Understanding the differences in rumen bacteria and their impact on dairy cows’ production performance: A review
September 2025
This review aimed to summarize the relationship between rumen bacteria and production performance in dairy cows. The composition and metabolic functions of rumen bacteria significantly influenced production...
Parathyroid glands exhibit reduced parenchymatic chief cells and increased extracellular collagen as a response to a long-term low-phosphorus diet in pigs
September 2025
Parathyroid glands (PTG) are essential in maintaining mineral homeostasis, particularly in regulating blood calcium (Ca) and phosphorus (P) levels. The endocrine regulation via parathyroid hormone (PTH)...
Methionine metabolism, functions, and application in swine
September 2025
Methionine (Met) is the only sulfur-containing essential amino acid for animals and is the second or third limiting amino acid in swine diets. It plays a role not only in protein synthesis, but also...
Methanotroph (Methylococcus capsulatus) bacteria meal, influences the intestinal microbiome, and improves intestinal barrier function and immunity in hybrid grouper (Epinephelus fuscointestinetatus ♀ × E. lanceolatus ♂)
September 2025
The hybrid grouper (Epinephelus fuscointestinetatus ♀ × E. lanceolatus ♂) is an important aquaculture marine species in China. The current study was designed to test the effects of methanotroph (Methylococcus...
Attrition of amino acids in the life span of broiler chickens
September 2025
A dietary protein intake of approximately 2.5 kg is required to generate 1.0 kg of protein in the carcass of broiler chickens at 42 d post–hatch, reflecting the attrition or wastage of dietary amino...
Effects of 25-hydroxyvitamin D3, chondroitin sulfate and glucosamine sulfate on the growth performance, calcium and phosphorus metabolism, and bone development of weaned piglets
September 2025
This study aimed to determine the effects of 25-hydroxyvitamin D3 (25-OH-VD3), combined with chondroitin sulfate (CS) and glucosamine sulfate (GS), on calcium and phosphorus metabolism and bone development...
Differential lipid metabolism in beef cattle: A comparative study of high and low residual feed intake bulls
September 2025
This study investigated lipid metabolism differences between low and high residual feed intake (LRFI and HRFI) bulls. Fifty-five Simmental bulls (449.84 ± 8.49 kg) were fed the same diet for 161 d to...
Investigation on the action mechanisms of taurine on rumen microbial crude protein synthesis and nitrogen metabolism in beef steers using sodium sulfate as a contrast
September 2025
Taurine is a sulfur-containing nonproteinogenic amino acid. Recent studies have shown that taurine can improve rumen microbial crude protein (MCP) synthesis. This experiment aimed to investigate the...
Vitamin E inhibits inflammation and improves immune response of mud crabs (Scylla paramamosain) by activating an antioxidant enzyme system and apoptosis mechanism
September 2025
An 8-week feeding trial was conducted to evaluate the effects of dietary vitamin E levels on growth, antioxidant status and immune response for mud crabs (Scylla paramamosain). A total of 180 mud crabs...
Increasing dietary indigestible protein may exacerbate coccidiosis in broiler chickens
September 2025
The objective was to determine whether increasing dietary indigestible protein concentration exacerbates detrimental effects of coccidiosis in broiler chickens. A total of 192 male broiler chickens...
Exogenous protease supplementation in high- and low-fishmeal diets for Pacific white shrimp (Penaeus vannamei): Comparative effect on growth, immunity, nutrient digestibility and gut health
September 2025
The present study evaluated the effects of exogenous protease supplementation in low- and high-fishmeal (FM) diets on growth performance, feed utilization, innate immunity, digestive enzyme activity,...
β-Alanine decreases plasma taurine but improves nitrogen utilization efficiency in beef steers
September 2025
Recent research has demonstrated that rumen-protected taurine supplementation improves body protein turnover, apparent nitrogen retention (ANR) and nitrogen (N) utilization efficiency (NUE) in beef...
Integrated commercial and low-fishmeal fermented feed boosts survival and modulates intestinal microbiota in pacific white shrimp (Litopenaeus vannamei)
September 2025
The objective of this study was to evaluate the impact of using a combination of fermented feed and commercial feed on the survival and intestinal microbiota of shrimp. In this study, a superior microbial...
The impact of soybean meal and field peas inclusion on growth performance, carcass traits and nutrient digestibilities in broiler chickens offered wheat-based diets
September 2025
Replacing soybean meal (SBM) in broiler diets with only other plant-based protein-rich ingredients or only non-bound amino acids (NBAA) may compromise growth performance in broiler chickens. However,...
Caffeic acid phenethyl ester improves high-carbohydrate diet utilization by promoting adipocyte hyperplasia in grass carp (Ctenopharyngodon idellus)
September 2025
Enhancing the ability of fish to consume a high-carbohydrate diet (HCD) is a key focus of aquaculture research. The propolis extract, caffeic acid phenethyl ester (CAPE) has anti-inflammatory, hepatoprotective,...
Effects of red clover isoflavone on lactation performance, milk quality and nitrogen metabolism in dairy cows
September 2025
Reducing nitrogen loss and improving nitrogen utilization efficiency in dairy cows can reduce economic costs and mitigate the environmental impact of nitrogen emissions. Red clover isoflavone, a natural...
Lactobacillus plantarum and Lactobacillus brevis alleviate enterotoxigenic Escherichia coli-induced intestinal inflammation and stabilize intestinal microorganisms and serum metabolites in piglets
September 2025
Enterotoxigenic Escherichia coli (ETEC) is a major pathogen causing diarrhea in weaned piglets, and oral administration of probiotics has become an important strategy for preventing and treating ETEC-induced...
Evaluation of the nutritional value of corn contaminated with deoxynivalenol and irradiated with electron beam and its effects on growth performance, nutrient digestibility, serum parameters, and intestinal permeability in piglets
September 2025
Deoxynivalenol (DON) negatively affects the growth of piglets. Electron beam irradiation (EBI) has the potential to reduce the DON content in feeds. However, the quantitative effects of DON contamination...
Dietary cholecalciferol and 25-hydroxyvitamin D3 supplementation improved eggshell and bone quality of laying ducks during 60 to 76 weeks of age
September 2025
This study aimed to evaluate the effects of cholecalciferol (vitamin D3, VD3) or 25-hydroxyvitamin D3 (25(OH)D3) supplementation in the diet of aged laying ducks on eggshell and bone quality. A total...
Capsaicinoids and capsinoids of chilli pepper as feed additives in livestock production: Current and future trends
September 2025
Population growth and income increase have promoted a greater consumption of animal-based food. To increase the yield of livestock animals, antibiotic growth promoters (AGPs) have been provided at sub-therapeutic...
Branched-chain amino acids induce hyperammonemia via gut-liver axis-mediated ammonia overproduction in laying hens
September 2025
Gut microbiota not only biosynthesizes branched-chain amino acids (BCAA) but also catabolizes and utilizes them, while the effects of dietary BCAA supplementation on intestinal microbiota and metabolism...
Effects of Haematococcus pluvialis on growth performance, hepatopancreatic transcriptome and resistance to ammonia-nitrogen stress of pacific white shrimp (Litopenaeus vannamei)
September 2025
Astaxanthin is widely used in aquatic animal feed and has beneficial effects on aquatic animals. Haematococcus pluvialis is one of the most important sources of natural astaxanthin. In this 8-week feeding...
Dietary n-3 polyunsaturated fatty acids enhance dry matter intake in transition cows by regulating taste transduction gene expression in the liver associated with rumen microbial alteration
September 2025
This study explored the effect of supplementing the diet with n-3 polyunsaturated fatty acids (PUFA) on liver gene expression and its contribution to the recovery of cows during the transition phase....
Low-phosphorus diet: Maintenance of growth performance and mitigation of fecal phosphorus excretion in Xia-Nan cattle
Available online 30 September 2025
This study was to evaluate how low phosphorus (P) diets affect growth performance and fecal P excretion in Xia-Nan cattle and to elucidate the underlying mechanisms. Thirty-two healthy Xia-Nan bulls...
Disequilibrium feeding pattern more consistent with egg-laying physiology improves eggshell quality of laying hens during late laying period
Available online 30 September 2025
Disequilibrium feeding pattern, as a new feeding technique, more suitable for egg-laying physiology, was feeding two-thirds diet to hens after 14:00 every day without modifying diet nutrient levels...