Search Results - "Rosa, J G"

Reproducing kernel Hilbert spaces regression: A general framework for genetic evaluation by de los Campos, G, Gianola, D, Rosa, G.J.M

“…Reproducing kernel Hilbert spaces (RKHS) methods are widely used for statistical learning in many areas of endeavor. Recently, these methods have been…”
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Inferring phenotypic causal structures among meat quality traits and the application of a structural equation model in Japanese Black cattle by Inoue, K, Valente, B D, Shoji, N, Honda, T, Oyama, K, Rosa, G J M

“…Meat quality is one of the most important traits determining carcass price in the Japanese beef market. Optimized breeding goals and management practices for…”
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Technical note: An R package for fitting generalized linear mixed models in animal breeding by Vazquez, A.I, Bates, D.M, Rosa, G.J.M, Gianola, D, Weigel, K.A

“…Mixed models have been used extensively in quantitative genetics to study continuous and discrete traits. A standard quantitative genetic model proposes that…”
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Genome-wide association mapping and pathway analysis of leukosis incidence in a US Holstein cattle population by Abdalla, E. A., Peñagaricano, F., Byrem, T. M., Weigel, K. A., Rosa, G. J. M.

“…Summary Bovine leukosis virus is an oncogenic virus that infects B cells, causing bovine leukosis disease. This disease is known to have a negative impact on…”
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Short communication: Genetic correlation of bovine leukosis incidence with somatic cell score and milk yield in a US Holstein population by Abdalla, E A, Weigel, K A, Byrem, T M, Rosa, G J M

“…Bovine leukosis (BL) is a retroviral disease caused by the bovine leukosis virus (BLV), which affects only cattle. Dairy cows positive for BL produce less milk…”
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Hierarchical Modeling of Structural Coefficients for Heterogeneous Networks with an Application to Animal Production Systems by Chitakasempornkul, K., Rosa, G. J. M., Jager, A., Bello, N. M.

“…Understanding the interconnections between performance outcomes in a system is increasingly important for integrated management. Structural equation models…”
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Predictive ability of subsets of single nucleotide polymorphisms with and without parent average in US Holsteins by Vazquez, A I, Rosa, G J M, Weigel, K A, de los Campos, G, Gianola, D, Allison, D B

“…Genome-enabled prediction of breeding values using high-density panels (HDP) can be highly accurate, even for young sires. However, the cost of the assay may…”
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Accuracy of direct genomic values derived from imputed single nucleotide polymorphism genotypes in Jersey cattle by Weigel, K A, de Los Campos, G, Vazquez, A I, Rosa, G J M, Gianola, D, Van Tassell, C P

“…The objective of the present study was to evaluate the predictive ability of direct genomic values for economically important dairy traits when genotypes at…”
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Estimating genetic parameters of reproductive, carcass, and meat quality traits in Polled Nellore cattle by Mamede, M. M. S., Rosa, G. J. M., Eifert, E. C., Lopes, F. B., Baldi, F., Costa, M. F., Sainz, R. D., Carmo, A. S., Mascioli, A. S., Magnabosco, C. U.

“…Considering the economic and commercial efficiency of the beef production chain, the yield and quality of the meat produced must also be included in breeding…”
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Predictive ability of direct genomic values for lifetime net merit of Holstein sires using selected subsets of single nucleotide polymorphism markers by Weigel, K A, de los Campos, G, González-Recio, O, Naya, H, Wu, X L, Long, N, Rosa, G J M, Gianola, D

“…The objective of the present study was to assess the predictive ability of subsets of single nucleotide polymorphism (SNP) markers for development of low-cost,…”
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Mutations in the STAT5A gene are associated with embryonic survival and milk composition in cattle by Khatib, H, Monson, R L, Schutzkus, V, Kohl, D M, Rosa, G J M, Rutledge, J J

“…The objective of this study was to investigate the association of the signal transducer and activator of transcription 5A (STAT5A) gene with fertilization…”
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Searching for causal networks involving latent variables in complex traits: Application to growth, carcass, and meat quality traits in pigs by Peñagaricano, F, Valente, B D, Steibel, J P, Bates, R O, Ernst, C W, Khatib, H, Rosa, G J M

“…Structural equation models (SEQM) can be used to model causal relationships between multiple variables in multivariate systems. Among the strengths of SEQM is…”
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Survival in crossbred lambs: Breed and heterosis effects by Ferreira, V C, Rosa, G J M, Berger, Y M, Thomas, D L

“…The objective of this study was to estimate genetic and nongenetic effects affecting survival in crossbred lambs during 3 time periods: through 1 d of age ( =…”
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The association of bovine PPARGC1A and OPN genes with milk composition in two independent Holstein cattle populations by Khatib, H, Zaitoun, I, Wiebelhaus-Finger, J, Chang, Y M, Rosa, G J M

“…Many studies have reported quantitative trait loci on chromosome 6 that affect milk production traits in dairy cattle. Osteopontin (OPN) and peroxisome…”
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Additive genetic relationships between scrotal circumference, heifer pregnancy, and stayability in Nellore cattle by Van Melis, M.H, Eler, J.P, Rosa, G.J.M, Ferraz, J.B.S, Figueiredo, L.G.G, Mattos, E.C, Oliveira, H.N

“…Scrotal circumference data from 47,605 Nellore young bulls, measured at around 18 mo of age (SC18), were analyzed simultaneously with 27,924 heifer pregnancy…”
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Protein and lipid metabolism adjustments in silver catfish (Rhamdia quelen) during different periods of fasting and refeeding by Marqueze, A, Garbino, C F, Trapp, M, Kucharski, L C, Fagundes, M, Ferreira, D, Koakoski, G, Rosa, J G S

“…The fish may experience periods of food deprivation or starvation which produce metabolic changes. In this study, adult Rhamdia quelen males were subjected to…”
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Short communication: Principal components and factor analytic models for test-day milk yield in Brazilian Holstein cattle by Bignardi, A B, El Faro, L, Rosa, G J M, Cardoso, V L, Machado, P F, Albuquerque, L G

“…A total of 46,089 individual monthly test-day (TD) milk yields (10 test-days), from 7,331 complete first lactations of Holstein cattle were analyzed. A…”
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genome‐wide association study using selective DNA pooling identifies candidate markers for fertility in Holstein cattle by Huang, W, Kirkpatrick, B.W, Rosa, G.J.M, Khatib, H

“…The decline in the reproductive efficiency of dairy cows, especially those with high producing potential, has become a challenging problem. In this study, a…”
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Genetic evaluation of susceptibility to clinical mastitis in Spanish Holstein cows by Pérez-Cabal, M A, de los Campos, G, Vazquez, A I, Gianola, D, Rosa, G J M, Weigel, K A, Alenda, R

“…This study had 3 objectives: to estimate genetic parameters and predict sires' transmitting abilities for clinical mastitis in a Spanish Holstein population,…”
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The extremal black hole bomb by Rosa, J.G.

“…We analyze the spectrum of massive scalar bound states in the background of extremal Kerr black holes, focusing on modes in the superradiant regime, which grow…”
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