Konstantinos C. Mountzouris

ORCID: 0000-0002-7926-5604
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About
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Research Areas
  • Animal Nutrition and Physiology
  • Gut microbiota and health
  • Microbial Metabolites in Food Biotechnology
  • Probiotics and Fermented Foods
  • Meat and Animal Product Quality
  • Rabbits: Nutrition, Reproduction, Health
  • Livestock and Poultry Management
  • Essential Oils and Antimicrobial Activity
  • Genomics, phytochemicals, and oxidative stress
  • Moringa oleifera research and applications
  • Biofuel production and bioconversion
  • Digestive system and related health
  • Animal Behavior and Welfare Studies
  • Antioxidant Activity and Oxidative Stress
  • Insect Utilization and Effects
  • Ruminant Nutrition and Digestive Physiology
  • Aquaculture disease management and microbiota
  • Fungal Biology and Applications
  • Diet and metabolism studies
  • Enzyme Production and Characterization
  • Enzyme Catalysis and Immobilization
  • Infant Nutrition and Health
  • Food composition and properties
  • Nutritional Studies and Diet
  • Mycotoxins in Agriculture and Food

Agricultural University of Athens
2016-2025

University of Patras
2023

Academy of Athens
2023

University of Reading
1999-2002

The aim of this work was to investigate the efficacy a new multibacterial species probiotic in broiler nutrition. contained 2 Lactobacillus strains, 1 Bifidobacterium strain, Enterococcus and Pediococcus strain. Four hundred 1-d-old male Cobb broilers were allocated 4 experimental treatments for 6 wk. received corn-soybean basal diet as follows: "control," with no other additions; "probiotic feed water," (PFW) administered at g/kg whole period water on scheduled intervals during first wk;...

10.1093/ps/86.2.309 article EN cc-by-nc-nd Poultry Science 2007-02-01

The aim of this work was to investigate the effect inclusion levels a 5-bacterial species probiotic in broiler nutrition. Five hundred twenty-five 1-d-old male Cobb broilers were allocated 5 experimental treatments for 6 wk. received corn-soybean coccidiostat-free basal diet and depending on addition labeled as follows: no (C), 108 cfu probiotic/kg (P1), 109 (P2), 1010 (P3), 2.5 mg avilamycin/kg (A). Each treatment had 3 replicates 35 each. Treatment effects growth performance biomarkers...

10.3382/ps.2009-00308 article EN cc-by-nc-nd Poultry Science 2009-12-14

This study aimed to explore the potential associations of adherence Mediterranean diet with gut microbiota characteristics and gastrointestinal symptomatology in an adult population. Other long-term dietary habits (e.g. consumption snacks junk food or stimulant intake) were also evaluated terms profile. Participants (n 120) underwent anthropometric, dietary, physical activity lifestyle evaluation. Adherence was assessed using a score, MedDietScore, subjects classified into three tertiles...

10.1017/s0007114517001593 article EN British Journal Of Nutrition 2017-06-28

Anaerobic batch culture fermenters were used for a preliminary screening of the in vitro utilization by human gut microflora dextran and novel oligodextrans (I, II III) produced University Reading (UK). Glucose fructooligosaccharides (FOS) as reference carbohydrates. As expected, FOS acted good prebiotic that it selectively increased numbers bifidobacteria early stages fermentation. Dextran each resulted an enrichment cultures, with high levels persistence up to 48 h. They also elevated...

10.1017/s0007114500000325 article EN British Journal Of Nutrition 2000-03-01

Diet, among other environmental and genetic factors, is currently recognised to have an important role in health disease. There increasing evidence that the human colonic microbiota can contribute positively towards host nutrition health. As such, dietary modulation has been proposed as for improved gut health, especially during highly sensitive stage of infancy. Differences microflora composition incidence infection occur between breast- formula-fed infants. Human milk components cannot be...

10.1079/bjn2002563 article EN British Journal Of Nutrition 2002-05-01

Background Live commensal intestinal bacteria are present in the peripheral blood where they can induce inflammation. Objective To evaluate composition and translocation of IBD. Methods Both tissue biopsy samples were collected from adult patients with active/inactive Crohn's disease (CD), ulcerative colitis (UC) healthy individuals. Most newly diagnosed none them received antibiotics. Using a reverse transcription–quantitative real-time PCR (RT-qPCR) method, we determined microbiota....

10.1371/journal.pone.0170034 article EN cc-by PLoS ONE 2017-01-18

Deoxynivalenol (DON) and fumonisins (FBs) are secondary metabolites produced by Fusarium fungi that frequently contaminate broiler feed. The aim of this study was to investigate the impact DON and/or FBs on intestinal barrier in chickens, more specifically mucus layer antioxidative response oxidative stress. One-day-old chicks were divided into four groups, each consisting eight pens seven birds each, fed for 15 days either a control diet, DON-contaminated diet (4.6 mg DON/kg feed),...

10.1021/acs.jafc.5b04119 article EN Journal of Agricultural and Food Chemistry 2015-12-03

1. Probiotics are beneficial microbes that currently considered as alternatives to antimicrobial growth promoters (AGP) in animal nutrition. In addition, they purported suppress pathogens the gut via concept of competitive exclusion (CE). The aim this work was evaluate efficacy a multistrain probiotic against Salmonella enteritidis (SE) broilers. 2. Three hundred and four, one-day-old, male Cobb broilers were fed corn–soybean basal diet allocated four experimental treatments for 6 weeks....

10.1080/00071660903110935 article EN British Poultry Science 2009-07-01

The aim of this study was to investigate the effect dietary probiotic inclusion level on mucin composition (monosaccharide ratio), mucosal morphometry, mucus layer staining intensity, and thickness along broiler intestinal tract. One-day-old male Cobb broilers were administered maize-soybean meal basal (BD) diets for 42 d depending feed additive used, allocated into following 5 experimental treatments: control C (BD, no additive), treatment P1 (10(8) colony forming units probiotic/kg BD), P2...

10.3382/ps.2011-02005 article EN cc-by-nc-nd Poultry Science 2012-07-18

Alterations of gut microbiota are evident during the aging process. Prebiotics may restore microbial balance, with β-glucans emerging as prebiotic candidates. This study aimed to investigate impact edible mushrooms rich in on composition and metabolites by using vitro static batch culture fermentations fecal inocula from elderly donors (n = 8). Pleurotus ostreatus, P. eryngii, Hericium erinaceus Cyclocybe cylindracea derived various substrates were examined. Gut (quantitative PCR (qPCR))...

10.3390/molecules25122806 article EN cc-by Molecules 2020-06-18

The present study assessed the effects of cereal type and inclusion level a phytogenic feed additive (PFA) on broiler ileal cecal gut microbiota composition, volatile fatty acids (VFA) gene expression toll like receptors (TLR), tight junction proteins, mucin 2 (MUC2) secretory immunoglobulin A (sIgA). Depending (i.e. maize or wheat) PFA 0, 100 150 mg/kg diet), 450 one-day-old male broilers were allocated in 6 treatments according to × 3 factorial arrangement with 5 replicates 15 each, for 42...

10.1016/j.aninu.2018.11.002 article EN cc-by-nc-nd Animal nutrition 2018-12-19

The study assessed the inclusion level effects of a phytogenic blend (PB) on performance and critical molecular biomarkers related to detoxification (Aryl hydrocarbon receptor; AhR) antioxidant (Nuclear factor-erythroid 2-related factor 2; Nrf2) responses in layers' ovary liver. Layers (n = 385; 21-week-old; Hy-Line Brown) were allotted 5 treatments with 7 replicates 11 hens each, for 12-week feeding trial. Treatments were: control (CON) without PB or supplementation at 250 (PB250), 750...

10.1080/10495398.2025.2463995 article EN cc-by Animal Biotechnology 2025-02-13

Abstract This study evaluated the effects of a phytogenic blend (PB) on performance and critical genes relevant to detoxification (i.e. aryl hydrocarbon receptor pathway) antioxidant responses nuclear factor erythroid 2-related 2 pathways) in duodenum caeca laying hens. The PB consisted selected Mediterranean plants containing olive oil polyphenols, carvacrol thymol among its main bioactive components. A total 385, 21-week-old Hy-Line Brown layers were assigned one five dietary treatments...

10.1163/2049257x-20251009 article EN cc-by Journal of Applied Animal Nutrition 2025-02-25

The effects of inclusion levels a phytogenic feed additive (PFA), characterized by menthol anethol and eugenol, on broiler growth performance, nutrient digestibility, biochemical biomarkers total antioxidant capacity (TAC) plasma meat, as well the relative expression selected cytokines, were studied in 42-d experiment. A 225 one-day-old male Cobb chickens assigned into 3 treatments, with 5 replicates 15 each. Chickens fed maize-soybean meal basal diets following phase (i.e., starter, grower...

10.1016/j.aninu.2017.01.005 article EN cc-by-nc-nd Animal nutrition 2017-01-30

The aim of this work was to assess the effect dietary viable or heat inactivated probiotic forms (PF) combined not with avilamycin (AV) used as a growth promoter, on broiler performance, nutrient digestibility, digestive enzyme activities, and expression immune response related genes.Depending type PF (i.e., no addition, viable, inactivated) AV addition (no/yes), 450 one-day-old Cobb male broilers were allocated in following 6 treatments according 3 × 2 factorial arrangement 5 replicates 15...

10.3382/ps/pew052 article EN cc-by-nc-nd Poultry Science 2016-03-05
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