نتایج جستجو برای: 2 positive control 25 mg aflatoxin b1kg
تعداد نتایج: 4326636 فیلتر نتایج به سال:
This study was carried out to determine the influence of vit. E with selenium, poultry star, levamezol and acetic acid on immune response to infections bursal disease in broiler fed diet with aflatoxin-contaminated aflatoxin poisons. 200 one-day old chicks were divided randomly into six equal groups, All groups (except 6 group) were fed diet with aflatoxincontaminated feed (from 1 to 40 days ol...
Insect pests in stored wheat cause significant losses and play an important role in the dispersal of viable fungal spores of various species including aflatoxin producing Aspergillus parasiticus. The problem of insecticide resistance in stored insects and environmental hazards associated with fumigants and conventional grain protectants underscore the need to explore reduced risk insecticides t...
The current experiment was conducted to determine the effect of mycotoxin-contaminated diets with aflatoxin (AFLA) and deoxynivalenol (DON) and dietary inclusion of deactivation compound on layer hen performance during a 10-wk trial. The experimental design consisted of a 4 × 2 factorial with 4 toxin levels: control, low (0.5 mg/kg AFLA + 1.0 mg/kg DON), medium (1.5 mg/kg AFLA + 1.5 mg/kg DON),...
An experiment was conducted to determine the effect of dietary inclusion of Mycofix Select (Biomin GmbH, Herzogenburg, Austria) on discrete egg parameters and quality characteristics of hens fed mycotoxin-contaminated diets (aflatoxin; AFLA) and deoxynivalenol (DON)) during a 10-wk trial. A 4 × 2 factorial design was used with 4 contamination levels: control, low (0.5 mg/kg of AFLA + 1.0 mg/kg ...
background: the main aim of the present study was to evaluate the ameliorative effect of curcumin on aflatoxin-induced changes in caput and cauda epididymis of mice. materials and methods: aflatoxin was obtained by growing aspergillus parasiticus in sucrose - magnesium sulphate - potassium nitrate - yeast extract (smky) liquid medium. pure curcumin (97% purity) was purchased from hi-media labor...
Five monoclonal antibodies were obtained after fusion of mouse P3 x 63 myeloma cells with spleen cells isolated from BALB/c mice that had been immunized with aflatoxin B1-adducted DNA complexes with methylated bovine serum albumin. Selected hybridomas were found to produce monoclonal antibodies specific for modified DNA containing both the 2,3-dihydro-2-(N7-guanyl)-3-hydroxyaflatoxin B1 and the...
A technique for biological verification of aflatoxin B(1) was developed based on toxin-mediated induction of lysis in a lysogenic strain of Bacillus megaterium NNRL B-3695. Reduction of culture turbidity was determined at various concentrations of toxin. Incubation of 1.1 x 10(-4) g (dry weight) of cells/ml of growth medium containing 25 mug of B(1) per ml at 37 C reduced initial turbidity 0.20...
Aflatoxin B1 (AFB1) and its metabolite aflatoxin M1 (AFM1) are well-known carcinogens for humans and animals health. In this study, an ultra-high performance liquid chromatography linked with fluorescence detection (UPLC-FLD) method was optimized and validated. In addition, we investigated for the first time, the influence of curcumin on residue depletion of AFB1 and AFM1 in liver, kidney, and ...
A lab-scale ethanol fermentation was investigated to determine where aflatoxin concentrated during each phase of production. Four corn samples with high levels of aflatoxin (ranging from 7750 17,208 parts per billion) and their replicates were compared with a replicated negative control. Fractions were taken from the fermented mash, distilled ethanol, stillage, and dried corn solids (DCS). Thes...
This study evaluated the efficacy of aqueous extract of Thymus daenensis to ameliorate the adverse effects of aflatoxin B1 (AFB1) in Japanese quail. The experiment was conducted as a 2×2 factorial arrangement in a completely randomized design with two levels of aflatoxin (0 and 500µg/kg) and two levels of aqueous extract of T. daenensis (0 and 2000 mg/kg). Each of the 4 dietary treatments was f...
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