Results 21 to 30 of about 1,229,479 (285)

Multi-parental fungal mapping population study to detect genomic regions associated with Pyrenophora teres f. teres virulence

open access: yesScientific Reports, 2023
In recent years multi-parental mapping populations (MPPs) have been widely adopted in many crops to detect quantitative trait loci (QTLs) as this method can compensate for the limitations of QTL analyses using bi-parental mapping populations.
Buddhika A. Dahanayaka, Anke Martin
doaj   +1 more source

QTL Mapping Under Ascertainment [PDF]

open access: yesAnnals of Human Genetics, 2006
SummaryMapping quantitative trait loci (QTL) using ascertained sibships is discussed. It is shown that under the standard normality assumption of variance components analysis the efficient scores are unchanged by ascertainment, and two different schemes of ascertainment correction suggested in the literature are asymptotically equivalent.
J, Peng, D, Siegmund
openaire   +2 more sources

Advances in QTL Mapping in Pigs [PDF]

open access: yesInternational Journal of Biological Sciences, 2007
Over the past 15 years advances in the porcine genetic linkage map and discovery of useful candidate genes have led to valuable gene and trait information being discovered. Early use of exotic breed crosses and now commercial breed crosses for quantitative trait loci (QTL) scans and candidate gene analyses have led to 110 publications which have ...
Rothschild, Max F   +2 more
openaire   +4 more sources

Mean-Variance QTL Mapping Identifies Novel QTL for Circadian Activity and Exploratory Behavior in Mice

open access: yesG3: Genes, Genomes, Genetics, 2018
We illustrate, through two case studies, that “mean-variance QTL mapping”—QTL mapping that models effects on the mean and the variance simultaneously—can discover QTL that traditional interval mapping cannot.
Robert W. Corty   +4 more
doaj   +1 more source

Estimating genetic variance contributed by a quantitative trait locus: A random model approach.

open access: yesPLoS Computational Biology, 2022
Detecting quantitative trait loci (QTL) and estimating QTL variances (represented by the squared QTL effects) are two main goals of QTL mapping and genome-wide association studies (GWAS).
Shibo Wang, Fangjie Xie, Shizhong Xu
doaj   +1 more source

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

Human QTL linkage mapping [PDF]

open access: yesGenetica, 2008
Human quantitative trait locus (QTL) linkage mapping, although based on classical statistical genetic methods that have been around for many years, has been employed for genome-wide screening for only the last 10-15 years. In this time, there have been many success stories, ranging from QTLs that have been replicated in independent studies to those for
Laura, Almasy, John, Blangero
openaire   +2 more sources

Target Enrichment Improves Mapping of Complex Traits by Deep Sequencing

open access: yesG3: Genes, Genomes, Genetics, 2016
Complex traits such as crop performance and human diseases are controlled by multiple genetic loci, many of which have small effects and often go undetected by traditional quantitative trait locus (QTL) mapping.
Jianjun Guo   +3 more
doaj   +1 more source

Mapping carcass and meat quality QTL on Sus Scrofa chromosome 2 in commercial finishing pigs [PDF]

open access: yes, 2009
Quantitative trait loci (QTL) affecting carcass and meat quality located on SSC2 were identified using variance component methods. A large number of traits involved in meat and carcass quality was detected in a commercial crossbred population: 1855 pigs ...
Knol, A.J.   +23 more
core   +1 more source

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

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