Results 1 to 10 of about 29,606 (168)

R/qtl: high-throughput multiple QTL mapping [PDF]

open access: yesBioinformatics, 2010
AbstractMotivation: R/qtl is free and powerful software for mapping and exploring quantitative trait loci (QTL). R/qtl provides a fully comprehensive range of methods for a wide range of experimental cross types. We recently added multiple QTL mapping (MQM) to R/qtl.
Danny Arends   +3 more
openaire   +3 more sources

Copulas in QTL Mapping [PDF]

open access: yesBehavior Genetics, 2004
The standard variance components method for mapping quantitative trait loci is derived on the assumption of normality. Unsurprisingly, statistical tests based on this method do not perform so well if this assumption is not satisfied. We use the statistical concept of copulas to relax the assumption of normality and derive a test that can perform well ...
Basrak, B.   +4 more
openaire   +6 more sources

QTL Mapping to QTL Cloning: Mice to the Rescue [PDF]

open access: yesGenome Research, 1997
With the availability of dense, highly informative marker maps, it has recently become feasible to map genes (Quantitative Trait Loci or QTL) accounting for part of the heritability of continuously distributed traits in experimental crosses as well as outbred populations. QTL mapping efforts have almost invariably revealed a limited number of loci with
openaire   +3 more sources

R/qtl: QTL mapping in experimental crosses

open access: yesBioinformatics, 2003
Abstract Summary: R/qtl is an extensible, interactive environment for mapping quantitative trait loci (QTLs) in experimental populations derived from inbred lines. It is implemented as an add-on package for the freely-available statistical software, R, and includes functions for estimating genetic maps, identifying genotyping errors, and
Karl W. Broman   +3 more
openaire   +2 more sources

QTL Analysis

open access: yes, 2006
The study of the intraspecific natural variation existing in Arabidopsis provides a useful resource for the dissection of its genome at the functional, ecological, and evolutionary levels. A major step in these studies is the identification and location of quantitative trait loci (QTLs) determining the variation for trait(s) of interest, so-called QTL ...
Alonso-Blanco, C.   +2 more
openaire   +6 more sources

Exome QTL-seq maps monogenic locus and QTLs in barley [PDF]

open access: yesBMC Genomics, 2017
QTL-seq, in combination with bulked segregant analysis and next-generation sequencing (NGS), is used to identify loci in small plant genomes, but is technically challenging to perform in species with large genomes, such as barley. A combination of exome sequencing and QTL-seq (exome QTL-seq) was used to map the mono-factorial Mendelian locus black ...
Hiroshi Hisano   +4 more
openaire   +2 more sources

Serious limitations of the QTL/Microarray approach for QTL gene discovery [PDF]

open access: yesBMC Biology, 2010
Abstract Background It has been proposed that the use of gene expression microarrays in nonrecombinant parental or congenic strains can accelerate the process of isolating individual genes underlying quantitative trait loci (QTL). However, the effectiveness of this approach has not been assessed.
Verdugo, Ricardo A   +3 more
openaire   +5 more sources

Beyond QTL Cloning

open access: yesPLoS Genetics, 2010
Natural selection sculpts phenotypes to enable adaptation to local conditions. Biologists have long been interested in the phenotypic and molecular response to selection, but we still know little about the genetic basis of adaptation. With continuing improvements in molecular technologies, we now have the tools to investigate the genes that underlie ...
Anderson, Jill T, Mitchell-Olds, Thomas
openaire   +4 more sources

QTL mapping in rice

open access: yesTrends in Genetics, 1995
In the past 10 years, interest in applying the tools of molecular genetics to the problem of increasing world rice production has resulted in the generation of two highly saturated, molecular linkage maps of rice, and the localization of numerous genes and quantitative trait loci (QTLs).
S R, McCouch, R W, Doerge
openaire   +2 more sources

QTL MatchMaker: a multi-species quantitative trait loci (QTL) database and query system for annotation of genes and QTL [PDF]

open access: yesNucleic Acids Research, 2006
Identifying genes that underlie quantitative trait loci (QTL) is a challenging task. Here, we present a new QTL software system, named QTL MatchMaker. The system is designed to integrate and mine QTL information across human, mouse and rat genomes and to annotate functional genomic data.
Kremena V. Star   +3 more
openaire   +2 more sources

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