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Journal of Animal Physiology and Animal Nutrition

L Chen, G Guo, X J Yuan, J Zhang, A Y Wen, X H Sun, T Shao
The objective of this study was to determine the effect of ensiling different ratios of whole crop oat to lucerne on fermentation quality, aerobic stability and in vitro digestibility of silage on the Tibetan plateau. Four experimental treatments were produced varying in the ratio of forages on a fresh matter (FM) basis: 1) 100% oat (control, dry matter (DM) content: 317 g/kg), 2) 90% oat + 10% lucerne (OL10, DM content: 316 g/kg), 3) 80% oat+ 20% lucerne (OL20, DM content: 317 g/kg) and 4) 70% oat+ 30% lucerne (OL30, DM content: 318 g/kg)...
October 20, 2016: Journal of Animal Physiology and Animal Nutrition
Z Q Lu, Y Ren, X H Zhou, X F Yu, J Huang, D Y Yu, X X Wang, Y Z Wang
As meat quality is basically dependent on muscle fibre characteristics, it is important to know how muscle fibres are regulated and transformed. This study aimed to investigate the effect of maternal dietary supplementation on muscle fibre types using 3% saturated fatty acid (palmitic acid, PA) or 3% unsaturated fatty acid (linoleic acid, LA) from 80 days of gestation to the weaning of offspring (25 days post-natal). The results indicated that higher mRNA levels of MyHCI type genes were found in the soleus muscles of piglets that suckled from LA-supplemented sows than from PA-supplemented sows...
October 20, 2016: Journal of Animal Physiology and Animal Nutrition
L O Negrete, J M Pinos-Rodríguez, A Grajales-Lagunes, J A Morales, J C García-López, H A Lee-Rangel
A study with finishing lambs assessed the effect of dietary inclusion of Prosopis laevigata pods (PLPs) on performance, carcass characteristics, meat traits and fatty acid profile of subcutaneous fat. Twenty-one Rambouillet lambs (27.0 ± 3.0 kg BW) were assigned to one of three experimental diets with 0, 150 and 300 g PLP/kg DM. Evaluation of growth performance lasted 49 days. The experimental design was completely randomized and analysed with a mixed model. Lambs fed diets with 0, 150 and 300 g PLP had similar growth performance...
October 18, 2016: Journal of Animal Physiology and Animal Nutrition
I Kafantaris, B Kotsampasi, V Christodoulou, E Kokka, P Kouka, Z Terzopoulou, K Gerasopoulos, D Stagos, C Mitsagga, I Giavasis, S Makri, K Petrotos, D Kouretas
Grape pomace is a by-product of winemaking process and rich in bioactive compounds such as plant polyphenols having antioxidant and antimicrobial activities. As known, oxidative stress may cause a number of pathological conditions in farm animals and thus affecting animal welfare and production. Moreover, pathogenic bacteria affect animals' health status. Thus, the objective of this study was to investigate whether lambs' feed supplemented with grape pomace enhances the antioxidant mechanisms and reduces the growth of pathogenic bacteria...
October 18, 2016: Journal of Animal Physiology and Animal Nutrition
Z B Lopéz-Cedillo, A M Rosales-Torres, G D Mendoza, Y Heuze, A E Ávila-Espítia, A Guzmán
The aim of this study was to evaluate the effects of methionine supplementation on energy metabolism and reproductive performance during the early post-partum period in primiparous does. Forty nulliparous New Zealand White does were used. Females were randomized in two groups at calving: the control group (n = 20) was fed with the basal diet, and the methionine group (n = 20) was fed the basal diet plus 1 g/animal/day of methionine from the day of calving to 4 days post-partum. Results showed that methionine supplementation increased (p = 0...
October 16, 2016: Journal of Animal Physiology and Animal Nutrition
D Yesilbag, H Biricik, I Cetin, C Kara, Y Meral, S S Cengiz, A Orman, D Udum
This study aimed to evaluate the effects of juniper essential oil on the growth performance, rumen fermentation parameters, rumen protozoa population, blood antioxidant enzyme parameters and faecal content in growing Saanen kids. Thirty-six male Saanen kids (36 ± 14 days of age) were used in the study. Each group consisted of 9 kids. The control group (G1) was fed with a diet that consisted of the above concentrated feed and oat hay, whereas the experimental groups consumed the same diet but with the concentrated feed uniformly sprayed with juniper essential oil 0...
October 16, 2016: Journal of Animal Physiology and Animal Nutrition
T Komprda, V Rozíková, N Zamazalová, O Škultéty, M Vícenová, M Trčková, M Faldyna
The objective of the present study was to compare hepatic fatty acid deposition, plasma lipid level and expression of cholesterol homeostasis controlling genes in the liver of rats (Wistar Albino; n = 32) and pigs (Large White × Landrace; n = 32) randomly assigned into two groups of 16 animals each and fed 10 weeks the diet with either 2.5% of fish oil (F; source of eicosapentaenoic and docosahexaenoic acid, EPA+DHA) or 2.5% of palm oil (P; high content of saturated fatty acids; control). F-rats deposited in the liver three times less EPA, but 1...
October 16, 2016: Journal of Animal Physiology and Animal Nutrition
J L Chen, P Zheng, C Zhang, B Yu, J He, J Yu, J Q Luo, X B Mao, Z Q Huang, D W Chen
This study was conducted to investigate the effects of benzoic acid (BA) on growth performance, intestinal development and intestinal barrier function in weaned pigs. Ninety weaned pigs were randomly assigned to one of three treatments: a basal diet (CON), the basal diet supplemented with 2000 mg/kg benzoic acid (BA1) and 5000 mg/kg benzoic acid (BA2). At the end of days 14 and 42, six pigs per treatment were randomly selected to collect plasma and intestinal samples. Results showed that BA supplementation not only improved final body weight, daily growth and feed conversion ratio from days 15 to 42 and days 1 to 42, but also decreased the activity of plasma diamine oxidase (day 42) and the pH values of jejunal contents (day 14) (p < 0...
October 16, 2016: Journal of Animal Physiology and Animal Nutrition
S Gilani, G S Howarth, S M Kitessa, C D Tran, R E A Forder, R J Hughes
Increased intestinal permeability (IP) can lead to compromised health in chickens. As there is limited literature on in vivo biomarkers to assess increased IP in chickens, the objective of this study was to identify a reliable biomarker of IP using DSS ingestion and fasting models. Male Ross chickens (n = 48) were reared until day 14 on the floor pen in an animal care facility, randomized into the following groups: control, DSS and fasting (each with n = 16), and then placed in metabolism cages. DSS was administered in drinking water at 0...
October 11, 2016: Journal of Animal Physiology and Animal Nutrition
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No abstract text is available yet for this article.
September 29, 2016: Journal of Animal Physiology and Animal Nutrition
J S Lee, M J Kim, S H Park, S B Lee, T Wang, U S Jung, J Im, E J Kim, K W Lee, H G Lee
This study was conducted to evaluate the effects of a combined mixture of phytogenic extracts (garlic and coriander) and probiotics on growth performance and immune responses in laying hens based on the results of in vitro studies to screen for immunomodulatory potency of each ingredient. Several parameters of immunomodulatory potency were estimated using lamina propria leucocytes (LPLs) isolated from rat intestinal mucosa tissue. Results show that the combined mixture enhanced LPLs proliferation, increased LPL-mediated cytotoxicity against YAC-1 tumour cells, and decreased lipopolysaccharide (LPS)-induced cytokine production including tumour necrosis factor-α (TNF-α) and interferon-γ (IFN-γ) in LPLs...
September 28, 2016: Journal of Animal Physiology and Animal Nutrition
A R Hosseindoust, S H Lee, J S Kim, Y H Choi, I K Kwon, B J Chae
This study was conducted to investigate the effects of bacteriophages in different environments on growth performance, digestibility, ileal and caecal microbiota, gut morphology and immunity of weanling pigs. Two hundred piglets were randomly assigned to four treatment groups with five replicate pens with 10 pigs per pen. A 2 × 2 factorial arrangement of treatments was used to investigate the response of weanling pigs to supplemental bacteriophages (0 and 1.0 g/kg of diet) in contaminated or hygienic environments...
September 26, 2016: Journal of Animal Physiology and Animal Nutrition
H Kanghae, K Thongprajukaew, P Yeetam, T Jarit-Ngam, W Hwan-Air, S Rueangjeen, K Kittiwattanawong
Optimal feeding frequency was investigated to improve head-started propagation programme of juvenile green turtles (Chelonia mydas). The 15-day-old turtles (25-26 g body weight) were fed for ad libitum intake at one (1MD), two (2MD), three (3MD) or four (4MD) meals daily over a 3-month trial. Responses in growth, feed utilization, faecal characteristics, haematological parameters and carapace elemental composition were used to compare treatment effects. At the end of the feeding trial, no treatment had induced mortality...
September 25, 2016: Journal of Animal Physiology and Animal Nutrition
Kh Safaei, G R Ghorbani, M Alikhani, A Sadeghi-Sefidmazgi, W Z Yang
This study was conducted to investigate the effects of processing method (grinding vs. steam flaking) and increasing densities of steam-flaked barley grain on dry matter intake (DMI), rumen pH and fermentation characteristics, digestibility of dry matter in the total digestive tract (DDTT), and milk production of dairy cows. Eight multiparous mid-lactation Holstein cows averaging 103 ± 24 DIM, 44.5 ± 4.7 kg milk/day and weighing 611 ± 43 kg at the start of the experiment were used in a replicated 4 × 4 Latin square design with 21-day periods...
September 25, 2016: Journal of Animal Physiology and Animal Nutrition
R Rajabi, R Tahmasbi, O Dayani, A Khezri
This study was conducted to evaluate the effect of feeding ensiled alfalfa with waste date on ruminal fermentation characteristics, microbial protein synthesis, protozoa population and blood parameters in sheep. Eight rams were used in a 2 × 2 change over design. Each experimental period consisted of 21 days including 16 days for adaptation and 5 days for sampling. For ensiling, fresh alfalfa (Medicago sativa L.) with different levels of waste date (Phoenix dactylifera L.) were mixed together and ensiled in 100-l containers for 45 days...
September 7, 2016: Journal of Animal Physiology and Animal Nutrition
A L Abdalla Filho, D Dineshkumar, M Barreal, C McManus, V R Vasconcelos, A L Abdalla, H Louvandini
In this study, the possibility of using Babassu (Orbignya phalerata) and Mofumbo (Combretum leprosum) leaves for lambs feed was verified. Performance, biochemical and haematological parameters, microbial protein synthesis, nutrient apparent digestibility and enteric production of methane (CH4 ) were evaluated. The experimental treatments included diets with forage-to-concentrate ratios of 50:50, with the leaves of the experimental plants replacing 33% of the Cynodon dactylon (Tifton-85) hay with three treatments: control (no hay replacement) and substitution with Babassu or Mofumbo...
August 30, 2016: Journal of Animal Physiology and Animal Nutrition
M M Kasprzak, J G M Houdijk, S Liddell, K Davis, O A Olukosi, S Kightley, G A White, J Wiseman
Rapeseed proteins have been considered as being poorly digestible in the gut of non-ruminants. The aim of the study was to assess the digestibility of napin and cruciferin in ileal digesta of broiler chickens, testing sixteen samples of rapeseed co-products with protein levels ranging from 293 g/kg to 560 g/kg dry matter. Each sample was included into a semi-synthetic diet at a rate of 500 g/kg and evaluated with broiler chickens in a randomised design. Dietary and ileal digesta proteins were extracted and identified by gel-based liquid chromatography-tandem mass spectrometry (LC-MS/MS)...
August 26, 2016: Journal of Animal Physiology and Animal Nutrition
B Stefańska, W Nowak, J Komisarek, M Taciak, M Barszcz, J Skomiał
The aim of this study was to estimate the prevalence of subacute ruminal acidosis (SARA) in Polish high-yielding dairy herds. Also, the relationships between the chemical composition of the diet and the feed particle size, ruminal pH and the occurrence of this metabolic disease and the fermentation profile were determined. Rumen fluid samples were obtained from a total of 213 cows from nine dairy herds (≥20 cows per herd) via rumenocentesis. Almost 14% (30/213) of cows as acidotic (pH<5.6) were found, which is indicative of SARA...
August 26, 2016: Journal of Animal Physiology and Animal Nutrition
R Baños-Gómez, N S Cruz-Cansino, T Suarez-Diéguez, C Valadez-Vega, E Ramírez-Moreno, E Alanís-García, J A Ariza-Ortega, J J Manríquez-Torres, E Zamora-Romo, L Delgado-Olivares
Undernutrition induces an increase of the oxidative stress that can predispose offspring to various diseases in adulthood through epigenetic reprogramming. The aim of this study was to evaluate the effects of intergenerational undernutrition on protein oxidation and antioxidant defence response on liver, heart and brain of the second-generation neonates (F2 ) of undernourished rats. For this purpose, both parents in parental (F0 ) and first generation (F1 ) were fed with a low-nutrient diet. Body mass and length decreased (p < 0...
August 26, 2016: Journal of Animal Physiology and Animal Nutrition
D K Gessner, M Bonarius, E Most, A Fiesel, K Eder
Recent studies have shown that supplementation of plant products rich in polyphenols exerts anti-inflammatory effects in the small intestine and improves feed conversion in piglets. This study aimed to investigate whether dietary polyphenols have also anti-inflammatory and cytoprotective effects in the liver of piglets. For this end, relative mRNA concentrations of eight genes involved in proinflammatory pathways, eight genes involved in the antioxidative and cytoprotective system, six genes of phase I and phase II metabolism and 15 genes of the unfolded protein response (triggered by stress of the endoplasmic reticulum) in the liver of pigs fed diets supplemented with either 1% of grape seed and grape marc meal extract (GME) or 1% spent hops (SH) as sources of polyphenols were determined...
August 26, 2016: Journal of Animal Physiology and Animal Nutrition
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