Pedro Veiga Rodrigues Paulino
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View article: Dietary guanidinoacetic acid as arginine spare molecule for beef cows at late gestation: Effects on cow’s performance and metabolism, and offspring growth and development
Dietary guanidinoacetic acid as arginine spare molecule for beef cows at late gestation: Effects on cow’s performance and metabolism, and offspring growth and development Open
We aimed to assess whether guanidinoacetic acid (GAA) affects the performance, metabolism, and placental vascularization of pregnant beef cows during late gestation as well as its impact on the offspring's performance. Twenty-eight pregnan…
View article: Effect of dried distillers’ grains on nutrients digestibility and nitrogen metabolism of Nellore cattle fed non-forage diets
Effect of dried distillers’ grains on nutrients digestibility and nitrogen metabolism of Nellore cattle fed non-forage diets Open
This study was carried out to evaluate the effects of corn dried distillers’ grains (DDG) levels in non-forage diets by in vitro, in situ (0 to 50%), and in vivo (0 to 40%) trials on kinetic parameters of gas production (GP) on rumen-degra…
View article: Total Nutrient Digestibility and Small Intestine Starch Digestion in Nellore and Nellore × Angus Steers Fed Whole Shelled Corn-Based Diet with or Without Roughage
Total Nutrient Digestibility and Small Intestine Starch Digestion in Nellore and Nellore × Angus Steers Fed Whole Shelled Corn-Based Diet with or Without Roughage Open
View article: PSXII-26 Effect of Different Supplements Plus Phytogenic Additives on Ruminal Bacterial Community of Grazing Beef Cattle
PSXII-26 Effect of Different Supplements Plus Phytogenic Additives on Ruminal Bacterial Community of Grazing Beef Cattle Open
Changes in ruminal microbial community can affect animal productivity, nutrient utilization efficiency, and environmental impact. This study aimed to evaluate the effect of two levels of supplementation plus a blend of phytogenic additives…
View article: PSX-13 Effects of Different Supplementations During the Rainy Season on Nitrogen Metabolism of Beef Cattle Steers on Tropical Pasture
PSX-13 Effects of Different Supplementations During the Rainy Season on Nitrogen Metabolism of Beef Cattle Steers on Tropical Pasture Open
Phytogenic additives are used as food additives in ruminant nutrition due to their potential to alter the nitrogen (N) excretion route and minimize N emissions into the environment. This study aimed to evaluate the effect of two levels of …
View article: PSVII-18 Applying the Marbling Window Concept to Enhance Intramuscular Fat Development in Beef Cattle
PSVII-18 Applying the Marbling Window Concept to Enhance Intramuscular Fat Development in Beef Cattle Open
The increase in marbling deposition without increasing the overall fatness of the carcass is one of the most challenge goals in meat industry. Previous studies have suggested the nutritional interventions at the neonatal stages as a strate…
View article: PSXI-30 Ruminal Bacterial Diversity Indexes of Grazing Beef Cattle Receiving Different Supplements Plus Phytogenic Additives
PSXI-30 Ruminal Bacterial Diversity Indexes of Grazing Beef Cattle Receiving Different Supplements Plus Phytogenic Additives Open
The addition of phytogenic compounds that have antimicrobial activity in cattle supplements can promote changes in ruminal bacterial diversity. This study aimed to evaluate the effect of two levels of supplementation plus a blend of phytog…
View article: Performance, Feeding Behavior and Immune Response in Nellore and Angus × Nellore Steers Fed Whole Shelled Corn Diets with or without Fiber
Performance, Feeding Behavior and Immune Response in Nellore and Angus × Nellore Steers Fed Whole Shelled Corn Diets with or without Fiber Open
This study aimed to evaluate performance, to evaluate performance, carcass traits, feeding behavior, and humoral immune response in Nellore and Angus × Nellore steers fed whole shelled corn diets. Sixteen Nellore and 16 Angus × Nellore ste…
View article: AVALIAÇÃO DA QUALIDADE DE MISTURA UTILIZANDO VAGÃO DE ROTOR COM DIFERENTES CARREGAMENTOS
AVALIAÇÃO DA QUALIDADE DE MISTURA UTILIZANDO VAGÃO DE ROTOR COM DIFERENTES CARREGAMENTOS Open
Um processo de mistura adequado de alimentos permitirá fornecer aos bovinos uma dieta balanceada, favorecendo o consumo regular de nutrientes e maximizando o desempenho animal.Objetivou-se avaliar dois tipos de carregamento de ingredientes…
View article: Tannin on non-degradable digestible protein from proteic sources in cattle rumen
Tannin on non-degradable digestible protein from proteic sources in cattle rumen Open
Several tannins at different inclusion levels of protein-rich food and water addition on the amount of rumen undegradable protein (RUP) and digestible RUP (RUPd) in the rumen were evaluated. Sixty treatments were analyzed, namely: three mi…
View article: Reconstituted and ensiled corn or sorghum grain: Impacts on dietary nitrogen fractions, intake, and digestion sites in young Nellore bulls
Reconstituted and ensiled corn or sorghum grain: Impacts on dietary nitrogen fractions, intake, and digestion sites in young Nellore bulls Open
Two experiments were conducted: (1) to evaluate the effect of ensiling time and grain source on dietary nitrogen fractions; and (2) to verify the influence of concentrate level, processing method and grain source on intake, microbial effic…
View article: As formas elementares da vida eletrônica: a agência social de elementos químicos metálicos usados na fabricação de smartphones
As formas elementares da vida eletrônica: a agência social de elementos químicos metálicos usados na fabricação de smartphones Open
Esta pesquisa faz parte de uma investigação coletiva sobre a agência social de elementos metálicos utilizados na produção de smartphones. Nesta pesquisa em particular, analisamos a agência social do cobre (29-Cu), com interesse especial ao…
View article: Performance and carcass characteristics of Santa Inês lambs fed protein diets
Performance and carcass characteristics of Santa Inês lambs fed protein diets Open
The objective of this study was to determine the best level and the effect of diets containing different levels of crude protein (CP) on performance and carcass characteristics of feedlot Santa Inês lambs. In trial 1, eight intact lambs wi…
View article: Feed efficiency and meat quality of crossbred beef heifers classified according to residual feed intake
Feed efficiency and meat quality of crossbred beef heifers classified according to residual feed intake Open
This study aimed to evaluate feed efficiency and meat quality of 31 three-crossbred beef heifers during 84 days in a feedlot system. A 60:40 concentrate and sorghum silage ration on DM basis (ME = 2.73Mcal/kg of DM, CP = 11.90% DM) was fed…
View article: Differences in skeletal muscle proteolysis in Nellore and Angus cattle might be driven by Calpastatin activity and not the abundance of Calpain/Calpastatin
Differences in skeletal muscle proteolysis in Nellore and Angus cattle might be driven by Calpastatin activity and not the abundance of Calpain/Calpastatin Open
SUMMARY The present study aimed to explore the molecular factors underlying differences in Calpain/Calpastatin proteolytic system in Nellore and Angus cattle. Longissimus muscle samples were collected in Nellore ( n = 6; body weight (BW) =…
View article: Performance and economic viability of protein supplementation for grazing cattle steers in the wet and dry-wet transition season
Performance and economic viability of protein supplementation for grazing cattle steers in the wet and dry-wet transition season Open
The objective was to evaluate performance and economic viability of protein supplementation of grazing beef cattle in the wet and dry-wet transition season. Eighty non-castrated Nellore steers, body weight of 371 ± 11.3 kg were used in the…
View article: Partial Replacement of Ground Corn with Glycerol in Beef Cattle Diets: Intake, Digestibility, Performance, and Carcass Characteristics
Partial Replacement of Ground Corn with Glycerol in Beef Cattle Diets: Intake, Digestibility, Performance, and Carcass Characteristics Open
The objective of this study was to evaluate the effects of replacing dry ground corn with crude glycerol on intake, apparent digestibility, performance, and carcass characteristics of finishing beef bulls. A completely randomized block des…
View article: Ureia de liberação lenta em substituição ao farelo de soja na terminação de bovinos confinados
Ureia de liberação lenta em substituição ao farelo de soja na terminação de bovinos confinados Open
Resumo: O objetivo deste trabalho foi avaliar o efeito da substituição da proteína bruta do farelo de soja pela ureia de liberação lenta sobre o desempenho, as características de carcaça e o custo alimentar de bovinos Nelore terminados em …
View article: <b>Tannin on non-degradable digestible protein from proteic sources in cattle rumen
<b>Tannin on non-degradable digestible protein from proteic sources in cattle rumen Open
Este trabalho foi realizado para avaliar os tipos de taninos sob diferentes níveis de inclusão em alimentos protéicos com adição de água, sobre a quantidade de proteína não degradável no rúmen (PNDR) e PNDR digestível (PNDRd). Foram analis…
View article: Ractopamine hydrochloride on performance and carcass traits of confined Nellores cattle
Ractopamine hydrochloride on performance and carcass traits of confined Nellores cattle Open
The effect of four levels of inclusion (0; 450; 900 and 1,350g T-1) of Ractopamine hydrochloride was assessed concerning weight gain, feed conversion, dry matter intake, carcass traits and quality of castrated male cattle meat in confineme…
View article: Feed efficiency and meat quality of crossbred beef heifers classified according to residual feed intake
Feed efficiency and meat quality of crossbred beef heifers classified according to residual feed intake Open
This study aimed to evaluate feed efficiency and meat quality of 31 three-crossbred beef heifers during 84 days in a feedlot system. A 60:40 concentrate and sorghum silage ration on DM basis (ME = 2.73Mcal/kg of DM, CP = 11.90% DM) was fed…
View article: A evolução do desempenho em nadadores masters e relação com género e escalão etário
A evolução do desempenho em nadadores masters e relação com género e escalão etário Open
Este estudo teve como objetivo comparar os desempenhos dos atletas de diferen-tes escalões etários e dos dois géneros, em Campeonatos do Mundo de Natação masters em dois períodos (2006-2010 e 2008-2012) verificando a possível influ-ência q…
View article: Proteína degradável no rúmen e frequência de suplementação para novilhos Nelore em pastejo: Desempenho produtivo e análise econômica
Proteína degradável no rúmen e frequência de suplementação para novilhos Nelore em pastejo: Desempenho produtivo e análise econômica Open
"Avaliaram-se o efeito da proteína degradável no rúmen (PDR) e da frequência de suplementação sobre o ganho de peso médio diário, peso corporal ¿nal e viabilidade econômica de bovinos em pastagem de Brachiaria brizantha cv. Marandu durante…