genetic marker


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genetic marker

n.
A gene, DNA sequence, or gene product whose inheritance can be traced through a pedigree or phylogeny. Genetic markers are used in paternity testing, studies of evolution, and evaluating genetic contributions to phenotypes including disease. Genetic markers associated with certain diseases can often be detected in the blood serum, where their presence is used to determine whether a person is at high risk for developing a disease.

genetic marker

n
(Genetics) a gene with two or more alternative forms, producing readily identifiable variations in a particular character, used in studies of linkage, genetic mapping, and identification of the presence of other genes that are closely linked to, and therefore usually inherited with, it

genet′ic mark′er


n.
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 , marker gene.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.genetic marker - a specific gene that produces a recognizable trait and can be used in family or population studies
cistron, gene, factor - (genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity; "genes were formerly called factors"
Translations
marqueur génétique
References in periodicals archive ?
ISLAMABAD -- Gear up for some physical exercise sessions as the risk of breast cancer may go up by 210 percent in obese and overweight women with a certain genetic marker, said a study, LiveScience reported.
TEHRAN (FNA)- Women who have a certain genetic marker may be at increased risk for breast cancer, especially if they are overweight or obese, a new study suggested.
A NEW genetic marker has been found that can identify women at risk of inherited ovarian cancer.
But the choice of an appropriate genetic marker and the statistical methodology is essential to get the best results.
I'm interested in knowing if a genetic marker has been identified and if a test is available.
The Edinburgh University team found a genetic marker is associated with an increased risk of colon cancer in Europeans but not in the Japanese population.
This gene symbol has not been used for a genetic marker in red clover (Quesenberry et al.
In 1997, Advocate writer Ted Gideonse explored potential ramifications of a definitive gay genetic marker and the possibility of fetal testing for sexual orientation.
intends to donate a single Simple Sequence Repeat (SSR) genetic marker to the United Soybean Board's Technology Utilization Center to build upon the group's ongoing work on the Better Bean Initiative program.
The researchers also looked at single DNA variations in the patients and identified a genetic marker linked to elevated tau levels.
A genetic marker on chromosome 11, for example, explains only 15 percent of asthma sufferers, and other candidate genes for asthma are being examined on chromosome 5, 6, 13, and 14.
69] genetic marker increases the risk of CBD significantly for workers who are exposed to beryllium.