W. Szczurek

ORCID: 0000-0003-4078-5220
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Research Areas
  • Animal Nutrition and Physiology
  • Agriculture, Plant Science, Crop Management
  • Meat and Animal Product Quality
  • Nutrition and Health Studies
  • Livestock and Poultry Management
  • Rabbits: Nutrition, Reproduction, Health
  • Fatty Acid Research and Health
  • Protein Hydrolysis and Bioactive Peptides
  • Aquaculture Nutrition and Growth
  • Moringa oleifera research and applications
  • Garlic and Onion Studies
  • Potato Plant Research
  • Diet, Metabolism, and Disease
  • Nutrition, Genetics, and Disease
  • Alzheimer's disease research and treatments
  • Biochemical effects in animals
  • Antioxidant Activity and Oxidative Stress
  • Bioinformatics and Genomic Networks
  • Cholesterol and Lipid Metabolism
  • Probiotics and Fermented Foods
  • Botany and Plant Ecology Studies
  • Agriculture and Biological Studies
  • Food Industry and Aquatic Biology
  • Genetically Modified Organisms Research
  • Mining and Industrial Processes

AGH University of Krakow
2021-2023

Wrocław University of Science and Technology
2021-2023

National Research Institute of Animal Production
2009-2022

Zakład Doświadczalny Instytutu Zootechniki
1995-2008

The effect of dietary conjugated linoleic acid isomers (CLA) on growth performance, carcass composition, fatty composition adipose and muscle tissues, serum lipoproteins was investigated in broiler chickens. A total 160 (eighty male eighty female) chickens were allocated to four treatments (0.0, 0.5, 1.0, 1.5 % CLA) fed a standard starter diet from 8 21 d, grower-finisher 22–42 d. When determined for the period 8–42 feed intake body weight gains significantly reduced (from 3.31 3.12 kg 1615...

10.1079/bjn2000293 article EN British Journal Of Nutrition 2001-04-01

In this paper, we present a study on the evaluation of effect xylanase addition to diet with an increasing content modern hybrid rye (Brasetto variety) performance indices and viscosity small intestine in broiler chickens. A total 560 1-day-old male Ross 308 chickens were randomly assigned 1 10 treatments, each comprising 7 replicate cages, 8 birds per cage. 5 × 2 factorial arrangement was employed, five dietary levels ground (0%, 5%, 10%, 15%, 20%). All diets either unsupplemented or...

10.3390/ani9020046 article EN cc-by Animals 2019-01-31

Inflammatory bowel disease (IBD) is a chronic, incurable involving the gastrointestinal tract. It characterized by complex, unclear pathogenesis, increased prevalence worldwide, and wide spectrum of extraintestinal manifestations comorbidities. Recognition IBD remains challenging delays in diagnosis still poses significant clinical problem as it negatively impacts outcome. The main diagnostic tool continues to be invasive endoscopy. We aimed create an machine learning prediction model based...

10.3390/jcm10204745 article EN Journal of Clinical Medicine 2021-10-16

Four groups of 12 albino rats (six males and six females), at 4 weeks age, were fed for 60 days a semi-synthetic diet containing graded amounts conjugated linoleic acid (CLA; 0.0, 0.5, 1.0 1.5%) to determine its effect on growth performance serum lipoprotein profiles incorporation into abdominal muscle lipids. Rats CLA responded by significantly improved body mass gains; however, this was observed only with the 1.0% CLA-supplemented diet. It also true feed conversion efficiency. The changes...

10.1002/1097-0010(200008)80:10<1553::aid-jsfa650>3.0.co;2-z article EN Journal of the Science of Food and Agriculture 2000-01-01

Abstract The aim of the experiment with 240 ISA Brown hens fed diets standard or decreased Ca level was to evaluate effect selected feed additives on laying performance and eggshell quality. were allocated 10 treatments, each containing 12 cages (replicates) 2 birds. A × 5 experimental arrangement used. From 26 70 wks age, 3.20 3.70% either not supplemented, supplemented sodium butyrate, probiotic bacteria, herb extracts blend chitosan. dietary reduced quality indices in older (43-69 wks)...

10.1515/aoas-2017-0038 article EN Annals of Animal Science 2018-01-01

1. Dietary protein and amino acids—Consideration of the undigestible fraction1 Paul J. Moughan, V. Ravindran, O. B. Sorbara Poultry Science CrossRef

10.22358/jafs/66440/2009 article EN cc-by Journal of Animal and Feed Sciences 2009-11-06

1. Feeding broilers with dry whey powder and protein concentrate affected productive performance, ileal digestibility of nutrients cecal microbiota community C. Pineda-Quiroga, A. Camarinha-Silva, D. Borda-Molina, R. Atxaerandio, Ruiz, García-Rodríguez animal CrossRef

10.22358/jafs/65923/2013 article EN cc-by Journal of Animal and Feed Sciences 2013-10-30

1. Haematological parameters, serum lipid profile, liver function and fatty acid profile of broiler chickens fed on diets supplemented with pomegranate seed oil linseed A. Manterys, M. Franczyk-Zarow, I. Czyzynska-Cichon, Drahun, E. Kus, B. Szymczyk, R. Kostogrys British Poultry Science CrossRef

10.22358/jafs/65585/2016 article EN Journal of Animal and Feed Sciences 2016-02-25

Abstract The aim of this study was to evaluate the effect algal oil with very high level docosahexaenoic acid (DHA, C 22:6n-3 ) used as fat source in diet for laying hens, on egg yolk lipids fatty composition, well production and quality indices, comparison other dietary sources. experiment carried out 168 ISA Brown hens (25 60 wks age), allocated 7 groups 12 replicates (cages), two birds each cage. experimental diets were supplemented 2% different sources, i.e. soybean (SO), coconut (CO),...

10.2478/aoas-2020-0019 article EN Annals of Animal Science 2020-02-28

ABSTRACT Three experiments were conducted to determine and validate the relative bioefficacy of liquid form hydroxy analog (liquid MHA‐FA) that DL‐methionine (Met) in male broilers. In 1 2, 945 550 broilers fed either a Met‐deficient basal diet, or diet supplemented with four five equimolar levels each Met source, respectively. experiment 3, 1232 three (low, moderate, high) MHA‐FA DL‐Met at 65% level. Growth performance improved all trials, regardless those diet. estimates for on product...

10.1111/j.1740-0929.2006.00369.x article EN Animal Science Journal 2006-08-01

Amyloid proteins are often associated with the onset of diseases, including Alzheimer's, Parkinson's and many others. However, there is a wide class functional amyloids that involved in physiological functions, e.g., formation microbial biofilms or storage hormones. Recent studies showed an amyloid fibril could affect aggregation another protein, even from different species. This may result amplification attenuation process. Insight into cross-interactions be crucial for better understanding...

10.1038/s41598-023-48886-9 article EN cc-by Scientific Reports 2023-12-14

1. The influence of the age broiler chickens on ileal amino acid (AA) digestibilities in three cereals was examined. digestibility estimates, including both apparent (AID) and standardised (SID) coefficients, for wheat, triticale barley samples were determined using 14 28 d old broilers mixed sex, fed diets containing test grains as only source protein.2. Each assay diet offered to five replicate cages eight birds respectively, day samplings. On sampling days, contents from lower half ileum...

10.1080/00071668.2019.1673317 article EN British Poultry Science 2019-09-27

Abstract The trial with 240 caged ISA Brown laying hens was performed to evaluate the effect of selected feed additives on mineral utilisation as well biomechanical (breaking strength, yielding load, stiffness) and geometrical (cortex thickness, cross-section area, weight, length) indices tibia femur bones. At 26 wks age layers were randomly assigned 10 treatments 12 replicates (cages) two birds. In study a 2 × 5 experimental scheme used i.e. 70 age, fed isocaloric isonitrogenous diets...

10.2478/aoas-2018-0017 article EN Annals of Animal Science 2018-05-23

This study aimed to determine and compare standardised ileal digestibility (SID) coefficients of amino acids (AA) in raw seeds the white-(WF) coloured-flowered (CF) field pea cultivar as sole sources AA diets fed broiler chickens aged 14 or 28 days. An additional purpose was check influence exogenous protease added pea-based assay on SID birds at both ages. Each diet offered six replicate pens. On sampling days, contents from lower half ileum were collected for determination apparent values....

10.3390/ani10112099 article EN cc-by Animals 2020-11-12

1. Chemical composition and prediction of amino acid content maize- wheat-Distillers' Dried Grains with Soluble O.A. Olukosi, A.O. Adebiyi Animal Feed Science Technology CrossRef

10.22358/jafs/66271/2010 article EN cc-by Journal of Animal and Feed Sciences 2010-01-29

Abstract The primary aim of this study was to investigate the impact three dietary levels lactose (LAC) originating from conventional dried whey (DW) and duration these treatments (from 8 21 or 42 days age) on growth performance, basic post-slaughter traits excreta quality broiler chickens kept in cages. A secondary purpose effect LAC level some parameters caecal micro-environment gross morphology birds. total 560 Ross 308 (sex ratio 1:1) were assigned 7 combinations with 10 replicate cages...

10.1515/aoas-2017-0021 article EN Annals of Animal Science 2017-09-20

The influence of feeding genetically modified MON 810 hybrid maize on the growth and haematological biochemical indices rats was tested.Two conventional (non-GM) two test (MON 810) lines were used in semi-purified diets at level 40% w/w. non-GM I, II, II near-isogenic. A total 40 male 6-week-old Wistar-derived assigned to four equal groups corresponding for 16 weeks. Overall, health, body weight gain, clinical pathology parameters, gross changes, appearance tissues compared between...

10.2478/jvetres-2018-0060 article EN cc-by-nc-nd Journal of Veterinary Research 2018-11-17

1. Impact of second line limiting amino acids’ deficiency in broilers fed low protein diets with rapeseed meal and de-oiled rice bran C. Basavanta Kumar, R. G. Gloridoss, K. Chandrapal Singh, T. M. Prabhu, Siddaramanna, B. N. Suresh, A. Manegar Veterinary World CrossRef

10.22358/jafs/66325/2010 article EN cc-by Journal of Animal and Feed Sciences 2010-11-26

Abstract The principal goal of this study was to assess the responses broiler chickens raised on floor litter 2% dietary level lactose (LAC) originating from dried whey fed in combination with live culture Lactobacillus agilis bacteria (90 million cells/kg diet) terms performance and basic postslaughter parameters, lumen pH some alimentary tract segments, concentration volatile fatty acids (VFA ) total (T) undissociated (UD) forms count selected microbial populations caeca determined by...

10.1515/aoas-2017-0045 article EN Annals of Animal Science 2018-02-01

1. Effects of Bacillus subtilis, butyrate, mannan-oligosaccharide, and naked oat (ß-glucans) on growth performance, serum parameters gut health broiler chickens A. Rouissi, A.R. Alfonso-Avila, F. Guay, M. Boulianne, M.P. Létourneau-Montminy Poultry Science CrossRef

10.22358/jafs/70714/2005 article EN cc-by Journal of Animal and Feed Sciences 2005-06-26
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