Results 11 to 20 of about 136,945 (286)

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.
Arends, D.   +3 more
openaire   +3 more sources

اثر تعداد و توزیع اثرات QTL بر صحت پیش‌بینی‌های ژنومی برخی روش‌های آماری در یک صفت آستانه‌ای [PDF]

open access: yesپژوهشهای علوم دامی ایران, 2017
هدف این مطالعه استفاده از شبیه‌ سازی تصادفی برای محاسبه ارزش‌های اصلاحی ژنومی در سناریوهایی با تعداد و توزیع مختلف آماری برای اثرات QTL در یک صفت آستانه‌ای با استفاده از روش‌های بیزیA، B، C، L و R بود. برای شبیه سازی سناریوهای مختلف، ابتدا یک نسل پایه با
صاحب فروتنی فر
doaj   +1 more source

Sensitivity of methods for estimating breeding values using genetic markers to the number of QTL and distribution of QTL variance [PDF]

open access: yes, 2010
The objective of this simulation study was to compare the effect of the number of QTL and distribution of QTL variance on the accuracy of breeding values estimated with genomewide markers (MEBV).
Albart Coster   +36 more
core   +2 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   +4 more sources

Study of association between morphological traits and QTLs governing sheath blight resistance in rice (Oryza sativa L.)

open access: yesElectronic Journal of Plant Breeding, 2022
Rice sheath blight is one of the most serious diseases of rice. In the current study, the relationship between morphological traits and sheath blight resistance was investigated by using 1545 recombinant inbred lines.
Mahantesh1*, K. Ganesamurthy2, Sayan Das3, R. Saraswathi4, C. Gopalakrishnan5 and R. Gnanam6
doaj   +1 more source

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
Broman, K W   +3 more
openaire   +2 more sources

Single nucleotide polymorphism markers with applications in aquaculture and assessment of its impact on natural populations

open access: yesAquatic Living Resources, 2018
An increase in aquatic animal production can be achieved by extending aquaculture areas geographically, utilizing new species for culture, and using new technologies.
Wenne Roman
doaj   +1 more source

Identification and Validation of Quantitative Trait Loci for Grain Number in Rice (Oryza sativa L.)

open access: yesAgronomy, 2020
Grains number is one of the most important agronomic traits in the determination of rice productivity. To explore the underlying genetic basis of grain number in rice, quantitative trait locus (QTL) analysis was performed using three recombinant inbred ...
Xiaojun Niu   +5 more
doaj   +1 more source

Bayesian multi-QTL mapping for growth curve parameters [PDF]

open access: yes, 2010
Background Identification of QTL affecting a phenotype which is measured multiple times on the same experimental unit is not a trivial task because the repeated measures are not independent and in most cases show a trend in time. A complicating factor is
Heuven, H.C.M., Janss, L.L.G.
core   +3 more sources

Genetic analysis of safflower domestication. [PDF]

open access: yes, 2014
BackgroundSafflower (Carthamus tinctorius L.) is an oilseed crop in the Compositae (a.k.a. Asteraceae) that is valued for its oils rich in unsaturated fatty acids.
Bowers, John E   +4 more
core   +1 more source

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