Medical and Biomedical Researches

The effect of an acidic, copper sulfate-based commercial sanitizer on indicator, pathogenic, and spo

June 27th, 2008
The effect of an acidic, copper sulfate-based commercial sanitizer on indicator, pathogenic, and spoilage bacteria associated with broiler chicken carcasses when applied at various intervention points during poultry processing. Studies were conducted to evaluate 1) the effect of an acidic, copper sulfate-based commercial sanitizer on pathogenic, ...

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Influxed Insects as Vectors for Campylobacter jejuni and Campylobacter coli in Danish Broiler Houses

June 27th, 2008
Influxed Insects as Vectors for Campylobacter jejuni and Campylobacter coli in Danish Broiler Houses. The vector potential of flies (Diptera: Brachycera) for spread of Campylobacter jejuni and Campylobacter coli on 5 Danish broiler farms was evaluated in a longitudinal field study from April to November 2004. ...

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Change in the Ileal Bacterial Population of Turkeys Fed Different Diets and After Infection with Sal

June 27th, 2008
Change in the Ileal Bacterial Population of Turkeys Fed Different Diets and After Infection with Salmonella as Determined with Denaturing Gradient Gel Electrophoresis of Amplified 16S Ribosomal DNA. Changes in ileal bacterial populations of Salmonella-infected turkeys fed different diets were analyzed by using 16S-V3 PCR denaturing ...

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Interactive effects of ammonia and light intensity on hematochemical variables in broiler chickens.

June 27th, 2008
Interactive effects of ammonia and light intensity on hematochemical variables in broiler chickens. This study examined the influence of early atmospheric ammonia exposure, light intensity throughout rearing, and their interaction on blood gases, electrolytes, and acid-base balance in broiler chickens under environmentally controlled conditions. The experiment ...

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Differences in ventricular vulnerability, serum enzyme activities, and electrolyte levels between ma

June 27th, 2008
Differences in ventricular vulnerability, serum enzyme activities, and electrolyte levels between male and female broilers. Sudden death syndrome (SDS) is one of the most serious diseases of fast-growing broilers. The incidence of SDS may result from a decrease in ventricular function. The purpose of this study ...

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Endothelin-1 molecular ribonucleic Acid expression in pulmonary hypertensive and nonhypertensive chi

June 27th, 2008
Endothelin-1 molecular ribonucleic Acid expression in pulmonary hypertensive and nonhypertensive chickens. Four hundred 1-d-old Cobb broilers were distributed in 3 groups: group A comprised broilers maintained under natural hypobaric hypoxia (Bogotá, Colombia); group B comprised broilers under relative normoxia (Villavicencio, Colombia); and group C comprised broilers ...

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Partial Na+ Dependence of DL-2-Hydroxy-4-(Methylthio)Butanoic Acid Uptake in the Chicken Small Intes

June 27th, 2008
Partial Na+ Dependence of DL-2-Hydroxy-4-(Methylthio)Butanoic Acid Uptake in the Chicken Small Intestine. Methionine hydroxy analogue dl-2-hydroxy-(4-methylthio)butanoic acid (HMTBA) is commonly used as a supplemental source of Met in commercial animal diets. To better understand the uptake of this analogue by the chicken intestine, the aim of ...

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Dietary digestible lysine requirements of male and female broilers from forty-nine to sixty-three da

June 27th, 2008
Dietary digestible lysine requirements of male and female broilers from forty-nine to sixty-three days of age. Experiments were conducted to evaluate digestible (dig) Lys requirements of male and female broiler chickens from 49 to 63 d of age. A dose-response diet consisting of corn, soybean meal, ...

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Effects of yeast culture in broiler diets on performance and immunomodulatory functions.

June 27th, 2008
Effects of yeast culture in broiler diets on performance and immunomodulatory functions. A study was conducted to evaluate the effect of supplemental yeast culture (Diamond V XP Yeast Culture; YC) in broiler diets on performance, digestibility, mucosal development, and immunomodulatory functions. One-day-old Arbor Acres chicks (n ...

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Effects of Liquid DL-2-Hydroxy-4-Methylthio Butanoic Acid on Growth Performance and Immune Responses

June 27th, 2008
Effects of Liquid DL-2-Hydroxy-4-Methylthio Butanoic Acid on Growth Performance and Immune Responses in Broiler Chickens. An experiment was conducted to determine the effects of different doses of liquid dl-2-hydroxy-4-methylthio butanoic acid (LMA) on growth performance and immune response in broiler chickens. In an arrangement with 4 ...

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Effects of dietary inosinic Acid on carcass characteristics, meat quality, and deposition of inosini

June 27th, 2008
Effects of dietary inosinic Acid on carcass characteristics, meat quality, and deposition of inosinic Acid in broilers. An experiment was conducted to evaluate the effects of dietary inosinic acid (inosine 5\'-monophosphate, IMP) on carcass characteristics, meat quality, and deposition of IMP in Arbor Acres broilers. A ...

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Effects of Prelay ts11-Strain Mycoplasma gallisepticum Inoculation and Time-Specific F-Strain M. gal

June 27th, 2008
Effects of Prelay ts11-Strain Mycoplasma gallisepticum Inoculation and Time-Specific F-Strain M. gallisepticum Inoculation Overlays on Internal Egg and Eggshell Characteristics of Commercial Laying Hens. Mycoplasma infections are pandemic in multiage layer chicken flocks, with Mycoplasma gallisepticum being the species of greatest concern to commercial egg producers. ...

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High dietary calcium causes metabolic alkalosis in egg-type pullets.

June 27th, 2008
High dietary calcium causes metabolic alkalosis in egg-type pullets. One hundred sixty healthy egg-type pullets were randomly divided into 2 groups at 35 d of age. The groups were fed either with a normal-calcium (control, 8.5 g of Ca/kg) diet or with a high-calcium (HC, 36.3 ...

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Validation of an Immunohistochemistry Assay to Detect Turkey Coronavirus: A Rapid and Simple Screeni

June 27th, 2008
Validation of an Immunohistochemistry Assay to Detect Turkey Coronavirus: A Rapid and Simple Screening Tool for Limited Resource Settings. The objective of the present study was to develop and apply the direct immunohistochemistry (D-IHC) assay to search for turkey coronavirus (TCoV) antigens in formalin-fixed embedded-paraffin tissues ...

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Intestinal cytokine response of commercial source broiler chicks to salmonella typhimurium infection

June 27th, 2008
Intestinal cytokine response of commercial source broiler chicks to salmonella typhimurium infection. Development of molecular-based immunotherapeutic strategies for controlling Salmonella Typhimurium (ST) infection in poultry requires a better understanding of intestinal and cecal cytokine responses. Accordingly, an experiment was conducted to measure changes in intestinal cytokine ...

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Differentially expressed soluble proteins in aortic cells from atherosclerosis-susceptible and resis

June 27th, 2008
Differentially expressed soluble proteins in aortic cells from atherosclerosis-susceptible and resistant pigeons. Soluble proteins in aortic smooth muscle cells cultured from atherosclerosis-susceptible White Carneau and atherosclerosis-resistant Show Racer pigeons were extracted and separated on 2-dimensional electrophoresis gels. Spots were analyzed with Phoretix software and compared between ...

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Effect of introducing the naked neck gene in a line selected for low residual feed consumption on pe

June 27th, 2008
Effect of introducing the naked neck gene in a line selected for low residual feed consumption on performance in temperate or subtropical environments. The aim of this study was to investigate the possibility of combining the naked neck gene with a genetic background that has been ...

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Fine-mapping quantitative trait Loci for body weight and abdominal fat traits: effects of marker den

June 27th, 2008
Fine-mapping quantitative trait Loci for body weight and abdominal fat traits: effects of marker density and sample size. Highly significant QTL for BW and abdominal fat traits on chicken chromosome 1 were reported previously in a unique F(2) population. The objective of this study was to ...

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Fear responses of offspring from divergent quail stress response line hens treated with corticostero

June 27th, 2008
Fear responses of offspring from divergent quail stress response line hens treated with corticosterone during egg formation. Increased fearfulness has been associated with adrenocortical activation. Maternal corticosterone (B) treatment increases egg B, and elevated B in ovo enhances chick avoidance of humans. Quail selected for exaggerated ...

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Effects of feedborne fusarium mycotoxins on brain regional neurochemistry of turkeys.

June 27th, 2008
Effects of feedborne fusarium mycotoxins on brain regional neurochemistry of turkeys. An experiment was conducted to investigate the effects of feeding grains naturally contaminated with Fusarium mycotoxins on brain regional neurochemistry of turkeys. The possible preventative effect of a poly-meric glucomannan mycotoxin adsorbent (GMA) was also ...

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Effects of Forsythia suspensa Extract on Growth Performance, Nutrient Digestibility, and Antioxidant

June 27th, 2008
Effects of Forsythia suspensa Extract on Growth Performance, Nutrient Digestibility, and Antioxidant Activities in Broiler Chickens Under High Ambient Temperature. A 42-d trial was conducted with 252 broiler chickens (d 1 of age, 38.8 +/- 1.3 g of BW) to determine the effects of Forsythia suspensa ...

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Rapid analysis of layer manure using near-infrared reflectance spectroscopy.

June 27th, 2008
Rapid analysis of layer manure using near-infrared reflectance spectroscopy. Diverse samples (n = 91) were used to investigate the feasibility of near-infrared reflectance spectroscopy (NIRS) technology for rapid analysis of the nutrient composition of layer manure. Near-infrared reflectance spectroscopy calibration models for moisture, organic matter, total ...

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Effect of potassium chloride supplementation in drinking water on broiler performance under heat str

June 27th, 2008
Effect of potassium chloride supplementation in drinking water on broiler performance under heat stress conditions. The effect of water supplementation of KCl on performance of heat-stressed Hubbard broilers was evaluated in the present experiment. The 3 experimental treatments (i.e., control, 0.3 and 0.6% KCl) were allocated ...

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In vitro fermentation response of laying hen cecal bacteria to combinations of fructooligosaccharide

June 27th, 2008
In vitro fermentation response of laying hen cecal bacteria to combinations of fructooligosaccharide prebiotics with alfalfa or a layer ration. The objective of this in vitro study was to evaluate the effects of combining a prebiotic with alfalfa on fermentation by laying hen cecal bacteria. Cecal ...

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The influence of a fructooligosaccharide prebiotic combined with alfalfa molt diets on the gastroint

June 27th, 2008
The influence of a fructooligosaccharide prebiotic combined with alfalfa molt diets on the gastrointestinal tract fermentation, salmonella enteritidis infection, and intestinal shedding in laying hens. Molting is a natural process, which birds undergo to rejuvenate their reproductive organs. The US poultry egg production industry has used ...

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