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View article: Insights into protein synthesis dynamics of gilts from the same genetic background and age differing in protein deposition
Insights into protein synthesis dynamics of gilts from the same genetic background and age differing in protein deposition Open
Protein synthesis in Low and High protein deposition (PD) gilts, exploring regulatory pathways within the same genetic background and age were studied. Gilts in Low (157 g/d) and High (219 g/d) PD groups underwent jugular vein cannulation …
View article: 90 Plasma amino acid response to fasting as a stress model for growing pigs in individual precision feeding or group phase feeding
90 Plasma amino acid response to fasting as a stress model for growing pigs in individual precision feeding or group phase feeding Open
Out-of-feed events are stressful for animals and can disrupt metabolism and welfare. This study simulates controlled feeding and fasting intervals to model pigs’ physiological responses to stressors such as feed deprivation and refeeding. …
View article: 205 Effects of Timothy grass inclusion in 3-phase-feed and individual Precision fed growing- finishing pigs
205 Effects of Timothy grass inclusion in 3-phase-feed and individual Precision fed growing- finishing pigs Open
Finding sustainable feed ingredients is essential for advancing sustainable pig production. Timothy grass, a perennial forage, shows promise as a nutritious ingredient for growing pigs that may also reduce the environmental impact of pork …
View article: Effects of precision feeding and functional amino acid supplementation on <i>Salmonella</i> -challenged growing pigs under poor housing conditions
Effects of precision feeding and functional amino acid supplementation on <i>Salmonella</i> -challenged growing pigs under poor housing conditions Open
Immune system activation impairs pigs’ growth and increases population variability. Individual precision feeding (IPF) takes into account the variability between pigs and improves the efficiency of nutrient utilization. Additionally, funct…
View article: Effects of dietary fungal lysozyme levels on growth performance, body composition, serum biochemical profile, and microbiota interaction in growing pigs
Effects of dietary fungal lysozyme levels on growth performance, body composition, serum biochemical profile, and microbiota interaction in growing pigs Open
Understanding the response to enzyme supplementation on body composition and nutrient balance creates the potential to increase nutrient utilization efficiency and, consequently, maximize growth performance in growing pigs. This study aime…
View article: PSLBI-22 Identifying plasma metabolites influencing body weight in <i>Salmonella</i> challenged growing pigs: A machine learning approach
PSLBI-22 Identifying plasma metabolites influencing body weight in <i>Salmonella</i> challenged growing pigs: A machine learning approach Open
Body weight (BW) is an important component of pig productivity. Understanding the metabolic factors affecting growth rate is key to guiding nutritional strategies and bringing economic benefits to pig farms. Machine learning (ML) algorithm…
View article: 237 Increasing the threonine-to-lysine ratio improves the growth performance of slow-growing pigs when fed with precision feeding techniques
237 Increasing the threonine-to-lysine ratio improves the growth performance of slow-growing pigs when fed with precision feeding techniques Open
Individual precision feeding (IPF) is a suitable tool to account for the nutritional requirement variability among pigs. It was previously reported that, within IPF, pigs require greater Thr:Lys than conventional group-phase feeding (GPF) …
View article: PSV-16 Effect of precision feeding and functional amino acids on immune response and protein metabolism of growing pigs raised in poor sanitary conditions
PSV-16 Effect of precision feeding and functional amino acids on immune response and protein metabolism of growing pigs raised in poor sanitary conditions Open
The activation of the immune system reduces the nutrient availability for growth and increases the variability among pigs. Functional amino acids (AA) supplementation can reduce the negative effects of immune activation. Additionally, prov…
View article: 239 Variation in muscle protein synthesis in growing gilts is partially associated with insulin resistance and sensitivity
239 Variation in muscle protein synthesis in growing gilts is partially associated with insulin resistance and sensitivity Open
Pigs with similar body weight (BW), same genetic background and sex vary in protein deposition (PD) overgrowth. We aimed to study metabolic factors influencing PD in 65 kg BW gilts. Gilts were fed ad libitum a diet balanced to maximize PD.…
View article: A Systematic Review and Meta-Analysis of the Effects of Various Sources and Amounts of Copper on Nursery Piglets
A Systematic Review and Meta-Analysis of the Effects of Various Sources and Amounts of Copper on Nursery Piglets Open
This study evaluated the impact of different dietary levels and sources of copper on the growth performance of nursery piglets through a combination of systematic review and meta-analysis. The database for this study was created using arti…
View article: Size matters: lower body weight pigs have a different response to immune challenge and amino acids supplementation above the estimated requirement compared to heavy pigs
Size matters: lower body weight pigs have a different response to immune challenge and amino acids supplementation above the estimated requirement compared to heavy pigs Open
The immune response varies between pigs, as not all pigs have the same response to a stressor. This variation may exist between individuals due to body weight (BW) or body composition, which may impact the capacity for coping with an immun…
View article: Precision feeding as a tool to reduce the environmental footprint of pig production systems: a life-cycle assessment
Precision feeding as a tool to reduce the environmental footprint of pig production systems: a life-cycle assessment Open
Nitrogen and phosphorus excretion are major sources of environmental contamination in growing–finishing pig operations. Nutrient excretion can be reduced by feeding pigs daily-tailored diets to their estimated nutrient requirements using i…
View article: 263 Dietary Supplementation of Tryptophan, Threonine, and Methionine Improves the Growth and Immune Status for Lighter Body Weight Pigs But Not for Heavier Pigs Under a Sanitary Challenge
263 Dietary Supplementation of Tryptophan, Threonine, and Methionine Improves the Growth and Immune Status for Lighter Body Weight Pigs But Not for Heavier Pigs Under a Sanitary Challenge Open
Great variability in growth performance and blood metabolites is observed between animals and within the same group. This variation may exist between individuals due to the initial body weight (BW) which may determine different abilities t…
View article: PSXI-22 Different Initial Body Weight and Dietary Supplementation of Tryptophan, Threonine, and Methionine on Feeding Behavior Index of Growing Pigs Under a Sanitary Challenge
PSXI-22 Different Initial Body Weight and Dietary Supplementation of Tryptophan, Threonine, and Methionine on Feeding Behavior Index of Growing Pigs Under a Sanitary Challenge Open
Sanitary challenges (SC) can affect growth and revenue of pig production. The reduction in growth performance result from a decrease in daily feed intake (DFI). Besides, feeding behavior patterns may be also affected for pigs under SC. The…
View article: 261 Variations in Protein Deposition Might Be Associated with Insulin Resistance and Differences in Amino Acids Metabolism in Growing Gilts
261 Variations in Protein Deposition Might Be Associated with Insulin Resistance and Differences in Amino Acids Metabolism in Growing Gilts Open
Pigs with similar body weight (BW), same genetic background and sex vary in terms of protein deposition (PD) overgrowth. Insulin stimulates protein synthesis, and differences in PD could be associated with the variation among pigs in postp…
View article: 221 Increasing Functional Amino Acid Ratios Does Not Improve Growth Performance in Pigs Raised Under Poor Sanitary Conditions When Fed with Individual Precision Feeding Or Conventional Feeding Systems
221 Increasing Functional Amino Acid Ratios Does Not Improve Growth Performance in Pigs Raised Under Poor Sanitary Conditions When Fed with Individual Precision Feeding Or Conventional Feeding Systems Open
Immune system activation redirects dietary nutrients to defense mechanisms, thereby impairing growth performance of pigs. Supplementing pigs with functional amino acids (AA) such as Met, Thr and Trp was shown to support the immune system a…
View article: 281 Modeling How the Inclusion of Fibrous By-Products to the Feed Improves the Net Protein Contribution of Pork Meat
281 Modeling How the Inclusion of Fibrous By-Products to the Feed Improves the Net Protein Contribution of Pork Meat Open
Animal meat provides high-quality protein to the human food industry, but often uses feed ingredients that could also be used to feed humans. The objective of this study was to model how the inclusion of by-products in pig diets would impr…
View article: 50 Individual Precision Feeding can Greatly Reduce Global Warming, Eutrophication, and Acidification Environmental Impacts
50 Individual Precision Feeding can Greatly Reduce Global Warming, Eutrophication, and Acidification Environmental Impacts Open
Nitrogen and phosphorus excretion are among the primary potential sources of environmental contamination in growing-finishing pig operations. Nutrient excretion can be reduced by feeding pigs with daily tailored diets to their estimated nu…
View article: 285 Effects of Dietary Lysozyme Supplementation on Nitrogen Balance, Microbiota Diversity and Growth Performance of Growing Pigs
285 Effects of Dietary Lysozyme Supplementation on Nitrogen Balance, Microbiota Diversity and Growth Performance of Growing Pigs Open
Lysozyme is an enzyme with antimicrobial properties that might improve gut health. This study aimed to evaluate the effect of lysozyme supplementation on growth performance, nitrogen (N) balance, and microbiota diversity of pigs and to det…
View article: PSI-14 Enteric Challenge Increases Amino Acids and Energetic Costs in Growing Pigs
PSI-14 Enteric Challenge Increases Amino Acids and Energetic Costs in Growing Pigs Open
Supplementing tryptophan (Trp), threonine (Thr), and methionine (Met) above the requirements might support immune system energetic and protein costs during a sanitary challenge. This study aimed to evaluate the correlation between protein …
View article: PSV-17 Threonine Requirements for Post-Weaning Pig in Individual Precision Nutrition Programs: a Meta-Analysis
PSV-17 Threonine Requirements for Post-Weaning Pig in Individual Precision Nutrition Programs: a Meta-Analysis Open
Threonine (Thr) is generally the second limiting amino acid (AA) in growing pig diets, and it has a vital role in supporting intestinal functions and the immune system. Additionally, providing pigs with the correct AA requirements decrease…
View article: Systematic review and meta-analysis of the methionine utilization efficiency in piglets receiving different methionine sources
Systematic review and meta-analysis of the methionine utilization efficiency in piglets receiving different methionine sources Open
Methionine (Met) is an essential amino acid that can be supplied in different chemical forms: DL-Met, L-Met, and OH-Met. This study aimed (i) to model and compare the utilization efficiency of Met for protein deposition (PD) from all sourc…
View article: Review: Fundamentals, limitations and pitfalls on the development and application of precision nutrition techniques for precision livestock farming
Review: Fundamentals, limitations and pitfalls on the development and application of precision nutrition techniques for precision livestock farming Open
Precision livestock farming (PLF) concerns the management of livestock using the principles and technologies of process engineering. Precision nutrition (PN) is part of the PLF approach and involves the use of feeding techniques that allow…
View article: 242 The Impact of Feed Formulation and Feeding Methods on Pig and Poultry Production on the Environment
242 The Impact of Feed Formulation and Feeding Methods on Pig and Poultry Production on the Environment Open
Dietary energy and nutrient losses associated with its conversion into animal products increase production costs and contribute to the environmental footprint of farms with the excessive application of nitrogen, phosphorus, or trace minera…
View article: 252 Efficiency of Utilization of Methionine for Weight Gain in Weaning Pigs is not Affected by Methionine Source: A Meta-Analysis
252 Efficiency of Utilization of Methionine for Weight Gain in Weaning Pigs is not Affected by Methionine Source: A Meta-Analysis Open
Methionine is an essential dietary amino acid that can be supplied in different chemical forms: DL-methionine, L-methionine, and OH-methionine. It has been hypothesized that L-methionine might be used with greater efficacy for average dail…
View article: Editorial: Strategies for Mitigating the Environmental Impacts of Pig and Poultry Production
Editorial: Strategies for Mitigating the Environmental Impacts of Pig and Poultry Production Open
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