Results 131 to 140 of about 142,044 (357)

Molecular Genetics, Genomics, and Biotechnology in Crop Plant Breeding

open access: yesAgronomy, 2020
A diverse set of molecular markers techniques have been developed over the last almost 40 years and used with success for breeding a number of major crops.
Søren K. Rasmussen
doaj   +1 more source

Más allá del GWAS: alternativas para localizar QTLs [PDF]

open access: yesarXiv, 2015
Beyond GWAS: alternatives to localize QTLs in farm animals. Two methods that could be used for QTL mapping as alternatives to standard GWAS are presented. The first relies on the differential frequency of runs of homozygosity (ROH) in groups of animals (e.g.
arxiv  

A Novel Mapping Strategy Utilizing Mouse Chromosome Substitution Strains Identifies Multiple Epistatic Interactions That Regulate Complex Traits

open access: yesG3: Genes, Genomes, Genetics, 2020
The genetic contribution of additive vs. non-additive (epistatic) effects in the regulation of complex traits is unclear. While genome-wide association studies typically ignore gene-gene interactions, in part because of the lack of statistical power for ...
Anna K. Miller   +5 more
doaj   +1 more source

High Dimensional Gaussian Graphical Regression Models with Covariates [PDF]

open access: yesarXiv, 2020
Though Gaussian graphical models have been widely used in many scientific fields, relatively limited progress has been made to link graph structures to external covariates. We propose a Gaussian graphical regression model, which regresses both the mean and the precision matrix of a Gaussian graphical model on covariates. In the context of co-expression
arxiv  

A QTL for osteoporosis detected in an F2 population derived from White Leghorn chicken lines divergently selected for bone index [PDF]

open access: yes, 2007
Osteoporosis, resulting from progressive loss of structural bone during the period of egg-laying in hens, is associated with an increased susceptibility to bone breakage.
Burt, D W   +6 more
core   +1 more source

Frost tolerance in winter wheat cultivars: different effects of chromosome 5A and association with microsatellite alleles

open access: yesBiologia Plantarum, 2013
Frost tolerance of ten Bulgarian winter wheat (Triticum aestivum L.) cultivars (Milena, Pobeda, Sadovo-1, Enola, Kristal, Laska, Svilena, Russalka, No301 and Lozen) and five foreign cultivars (Mironovskaya 808, Bezostaya-1, Rannaya-12, Skorospelka-35 and
G. Ganeva   +7 more
doaj   +1 more source

The Gene scb-1 Underlies Variation in Caenorhabditis elegans Chemotherapeutic Responses

open access: yesG3: Genes, Genomes, Genetics, 2020
Pleiotropy, the concept that a single gene controls multiple distinct traits, is prevalent in most organisms and has broad implications for medicine and agriculture.
Kathryn S. Evans, Erik C. Andersen
doaj   +1 more source

Development and characterization of Brassica juncea fruticulosa introgression lines exhibiting resistance to mustard aphid [PDF]

open access: yes, 2017
Background: Mustard aphid is a major pest of Brassica oilseeds. No source for aphid resistance is presently available in Brassica juncea . A wild crucifer, Brassica fruticulosa is known to be resistant to mustard aphid. An artificially synthesized amphiploid, AD-4 (B. fruticulosa x B. rapa var. brown sarson) was developed for use as a bridge species to
arxiv   +1 more source

Sustainable deployment of QTLs conferring quantitative resistance to crops: first lessons from a stochastic model [PDF]

open access: yesarXiv, 2014
Quantitative plant disease resistance is believed to be more durable than qualitative resistance, since it exerts less selective pressure on the pathogens. However, the process of progressive pathogen adaptation to quantitative resistance is poorly understood, which makes it difficult to predict its durability or to derive principles for its ...
arxiv  

Detection of quantitative trait loci for locomotion and osteochondrosis-related traits in Large White x Meishan pigs. [PDF]

open access: yes, 2003
Data from the F2 generation of a Large White (LW) 5 Meishan (MS) crossbred population were analysed to detect quantitative trait loci (QTL) for leg and gait scores, osteochondrosis and physis scores.
Archibald, Alan   +6 more
core  

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