QTL mapping methods for dairy cattle
Genome wide scanning for QTL: Mapping methodology and detected QTL in cattle
... estimating QTL gene effect and map location 7 using a saturated genetic ...The mapping of quantitative trait loci for birth weight in a tropical beef ...
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QTL mapping for production traits in Czech Fleckvieh cattle
... A QTL mapping model based on variance component analysis was implemented via restricted maximum likelihood (REML) to estimate QTL positions and their ...significant QTL affecting fat ...
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Gene mapping of reproduction traits in dairy cattle
... the QTL position because it relies solely on recombination events that occur between two generations ...of QTL to segments smaller than about 10 to 20 ...the QTL in a family will depend on the ...
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Prospects for statistical methods in dairy cattle breeding
... future dairy cattle ...included methods for test day models, international comparisons, non additive variance, non-linear models and individual gene ...
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Identification of CNV and QTL for productive and functional traits in dairy cattle using dense SNP chips
... The mapping has been here performed using the Illumina Bovine SNP50 BeadChip array, a medium density ...CNV mapping in the Valdostana Red Pied has been produced (results not ...
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Introduction to QTL mapping in plants
... But, after the development of powerful biotechnological tools it is now possible to analyze both the simply inherited and quantitative traits and identify individual genes controlling the traits of interest. The ...
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Advances in QTL Mapping in Pigs
... New methods and experiments, combined with the pig ge- nome sequence, which is expected in the next year should aid in these ...Ultimately QTL discovery will improve efficiency of pig production, cut costs, ...
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Mapping the quantitative trait loci (QTL) for body shape and conformation measurements on BTA1 in Japanese Black cattle
... and mapping of segregating quantitative trait loci (QTL) that influence withers height, hip height, hip width, body length, chest width, chest depth, shoulder width, lumbar width, thurl width, pin bone ...
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Mapping the quantitative trait loci (QTL) for body shape and conformation measurements on BTA1 in Japanese Black cattle
... 21 Haley CS, Knott SA. 1992. A simple regression method for mapping quantitative trait loci in line crosses using 22 flanking markers. Genetics 132, 1211-1222. 23 Hendriks-Stegeman BI, Augustijn KD, Bakker B, ...
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Genomic breeding value prediction and QTL mapping of QTLMAS2010 data using Bayesian Methods
... additive QTL, 2 pairs of epistatic QTL and 3 paternally imprinted ...The QTL from each pair of epistatic QTL were close together and behaved as a single multi- allelic additive ...epistatic ...
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Confidence Intervals in QTL Mapping by Bootstrapping
... In practice, one could use both resampling methods: first, the permutation method to test for a significant QTL effect, and given significance, then the bootstrap method[r] ...
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Quantitative Trait Loci Mapping for Lameness Associated Phenotypes in Holstein–Friesian Dairy Cattle
... the dairy cattle industry, resulting in economic losses and reduced animal health and ...heritability mapping was used to identify associated genomic ...in dairy cattle with the ...
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Development of Multiple Interval Mapping for Mapping QTL in Ordinal Traits
... (ˆ y i − y ˆ i|H 0 ) /N . Data and experimental design Many above-mentioned methods are designed for sim- ple experiments. However, complication always arises in practice. For example, for many species, pure ...
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QTL mapping for haploid male fertility by a segregation distortion method and fine mapping of a key QTL qhmf4 in maize
... key QTL for ...other QTL related to ...marker-based methods such as MAS could be used to select individuals with favorable alleles for HMF to increase HMF in breeding materials (Francia et ...HMF ...
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Cryptosporidium infection in dairy cattle
... Even since molecular analysis became an important tool in species determination and two additional species similar to C. parvum were identified in cattle, C. parvum has been the dominant species isolated from ...
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Statistical methods for QTL mapping and genomic prediction of multiple traits and environments: case studies in pepper
... Bayesian methods can be especially valuable in complex problems or in situations that do not conform naturally to a classical ...linkage mapping and QTL mapping. In QTL analyses, ...
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Genomic breeding value prediction and QTL mapping of QTLMAS2011 data using Bayesian and GBLUP methods
... Three methods with models considering dominance and epistasis inheritances were used to fit the data: (i) BayesB with a proportion π = ...simulated QTL, respectively. All five additive QTL were ...
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Genomic breeding value prediction and QTL mapping of QTLMAS2011 data using Bayesian and GBLUP methods
... Three methods with models considering dominance and epistasis inheritances were used to fit the data: (i) BayesB with a proportion π = ...simulated QTL, respectively. All five additive QTL were ...
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The Power of QTL Mapping with RILs
... Method I requires the likelihoods of the observation ( y y BB , y y Bb , y y bb ) under these two extreme cases (null and alternative). It should be noted that this very commonly used method requires estimation of the ...
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Dairy cattle management: survey on dairy cattle lactation trend in Sabah
... Overall, the production of the cow has not reach the level of satisfaction. It is a need to improve the quality of nutrition especially cow grass as cow is herbivore. There is no history record that the cattle in ...
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