Results 61 to 70 of about 1,080 (157)

Stress Nutrition in Aquatic Animals: From Definition to Practice

open access: yesReviews in Aquaculture, Volume 18, Issue 1, January 2026.
ABSTRACT Aquaculture faces numerous challenges, with stress being one of the major issues that lead to growth loss, metabolic disorders, weakened immunity, redox imbalance, and organ damage in aquatic animals. Nutritional intervention is one of the effective strategies to address these problems. Traditional research has primarily focused on the impacts
Jian Zhang   +8 more
wiley   +1 more source

Global Warming Affects the Pathogenesis of Important Fish Diseases in European Aquaculture

open access: yesReviews in Aquaculture, Volume 18, Issue 1, January 2026.
The effect of global warming on pathogens and their fish hosts that could exacerbate the negative outcomes for aquaculture. Changes in farming practices and the development of innovative mitigation tools may prove essential to cope with the effects and impacts of rising water temperatures on fish diseases in Europe.
George Rigos   +7 more
wiley   +1 more source

Molecular diversity and growth features of Flavobacterium columnare strains isolated in Finland [PDF]

open access: yesDiseases of Aquatic Organisms, 2006
Columnaris disease caused by Flavobacterium columnare is a problem in fish farming worldwide. During the last 15 yr, outbreaks have started to emerge in Finland. Flavobacterium columnare Type Strain NCIMB 2248T and 30 Finnish F. columnare isolates were studied using analysis of 16S rDNA by restriction-fragment length polymorphism (16S RFLP), length ...
L R, Suomalainen   +4 more
openaire   +2 more sources

Phage‐Host Interactions in Flavobacterium Pathogens and the Potential of Phage‐Based Disease Control in Salmonid Aquaculture

open access: yesReviews in Aquaculture, Volume 18, Issue 1, January 2026.
ABSTRACT A major bottleneck to the projected expansion of the aquaculture industry is disease outbreaks caused by bacterial pathogens. Fish diseases caused by Flavobacterium pathogens are persistent in salmonid aquaculture, and treatment is limited to antimicrobials, which contaminate the aquatic environment and promote antimicrobial resistance ...
Lotta A. I. Landor   +4 more
wiley   +1 more source

El extracto de Caesalpinia spinosa inhibe la infección in vivo de Flavobacterium columnare en tilapia

open access: yesScientia Agropecuaria, 2018
En la presente investigación se realizó el ensayo in vivo del extracto de C. spinosa como un controlador de F. columnare en individuos de tilapia. Para lo cual, se obtuvo el extracto de frutos secos de C.
Zulita Prieto   +3 more
doaj   +1 more source

Strain‐Specific Yeast Polysaccharides Enhance Growth, Antioxidant Capacity, Immune Response and Gut Microbiota Homeostasis in Red Tilapia Cultured Under Seawater Conditions

open access: yesAquaculture Nutrition, Volume 2026, Issue 1, 2026.
This study evaluated the antibacterial activity and functional effects of yeast polysaccharides derived from three Saccharomyces cerevisiae strains (L6, L9, and L10) on growth, immunity, and gut health of red tilapia cultured under seawater conditions. An in vitro antibacterial assay against V. parahaemolyticus and V. vulnificus was conducted, followed
Ruimin Yuan   +4 more
wiley   +1 more source

Freezing Induces Biased Results in the Molecular Detection of Flavobacterium columnare [PDF]

open access: yesApplied and Environmental Microbiology, 2006
ABSTRACT Specific PCR detection and electron microscopy of Flavobacterium columnare revealed the risk of false-negative results in molecular detection of this fish pathogen. Freezing and thawing destroyed the cells so that DNA was for the most part undetectable by PCR.
Lotta-Riina, Suomalainen   +4 more
openaire   +2 more sources

Caracterização molecular de isolados de Flavobacterium columnare de tilapia do nilo e piracanjuba por meio de RAPD-PCR

open access: yesBoletim do Instituto de Pesca, 2018
Flavobacterium columnare é uma bactéria cosmopolita, agente etiológico da columnariose, considerada um dos maiores problemas na aquicultura brasileira, provocando elevadas taxas de mortalidade e grande prejuí­­zo econômico. Qualidade de água inadequada,
Fernanda de Alexandre SEBASTIÃO   +2 more
doaj  

Species‐ and Level‐Dependent Modulation of Growth and Skin and Intestinal Mucosal Microbiota in Rainbow Trout Fed Mushroom Stem Meals

open access: yesAquaculture Nutrition, Volume 2026, Issue 1, 2026.
Mucosal microbiomes play key roles in fish physiology by supporting digestion, nutrient absorption, metabolism, immune modulation, and pathogen defense. This study evaluated the effects of mushroom stem meals from Agaricus bisporus (AB) and Pleurotus ostreatus (PO) as nutritional alternatives to soybean meal (SBM) on growth performance and mucosa ...
Samira Reinoso   +6 more
wiley   +1 more source

Characterization of IL-22 Bioactivity and IL-22-Positive Cells in Grass Carp Ctenopharyngodon idella

open access: yesFrontiers in Immunology, 2020
Interleukin (IL)-22 plays an important role in regulating inflammation and clearance of infectious pathogens. IL-22 homologs have been discovered in fish, but the functions and sources of IL-22 have not been fully characterized.
Yibin Yang   +27 more
doaj   +1 more source

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