This study investigated the effects of dietary chitosan oligosaccharides (COS) supplementation on growth performance; corticosterone, hormone, and insulin-like factor-1 concentration; relative organ weight; liver function; meat quality; muscle glycolytic metabolism; oxidative status in yellow-feather broilers under heat stress. A total 108 35-day-old Chinese (BW, 470.31 ± 13.15 g) was randomly allocated to 3 treatments as follow: control group, basal diet raised normal temperature (24°C); HS...

Probiotics can serve as alternatives to antibiotics increase the performance of weaning pigs, and intake probiotics is affected by dietary nutrient density. The objective this study was evaluate effects a probiotic complex in different density diets on growth performance, digestibility, blood profiles, fecal microflora noxious gas emission pigs.From day 22 42, both high-nutrient-density supplementation increased (P < 0.05) average daily gain. On apparent total tract digestibility (ATTD) dry...

Summary This experiment was conducted to investigate the efficacy of multistrain probiotics in weaning pigs. A total 125 28‐day‐old pigs [(Landrace × Yorkshire) Duroc] with an initial average body weight ( BW ) 7.26 ± 0.76 kg were randomly allotted into 5 treatments, replicate pens/treatment pigs/pen for 42‐day experiment. Dietary treatments as follows: CON , basal diet; PC 1, + 0.01% probiotics; 2, 0.03% 3, 0.06% 4, 0.1% probiotics. On day 14, fed 4 diet had higher gain than diet. 42,...

The purpose of this study was to evaluate the effects chitosan oligosaccharides (COS) on intestinal permeability, morphology, antioxidant status, and inflammatory response in heat-stressed broilers. A total 108 thirty-five-day-old Chinese yellow-feather broilers (body weight 470.31 ± 13.15 g) were randomly allocated 3 dietary treatments as follows: CON group, basal diet raised under normal temperature (24°C); HS cycle heat stress (34°C from 10:00–18:00 24°C for rest time); HSC with 200 mg/kg...

This study was conducted to investigate the effects of dietary sodium butyrate (SB) supplementation on growth performance, liver function, antioxidant capacity, carcass characteristics, and meat quality in broilers under hot climatic conditions. A total 288 one-day-old Arbor Acres were randomly allocated 4 treatments as follow: CON, control diet without SB; T1, with 300 mg/kg T2, 600 T3, 1,200 SB. Each treatment had 6 replication pens 12 per pen. The results indicated that BW day 35; ADG...

The aim of this study was to evaluate the effects dietary supplementation chitosan oligosaccharides (COS) on intestinal integrity, oxidative status, and inflammation response with hydrogen peroxide (H2O2) challenge. In total, 30 rats were randomly assigned three groups 10 replications: CON group, basal diet; AS diet + 0.1% H2O2 in drinking water; ASC 200 mg/kg COS water. results indicated that upregulated (p &lt; 0.05) villus height (VH) small intestine, duodenum, ileum; mucosal glutathione...

This 5-week study was conducted to determine the effects of Enterococcus faecium (SLB 120) on growth performance, blood parameters, relative organ weight, breast muscle meat quality, excreta microbiota shedding, and noxious gas emission in broilers. A total 816 one-day-old male broilers were allocated 4 groups with 12 replications (17 broilers/pen) according body weight (43.2 ± 0.32 g). Dietary treatment were: (1) CON, basal diet, (2) T1, CON + 0.05% E. faecium, (3) T2, 0.10% (4) T3, 0.20%...

Abstract This study was conducted to evaluate the effects of xylanase supplementation on nutrient digestibility, growth performance, blood parameters, fecal microflora shedding, score and noxious gas emission weaning pigs fed corn‐soybean meal based diet. A total 150 with an average initial body weight (BW) 7.85 ± 0.93 kg were randomly allocated three treatments BW sex (10 replicate pens five pigs, two gilts barrows) used in this 42‐day trial. Dietary were: (1) CON, basal diet; (2) X1, diet...

Probiotics have been used to address antibiotic alternatives and environmental concerns. This study was conducted evaluate the effects of Bacillus licheniformis subtilis complex supplementation on growth performance, nutrient digestibility, faecal microflora noxious gas emissions in growing-finishing pigs.Dietary B. (B. a 1:1 ratio) showed linear increase (P < 0.05) digestibility dry matter at weeks 6, 12 15, nitrogen week 12, Lactobacillus counts 6 decrease ammonia (NH3 ) emission total...

Summary A 12‐week trial with 120 [(Landrace×Yorkshire)×Duroc] pigs (45.65 ± 1.93 kg) was conducted to evaluate the effects of Astragalus membranaceus , Codonopsis pilosula and allicin mixture ( HM ) supplementation on growth performance, nutrient digestibility, faecal microbial shedding, immune response meat quality in finishing pigs. Pigs were allocated one three treatments 0, 0.025% 1) 0.05% 2) a randomized complete block design according sex BW . Each treatment contained 10 replications...

Heat stress has been reported to induce hepatic oxidative and alter lipid metabolism fat deposition in broilers. Chitosan oligosaccharides (COSs), a natural oligosaccharide, anti-oxidant, anti-inflammatory, lipid-lowering effects. This study is conducted evaluate dietary COS supplementation on anti-oxidant capacity, inflammatory response, heat-stressed The results indicate that heat-stress-induced poor (p < 0.05) growth performance higher abdominal adiposity are alleviated by...

This study was conducted to investigate the effects of chitosan oligosaccharide (COS) supplementation on intestinal development and functions, inflammatory response, antioxidant capacity related signaling pathways in broilers aged d 1 14. A total 240 one-day old male Arbor Acres (40.47 ± 0.30 g) were randomly allotted 4 groups, each group consisted 6 replicate pens with 10 per replicate. Broilers fed a basal diet COS at 0 (CON group), 200 (COS200 400 (COS400 800 mg/kg (COS800 group) for 14...

Ensuring safe drinking water is a global priority, with pathogen control being an essential aspect. Chlorine disinfection widely adopted for its affordability and potent antimicrobial effects. However, certain bacteria, known as chlorine-resistant bacteria (CRB), can still survive in systems residual chlorine, posing risks to quality distribution systems. Their emergence, ironically, be partially attributed the very application or increased dosage of chlorine disinfectants cases, which...

It is well known that energy plays an important role in sow growth and development. Increasing the utilization of lipids will be beneficial to sows. Emulsifiers are substances which stabilize mixtures prevent oil water from separating, thereby enhancing digestion lipids. This study was conducted evaluate effect dietary emulsifier (lysophospholipids (LPL)) supplementation diets differing fat contents on performance, nutrient digestibility milk composition lactating sows, as performance fecal...

Abstract BACKGROUND Antibiotics used as growth promoters in livestock have been banned the European Union since 2006. alternatives focused on probiotics, such Lactobacillus acidophilus . The concentration of L. is considered crucial for obtaining desired effects. However, limited studies conducted to test dose‐dependent effects Therefore, present study aimed performance, nutrient digestibility, fecal microbial flora and noxious gas emission weaning pigs. RESULTS supplementation increased ( P...

This study was to evaluate the effects of dietary essential oils (EO) and betaine on growth performance, nutrient digestibility serum hormones in growing-finishing pigs under heat stress conditions. A total 96 crossed [(Landrace × Yorkshire) Duroc] with an initial body weight (BW) 24.7 ± 0.27 kg were used 18-week trial. Pigs randomly allocated four treatments according BW gender. There six replication pens each treatment, (two barrows two gilts) per pen. Treatment groups were: (1) control...

The aim of this study was to evaluate the effects Enterococcus faecium DSM 7,134 supplementation on performance sows and their litters. A total 15 primiparous (Landrace × Yorkshire) were randomly divided into three treatments with five replicates. Dietary were: CON, basal diet; E1, CON + 0.025% E. faecium; E2, 0.05% faecium. No significant differences observed body weight feed intake lactating supplementation, but linearly increased sow apparent tract digestibility (ATTD) dry matter (DM),...

The purpose of this study was to evaluate the effects chitosan oligosaccharides (COS) on acute heat stress (AHS) induced poor meat quality by alleviating oxidative damage through mitogen-activated protein kinase-nuclear factor-erythroid 2-related factor 2-antioxidant responsive element (MAPK-Nrf2-ARE) signaling pathway. A total 108 thirty-five-day-old Chinese indigenous broilers (Luhua chicken) used for 42-d experiment. were randomly allocated 3 treatments: control group (CON), AHS group,...

To evaluate the effects of heat stress on lipid metabolism in liver and abdominal adipose deposition broilers, totally, 120 female 21-day old broilers were selected randomly allocated to 2 groups with 6 replication 10 per each replication. Broilers control group (CON) reared at 24 °C, (HS) 34 °C. Heat exposure increased (P < 0.05) rectal temperature, relative weight liver, serum triacylglycerol (TG) total cholesterol (TC) level, TG, TC, very low-density lipoprotein (VLDL) content. Hepatic...

Oxidative stress is induced by excessive oxidative radicals, which directly react with biomolecules, and damage lipids, proteins DNA, leading to cell or organ injury. Supplementation of antioxidants animals can be an effective way modulate the antioxidant system. Chitosan oligosaccharides (COS) are degraded products chitosan chitin, has strong antioxidant, anti-inflammatory, immune-enhancing competency. Therefore, current study was conducted evaluate hypothesis that dietary supplementation...

Chitosan oligosaccharides (COS) exhibits antioxidant and anti-inflammatory properties. The aim of this study was to evaluate the effects COS on system inflammatory response in heat-stressed rats. A total 30 male rats were randomly divided three groups reared at either 24 °C or 35 for 4 h/d 7-day experiment: CON, control group with basal diet; HS, heat stress HSC, 200mg/kg supplementation. Compared CON group, HS significantly decreased (p < 0.05) average daily gain (ADG); feed intake (ADFI);...

The aim of this study was to evaluate the effects sodium butyrate (SB) on growth performance and development digestive immune organs in broilers. Dietary treatments had similar compositions but with 0%, 0.03%, 0.06%, 0.12% SB substituted (weight/weight) for identical amounts basal diet. supplementation linearly increased (P < 0.05) average daily gain each period, except days 15-21. relative weight proventriculus (day 7), gizzard (days 7 14), duodenum 21 28), jejunum 21), ileum small...

This study was aimed to evaluate the effects of organic acid (OA) and medium-chain fatty (MCFA) blends on production performance sows their litters. A total 36 (Landrace × Yorkshire, average parity is 3.3, SE = 0.2) were randomly allocated three treatments with 12 replicates. Dietary as follows: CON, basal diet; MC1, CON + 0.1% OA, MCFA blends; MC2, 0.2% blends. During lactation, no differences observed in body weight (BW) loss, daily feed intake, backfat thickness, digestibility dry matter,...

This study was to verify the effects of chitosan oligosaccharides (COS) on intestinal integrity, oxidative status, and inflammatory response in a heat-stressed rat model. A total 24 male Sprague Dawley rats were randomly divided into 3 treatment: CON, control group; HS, heat stress HSC, group with 200 mg/kg COS. Rats HS HSC exposed cyclical for 7 consecutive days. The CON provided basal diet, same diet Compared group, had lower serum diamine oxidase D-lactate acid level, higher villus height...