marker gene


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Related to marker gene: Marker chromosome

marker gene

[′märk·ər ‚jēn]
(genetics)
A gene with a known location on a chromosome and a clear-cut phenotype.
References in periodicals archive ?
Identification of haploids was performed at dormant stage by means of the anthocyanin marker gene, R1-nj (Nanda and Chase, 1966; Greenblatt and Bock, 1967; Chase, 1969; Eder and Chalyk, 2002).
It also contains the selectable marker genes hygromycin phosphotransferase (hyg) and kanamycin (kanr).
2], it clearly demonstrates that modern marker gene sequencing creates a far fuller and higher definition picture of the constellation of microbes present in wine fermentations and how they respond to different treatments.
For example, marker gene amplicons (typically rRNA) provide a thorough assessment of biodiversity, especially in regard to "rare biosphere" taxa (Sogin et al.
This observation suggests that cotransformation of a gene of interest and a marker gene may result in the loss of all transgenic fragments from a complex locus.
Given the emerging science on ARMs, it comes as no surprise that the respected British Medical Association in 1999 recommended that the use of antibiotic-resistant marker genes "should be phased out as swiftly as possible.
elegans worms (mutant and wild-type) that contain marker genes rol-6 (su1006) and Green Fluorescent Protein (GFP).
The second will grant formal approval to Calgene's selectable marker gene.
However, a petition to the FDA for an advisory opinion on a marker gene used in the tomato is still pending.
The NCKU research team figured out that PGE2 has the ability to lower the expression of the aging marker gene, transforming growth factor (TGF)-pl, and rejuvenates the micro-environment of the aged cells, Hsieh explained.
using a process that enables them to identify a marker gene that serves as a bar code for each type of bacteria.
Among the selectable marker genes attempted for transgenic and transplastomic plant development, antibiotic resistant marker gene(s) in combination with Green Fluorescent Protein (GFP) had been the most effective selection marker(s) facilitating the extension of plastid transformation to non-green plastids as in embryogenic cells of cereal crops (Khan and Maliga, 1999).