quantitative trait

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Related to Quantitative trait locus: SNP

quantitative trait

n.
A phenotype that varies in quantity, such as height or number of bristles.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
References in periodicals archive ?
Quantitative trait locus (QTL) analysis of tolerance to boron toxicity.
Mapping and characterization of the major quantitative trait locus qSS7 associated with increased length and decreased width of rice seeds.
Sensitivity to the locomotor-stimulant effects of ethanol and allopregnanolone: A quantitative trait locus study of common genetic influence.
Graphical genotypes of some representative Benning soybean RSLs in the quantitative trait locus (QTL)-M region on linkage group (LG) M, and most likely location of QTL-M in the Sat_258-Satt702 interval.
Keywords: association mapping, grain yield, morphology, phenology, quantitative trait locus, rice, salinity.
Quantitative trait locus (QTL): A DNA region that is associated with a quantitative trait and which may contain one or more of the genes contributing to variation in that trait.
Identification and characterization of aluminum tolerance loci in Arabidopsis (Landsberg erecta x Columbia) by quantitative trait locus mapping.
Genetic dissection of quantitative trait locus for ethanol sensitivity in long- and short-sleep mice.
Quantitative trait locus (QTL): A locus, or location, on a chromosome for genes that govern a measurable trait with continuous variation, such as height, weight, or color intensity.
This collection of 20 articles describing the efforts of top researchers includes descriptions of phenotypes and diagnosis, epidemiology, genetics, endophenotypes, quantitative trait locus mapping, expression profiling, a mixed epigenetic and genetic and mixed de novo and inherited model, fragile X syndrome and the neurobiology of related disorders, fear and anxiety pathways, anatomical hypotheses, language, the prefrontal cortex, the social brain and amygdala, the thalamus and neuromodulatory systems, modeling features in animals, anatomical and chemical studies, psychology and imaging in the social brain, structural imaging, the psychology and physiology of autism, pharmacological treatment, treatments including the behavioral and educational, and the costs of autism.
QUANTITATIVE TRAIT LOCUS analysis is a powerful approach to identify regions of the genome that impact complex traits (Tanksley, 1993).
Studies using innovative statistical or technical methods, such as quantitative trait locus (QTL) analysis or gene chip technology, are highly encouraged.

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