Results 81 to 90 of about 36,433 (262)

Mapping Late Leaf Spot Resistance in Peanut (Arachis hypogaea) Using QTL-seq Reveals Markers for Marker-Assisted Selection

open access: yesFrontiers in Plant Science, 2018
Late leaf spot (LLS; Cercosporidium personatum) is a major fungal disease of cultivated peanut (Arachis hypogaea). A recombinant inbred line population segregating for quantitative field resistance was used to identify quantitative trait loci (QTL) using
Josh Clevenger   +7 more
doaj   +1 more source

TOP1MT rs2293925 is an enhancer‐active regulatory SNP that shapes mitochondrial R‐loop dynamics

open access: yesThe FEBS Journal, EarlyView.
This study shows how a common genetic variant of mitochondrial topoisomerase 1 (TOP1MT rs2293925) can influence mitochondrial gene regulation, DNA topology, and formation of noncanonical nucleic acid structures such as R‐loops. By linking this enhancer‐active variant to mitochondrial nucleic acid stress in cellular contexts relevant to amyotrophic ...
Dóra Varga   +15 more
wiley   +1 more source

Detection of multiple QTL with epistatic effects under a mixed inheritance model in an outbred population

open access: yesGenetics Selection Evolution, 2004
A quantitative trait depends on multiple quantitative trait loci (QTL) and on the interaction between two or more QTL, named epistasis. Several methods to detect multiple QTL in various types of design have been proposed, but most of these are based on ...
Sasaki Yoshiyuki, Narita Akira
doaj   +1 more source

Population Differentiation and Polygenic Selection in the Finnish Ayrshire Cows Selected on Genomic Information

open access: yesJournal of Animal Breeding and Genetics, EarlyView.
ABSTRACT The Finnish Ayrshire cattle belong to the Nordic Red breeds. The basis of selection in Nordic Red breeds shifted from traditional pedigree‐based breeding values to genomic breeding values between 2011 and 2014. Joint genetic evaluation and admixture among the Nordic Red breeds have led to the formation of a composite Nordic Red population ...
Katri Sarviaho   +4 more
wiley   +1 more source

Evaluating Selection Strategies Based on Inbreeding Load via Simulation

open access: yesJournal of Animal Breeding and Genetics, EarlyView.
ABSTRACT Inbreeding load is the fraction of the mutation load that is due to recessive action of mutations. This load is only expressed in individual's inbred offspring. As such, inbreeding load contributes to genetic heterogeneity among individuals and can thus be used as a criterion of selection.
Simona Antonios   +5 more
wiley   +1 more source

Serum microRNA expression quantitative trait loci in children with asthma colocalize with asthma-related GWAS results

open access: yesnpj Genomic Medicine
Asthma poses a significant public health burden. Despite identifying more than a hundred genetic risk loci in genome-wide association studies (GWAS), the underlying functional mechanisms remain poorly understood.
Julian Hecker   +13 more
doaj   +1 more source

SNP Discovery and QTL Mapping of Sclerotinia Basal Stalk Rot Resistance in Sunflower using Genotyping-by-Sequencing

open access: yesThe Plant Genome, 2016
Basal stalk rot (BSR), caused by the ascomycete fungus (Lib.) de Bary, is a serious disease of sunflower ( L.) in the cool and humid production areas of the world.
Zahirul I. Talukder   +4 more
doaj   +1 more source

Genetic Evaluation of Pure Line Laying Hens Based on Crossover Testing Data From Simulated Populations

open access: yesJournal of Animal Breeding and Genetics, EarlyView.
ABSTRACT Commercial laying hen breeding programs aim to maximize the performance of crossbred animals. However, selection is usually based on data from pure lines raised in controlled nucleus environments, which may not fully predict the yields under commercial conditions.
M. Sánchez‐Diaz   +4 more
wiley   +1 more source

Genetic Mapping of Quantitative Trait Loci for Egg Production and Egg Quality Traits in Chickens: a Review

open access: yesThe Journal of Poultry Science, 2017
Chickens display a wide spectrum of phenotypic variations in quantitative traits such as egg-related traits. Quantitative trait locus (QTL) analysis is a statistical method used to understand the relationship between phenotypic (trait measurements) and ...
Tatsuhiko Goto, Masaoki Tsudzuki
doaj   +1 more source

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