  • genetic marker — A DNA sequence used to identify a particular location (locus) on a particular chromosome. See: marker gene …   Glossary of Biotechnology

  • genetic marker —   Gene or DNA sequence having a known location on a chromosome and associated with a particular gene or trait …   Expanded glossary of Cycad terms

  • genetic marker — /dʒəˌnɛtɪk ˈmakə/ (say juh.netik mahkuh) noun a chromosomal identifying feature (allele) which enables a specific section of DNA to be traced, as in the study of recombination …  

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