Search Results - "Nicolazzi, E"

Genome-wide association study of milk fatty acid composition in Italian Simmental and Italian Holstein cows using single nucleotide polymorphism arrays by Palombo, V, Milanesi, M, Sgorlon, S, Capomaccio, S, Mele, M, Nicolazzi, E, Ajmone-Marsan, P, Pilla, F, Stefanon, B, D'Andrea, M

“…Bovine milk is important for human nutrition, but its fat content is often criticized as a risk factor in cardiovascular disease. Selective breeding programs…”
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Landscape of copy number variations in Bos taurus: individual - and inter-breed variability by Mielczarek, M, Frąszczak, M, Nicolazzi, E, Williams, J L, Szyda, J

“…The number of studies of Copy Number Variation in cattle has increased in recent years. This has been prompted by the increased availability of data on…”
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Genomic predictions for yield traits in US Holsteins with unknown parent groups by Cesarani, A, Masuda, Y, Tsuruta, S, Nicolazzi, E L, VanRaden, P M, Lourenco, D, Misztal, I

“…The objective of this study was to assess the reliability and bias of estimated breeding values (EBV) from traditional BLUP with unknown parent groups (UPG),…”
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Multibreed genomic evaluation for production traits of dairy cattle in the United States using single-step genomic best linear unbiased predictor by Cesarani, A., Lourenco, D., Tsuruta, S., Legarra, A., Nicolazzi, E.L., VanRaden, P.M., Misztal, I.

“…Official multibreed genomic evaluations for dairy cattle in the United States are based on multibreed BLUP evaluation followed by single-breed estimation of…”
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Software solutions for the livestock genomics SNP array revolution by Nicolazzi, E. L, Biffani, S, Biscarini, F, Orozco ter Wengel, P, Caprera, A, Nazzicari, N, Stella, A

“…Since the beginning of the genomic era, the number of available single nucleotide polymorphism (SNP) arrays has grown considerably. In the bovine species…”
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Molecular tools and analytical approaches for the characterization of farm animal genetic diversity by Lenstra, J. A., Groeneveld, L. F., Eding, H., Kantanen, J., Williams, J. L., Taberlet, P., Nicolazzi, E. L., Sölkner, J., Simianer, H., Ciani, E., Garcia, J. F., Bruford, M. W., Ajmone-Marsan, P., Weigend, S.

“…Summary Genetic studies of livestock populations focus on questions of domestication, within‐ and among‐breed diversity, breed history and adaptive variation…”
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Genome-wide association of coagulation properties, curd firmness modeling, protein percentage, and acidity in milk from Brown Swiss cows by Dadousis, C, Biffani, S, Cipolat-Gotet, C, Nicolazzi, E L, Rossoni, A, Santus, E, Bittante, G, Cecchinato, A

“…Cheese production is increasing in many countries, and a desire toward genetic selection for milk coagulation properties in dairy cattle breeding exists…”
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Short communication: imputing genotypes using PedImpute fast algorithm combining pedigree and population information by Nicolazzi, E L, Biffani, S, Jansen, G

“…Routine genomic evaluations frequently include a preliminary imputation step, requiring high accuracy and reduced computing time. A new algorithm, PedImpute…”
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Genome-wide association study for cheese yield and curd nutrient recovery in dairy cows by Dadousis, C, Biffani, S, Cipolat-Gotet, C, Nicolazzi, E L, Rosa, G J M, Gianola, D, Rossoni, A, Santus, E, Bittante, G, Cecchinato, A

“…Cheese production and consumption are increasing in many countries worldwide. As a result, interest has increased in strategies for genetic selection of…”
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A method for single nucleotide polymorphism selection for parentage assessment in goats by Talenti, A, Nicolazzi, E L, Chessa, S, Frattini, S, Moretti, R, Coizet, B, Nicoloso, L, Colli, L, Pagnacco, G, Stella, A, Ajmone-Marsan, P, Ptak, G, Crepaldi, P

“…Accurate pedigrees are essential to optimize genetic improvement and conservation of animal genetic resources. In goats, the use of mating groups and kidding…”
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Single-step genomic predictions for crossbred Holstein and Jersey cattle in the United States by Cesarani, A., Lourenco, D., Bermann, M., Nicolazzi, E.L., VanRaden, P.M., Misztal, I.

“…[Display omitted] •The number of genotypes of crossbred animals is increasing in US dairy farms.•Including crossbred data in genomic evaluations is…”
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Using eigenvalues as variance priors in the prediction of genomic breeding values by principal component analysis by Macciotta, N P P, Gaspa, G, Steri, R, Nicolazzi, E L, Dimauro, C, Pieramati, C, Cappio-Borlino, A

“…Genome-wide selection aims to predict genetic merit of individuals by estimating the effect of chromosome segments on phenotypes using dense single nucleotide…”
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Prediction of genomic breeding values for dairy traits in Italian Brown and Simmental bulls using a principal component approach by Pintus, M A, Gaspa, G, Nicolazzi, E L, Vicario, D, Rossoni, A, Ajmone-Marsan, P, Nardone, A, Dimauro, C, Macciotta, N P P

“…The large number of markers available compared with phenotypes represents one of the main issues in genomic selection. In this work, principal component…”
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Imputation accuracy is robust to cattle reference genome updates by Milanesi, M., Vicario, D., Stella, A., Valentini, A., Ajmone-Marsan, P., Biffani, S., Biscarini, F., Jansen, G., Nicolazzi, E. L.

“…Summary Genotype imputation is routinely applied in a large number of cattle breeds. Imputation has become a need due to the large number of SNP arrays with…”
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Assessment of the value of international genetic evaluations for yield in predicting domestic breeding values for foreign Holstein bulls by Nicolazzi, E L, Forabosco, F, Fikse, W F

“…International genetic evaluations are a valuable source of information for decisions about the importation of (the semen of) foreign bulls. This study analyzed…”
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Analysis of lactation shapes in extended lactations by Steri, R., Dimauro, C., Canavesi, F., Nicolazzi, E. L., Macciotta, N. P. P.

“…In order to describe the temporal evolution of milk yield (MY) and composition in extended lactations, 21 658 lactations of Italian Holstein cows were…”
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Use of principal component approach to predict direct genomic breeding values for beef traits in Italian Simmental cattle by Gaspa, G, Pintus, M A, Nicolazzi, E L, Vicario, D, Valentini, A, Dimauro, C, Macciotta, N P P

“…In the current study, principal component (PC) analysis was used to reduce the number of predictors in the estimation of direct genomic breeding values (DGV)…”
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Use of principal component approach to predict direct genomic breeding values for beef traits in Italian Simmental cattle1 by Gaspa, G., Pintus, M. A., Nicolazzi, E. L., Vicario, D., Valentini, A., Dimauro, C., Macciotta, N. P. P.

“…In the current study, principal component (PC) analysis was used to reduce the number of predictors in the estimation of direct genomic breeding values (DGV)…”
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Use of different statistical models to predict direct genomic values for productive and functional traits in Italian Holsteins by Pintus, M.A., Nicolazzi, E.L., Van Kaam, J.B.C.H.M., Biffani, S., Stella, A., Gaspa, G., Dimauro, C., Macciotta, N.P.P.

“…Summary One of the main issues in genomic selection was the huge unbalance between number of markers and phenotypes available. In this work, principal…”
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TECNOLOGÍA GENÓMICA EN BOVINOS LECHEROS by Nicolazzi, E, Wiggans, G

“…Desde Diciembre del 2015, el Council on Dairy Cattle Breeding (CDCB) se ocupa de producir y distribuir las evaluaciones genéticas y genómicas del ganado…”
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