RSS 1.0Artigos - Zootecnia - FCAV
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Genotype × environment interaction for age at first calving, scrotal circumference, and yearling weight in Nellore cattle using reaction norms in multitrait random regression models
Chiaia, H. L.J.
; De Lemos, M. V.A. ; Venturini, G. C. ; Aboujaoude, C. ; Berton, M. P. ; Feitosa, F. B. ; Carvalheiro, R. ; Albuquerque, L. G. ; De Oliveira, H. N. ; Baldi, F. (Journal of Animal Science, 2015) [Artigo]
The aim of this study was to evaluate the effect of genotype × environment interaction (G×E) on age at first calving (AFC), scrotal circumference (SC), and yearling weight (YW) and to estimate genetic correlations between ... -
Transcriptomic profile of longissimus thoracis associated with fatty acid content in Nellore beef cattle
Schettini, Gustavo Pimenta; ; ; dos Santos, Wellington Bizarria ; da Silva Neto, João Barbosa ; ; de Albuquerque, Lúcia Galvão ; Curi, Rogério Abdallah ; Baldi, Fernando (Animal Genetics, 2022) [Artigo]
The beef fatty acid (FA) profile has the potential to impact human health, and displays polygenic and complex features. This study aimed to identify the transcriptomic FA profile in the longissimus thoracis muscle in Nellore ... -
Genes and proteins associated with ribeye area and meat tenderness in a commercial Nellore cattle population
Frezarim, Gabriela B.; Fonseca, Larissa F S ; Salatta, Bruna M. ; Silva, Danielly B S ; Bresolin, Tiago ; ; ; Ferro, Jesus Aparecido ; Albuquerque, Lucia Galvão (Genome, 2022) [Artigo]
Despite several studies on genetic markers and differentially expressed genes related to ribeye area (REA) and tenderness traits in beef cattle, there is divergence in the results regarding the genes associated with these ... -
Characterization of novel lncRNA muscle expression profiles associated with meat quality in beef cattle
Muniz, Maria Malane Magalhães; Simielli Fonseca, Larissa Fernanda ; Scalez, Daiane Cristina Becker ; ; Silva, Danielly Beraldo dos Santos ; Ferro, Jesus Aparecido ; Chardulo, Artur Loyola ; Baldi, Fernando ; ; de Albuquerque, Lucia Galvão (Evolutionary Applications, 2022) [Artigo]
The aim of this study was to identify novel lncRNA differentially expressed (DE) between divergent animals for beef tenderness and marbling traits in Nellore cattle. Longissimus thoracis muscle samples from the 20 most ... -
Citrus Pulp Replacing Corn in the Supplement Decreased Fibre Digestibility with No Impacts on Performance of Cattle Grazing Marandu Palisade Grass in the Wet-Dry Transition Period
de Oliveira, André Alves; Romanzini, Eliéder Prates ; ; ; ; ; Ruggieri, Ana Cláudia ; Reis, Ricardo Andrade (Animals, 2022) [Artigo]
The wet-dry transition period brings unique challenges to cattle producers in the tropics as the forage quality starts to decrease and animal performance is negatively affected unless supple-mentation strategies are applied. ... -
Small genetic variation affecting mRNA isoforms associated with marbling and meat color in beef cattle
Muniz, Maria Malane Magalhães; Fonseca, Larissa Fernanda Simielli ; dos Santos Silva, Danielly Beraldo ; Magalhães, Ana Fabrícia Braga ; Ferro, Jesus Aparecido ; Chardulo, Luiz Artur Loyola ; Baldi, Fernando ; ; de Albuquerque, Lucia Galvão (Functional and Integrative Genomics, 2022) [Artigo]
The aim of this study was to identify mRNA isoforms and small genetic variants that may be affecting marbling and beef color in Nellore cattle. Longissimus thoracis muscle samples from 20 bulls with different phenotypes ... -
Lifetime productivity: Genetic study of longevity and its associations with economically important traits in dairy buffaloes
; ; ; ; ; Tonhati, Humberto (Livestock Science, 2022) [Artigo]
To increase the permanence of animals in dairy herds by decreasing involuntary slaughter contributes to the development of a sustainable production system. This sustainability is the result of reduced sanitary costs, ... -
Intake, metabolism parameters, and performance of growing beef cattle on pasture supplemented with different rumen undegradable protein with different amino acid profile
Camargo, K. D.V.; Messana, J. D. ; Silva, L. G. ; Granja-Salcedo, Y. T. ; Dias, A. V.L. ; Alves, K. L.G.C. ; Gonçalves, P. H. ; Souza, W. A. ; Reis, R. A. ; Berchielli, T. T. (Animal Feed Science and Technology, 2022) [Artigo]
The aim of this study was to evaluate the effects of supplementation (3 g/kg BW) of RUP rumen undegradable protein (RUP) with different amino acid profile on the intake, rumen fermentation parameters, total-tract apparent ... -
Marine algae meal (Schizochytrium sp.) and vitamin E in lamb nutrition: Intake, digestibility, nitrogen balance, ingestive behavior, ruminal parameters, performance, and carcass characteristics
; Silva Sobrinho, Américo Garcia da; Silva, Leonardo Guimarães ; Borghi, Thiago Henrique ; de Andrade, Nomaiací ; Soares, Maxwelder Santos ; ; Castro Filho, Edivilson Silva ; Ezequiel, Jane Maria Bertocco (Livestock Science, 2022) [Artigo]
The objective of the present study was to evaluate the inclusion of marine algae meal associated with vitamin E in lamb feed regarding nutrient intake and digestibility, nitrogen balance, ingestive behavior, ruminal ... -
Modern livestock farming under tropical conditions using sensors in grazing systems
Romanzini, Eliéder Prates; Watanabe, Rafael Nakamura ; Fonseca, Natália Vilas Boas ; Berça, Andressa Scholz ; Brito, Thaís Ribeiro ; ; Munari, Danísio Prado ; Reis, Ricardo Andrade (Scientific Reports, 2022) [Artigo]
The aim of this study was to evaluate a commercial sensor—a three-axis accelerometer—to predict animal behavior with a variety of conditions in tropical grazing systems. The sensor was positioned on the underjaw of young ... -
Signatures of selection in Nelore cattle revealed by whole-genome sequencing data
Maiorano, Amanda Marchi; ; Carvalheiro, Roberto ; Júnior, Gerardo Alves Fernandes ; de Albuquerque, Lúcia Galvão ; de Oliveira, Henrique Nunes (Genomics, 2022) [Artigo]
Nelore cattle breed was farmed worldwide due to its economic importance in the beef market and adaptation to the tropics. In Brazil, purebred Nelore animals (PO) receive a certificate from the breeders' association based ... -
Nitrous oxide emissions in silvopastoral systems: Key driving variables and seasonality
Cardoso, Abmael da Silva; Alari, Fernando de Oliveira ; de Andrade, Nomaiací ; Nascimento, Tiago da Silva ; ; ; Ruggieri, Ana Cláudia ; Malheiros, Euclides Braga (Agricultural and Forest Meteorology, 2022) [Artigo]
Silvopastoral systems are suggested to be important strategies for mitigating greenhouse gas emissions. However, little information is available on the effects of these systems on soil nitrous oxide (N2O) production. ... -
Genetic selection modulates feeding behavior of group-housed pigs exposed to daily cyclic high ambient temperatures
Fraga, Alícia Zem; Hauschild, Luciano ; ; ; ; ; (PLoS ONE, 2022) [Artigo]
This study was conducted to evaluate the effect of genetic selection (Lines A and B; Line A pigs have a greater proportion of Pietrain genes than those from Line B and therefore, selected for improved lean tissue accretion) ... -
Implications of unreliable species identification methods for Neotropical deer conservation planning
Peres, Pedro Henrique de Faria; ; Luduvério, Douglas Jovino ; Oliveira, Márcio Leite de ; Duarte, José Maurício Barbanti (Perspectives in Ecology and Conservation, 2021) [Artigo]
Deer species play a key role in processes that maintain ecosystem community structure and composition. However, several of the species are considered at risk of extinction. One of the strategies for their conservation is ... -
Sustainable Intensification of Beef Production in the Tropics: The Role of Genetically Improving Sexual Precocity of Heifers
Fernandes Júnior, Gerardo Alves; Silva, Delvan Alves ; ; ; Fonseca, Larissa Fernanda Simielli ; Silva, Danielly Beraldo Dos Santos ; Carvalheiro, Roberto ; De Albuquerque, Lucia Galvão (Animals, 2022) [Resenha]
Increasing productivity through continued animal genetic improvement is a crucial part of implementing sustainable livestock intensification programs. In Zebu cattle, the lack of sexual precocity is one of the main obstacles ... -
Effects of mineral or protein-energy supplementation and genetic group on metabolism parameters of young beef bulls grazing tropical grass during the rainy season
Simioni, T. A.; Messana, J. D. ; Silva, L. G. ; Granja-Salcedo, Y. T. ; Torrecilhas, J. A. ; ; ; Reis, R. A. ; Berchielli, T. T. (Livestock Science, 2022) [Artigo]
The objective of this study was to evaluate the effects of mineral or protein-energy supplementation and animal genetic groups on rumen fermentation, digestibility and microorganisms of young beef bulls grazing tropical ... -
Revalidation of Mazama rufa (Illiger 1815) (Artiodactyla: Cervidae) as a Distinct Species out of the Complex Mazama americana (Erxleben 1777)
Peres, Pedro H. F.; Luduvério, Douglas J. ; Bernegossi, Agda Maria ; ; ; Oliveira, Márcio L. ; Sandoval, Eluzai Dinai Pinto ; ; ; et al. (Frontiers in Genetics, 2021) [Artigo]
The red brocket deer Mazama americana Erxleben, 1777 is considered a polyphyletic complex of cryptic species with wide chromosomal divergence. Evidence indicates that the observed chromosomal divergences result in reproductive ... -
Effects of feeding diets containing increasing content of purified lignocellulose supplied by sugarcane bagasse to early-weaned pigs on growth performance and intestinal health
Silva-Guillen, Ysenia Victoria; ; ; ; Thomaz, Maria Cristina (Animal Feed Science and Technology, 2022) [Artigo]
A total of 96 weaned piglets, with mean age of 21 days and initial body weight (BW) of 6.67 ± 0.63 kg, were used in a 42-day experiment to evaluate the effects of supplementation of dietary purified lignocellulose (LNC) ... -
Phenotypic association among performance, feed efficiency and methane emission traits in Nellore cattle
; Souza, Luana Lelis; ; de Oliveira, Matheus Henrique Vargas ; de Vasconcelos Silva, Josineudson Augusto ; ; ; ; ; de Albuquerque, Lucia Galvão et al. (PLoS ONE, 2021) [Artigo]
Enteric methane (CH4) emissions are a natural process in ruminants and can result in up to 12% of energy losses. Hence, decreasing enteric CH4 production constitutes an important step towards improving the feed efficiency ... -
Prandial correlations and structure of the ingestive behavior of pigs in precision feeding programs
; ; ; ; Hauschild, Luciano; Fraga, Alícia Z. ; ; ; (Animals, 2021) [Artigo]
The feeding behavior of growing-finishing pigs was analyzed to study prandial correlations and the probability of starting a new feeding event. The data were collected in real-time based on 157,632 visits by a group of 70 ...