genetic marker


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genetic marker

[jə¦ned·ik ′märk·ər]
(genetics)
A gene whose phenotypic expression is easily discerned and thereby can be used to identify an individual or a cell that carries it, or as a probe to mark a nucleus, chromosome, or locus.
References in periodicals archive ?
Combined with traditional PSA screening, new urine test of genetic markers may improve prostate cancer screening results
Six out of 10 women without other genetic markers of ovarian cancer risk had the KRAS variant.
Identifying the DNA sequence at three specific locations on each unit provides the six genetic markers used in seeking a match.
Although they sport similar genetic markers, other newly proposed group members--such as aardvarks and golden moles--have no obvious physical similarities to their supposed cousins.
NASDAQ: CLDA) announced today that its Cogenics Division has signed an agreement to provide genomic testing services to the pain research community based on Algynomics' proprietary panel of genetic markers.
After a second round of sunflower self-fertilization, the pair used genetic markers to locate stretches of DNA that control 18 traits that differ between wild and crop sunflowers.
In four out of eight fig species tested in Panama, genetic markers reveal that the supposedly single type of wasp living in the flower turns out to be two species, reports Drude Molbo of the Smithsonian Tropical Research Institute (STRI) based in Balboa, Panama.
Using some 30 natural genetic markers, Chris Tyler-Smith of the University of Oxford in England and his colleagues classified the Y chromosomes of more than 2,100 men from locations across Asia.
Several manufacturers are investigating imaging and genetic markers as diagnostic agents.
The research has demonstrated that the genetic distance between any two populations can be determined by the degree of variation in neutral genetic markers.
The unique genetic heritage of the Quebec Founder Population provides unparalleled power to discover genetic markers that are predictive of disease susceptibility.
The researchers used genetic markers to make a detailed map of the area around that gene, although they haven't yet sequenced the region's DNA.