Résultats de la recherche - 27 results

Pesticides, trace elements and pharmaceuticals in tea samples available in Belgian retail shops and the risk associated upon acute and chronic exposure

residue level (MRL) set by the EU. However, further risk assessment, based on the values of pesticide residues and the toxic trace elements encountered in the brew, demonstrate that the consumption of these ...

Evaluation of the risks for animal health related to the presence of hydroxymethylfurfural (HMF) in feed for honey bees

hydroxymethylfurfural (HMF) in honey bee feed. HMF is a degradation product of particular sugars and can be present in bee feed. HMF is of low acute toxicity in bees but causes increased mortality upon chronic exposure. ...

Does arsenic pose a health concern after consumption of clay products?

arsenic (As) toxicity, because — certainly in case of pure clay- all arsenic in these supplements is expected to be present in the most toxic inorganic form (As). In terms of risk, the most important ...

Update of the risk assessment of nickel in food and drinking water

exposure (MOE) Nickel sensitisation tolerable daily intake (TDI) toxicity Abstract: The European Commission asked EFSA to update its previous Opinion on nickel in food and drinking water, taking into account ...

Ecotoxicity profile of heavily contaminated surface water of two rivers in Tunisia

disperse yellow 3 were detected in the Hamdoun river with concentrations of 3.873 μg/L and 1895 μg/L, respectively. Textile activities were the major sources of disperse dyes. For both samples, acute and ...

Risk assessment of glycoalkaloids in feed and food, in particular in potatoes and potato‐derived products

tomato and aubergine. In humans, acute toxic effects of potato GA s (α‐solanine and α‐chaconine) include gastrointestinal symptoms such as nausea, vomiting and diarrhoea. For these effects, the CONTAM ...

In Vitro and In Vivo Toxicity Studies on Cymbopogon giganteus Chiov. Leaves Essential Oil from Benin

Mutagenic potential was assessed by the Ames test using Salmonella typhimurium strains TA98 and TA100. Oral acute toxicity was carried out by administration of a single dose of 2000 mg/kg b.w. to Wistar rats ...

Increased surface area of halloysite nanotubes due to surface modification predicts lung inflammation and acute phase response after pulmonary exposure in mice

Jan Mast; Andreas Holländer; Jensen, Keld Alstrup; Hougaard, Karin S; Vogel, Ulla Source: Environmental Toxicology and Pharmacology, Volume 73 (2020) Keywords: Acute phase response Airway exposure Comet ...

Scientific opinion on the risks for animal and human health related to the presence of quinolizidine alkaloids in feed and food, in particular in lupins and lupin‐derived products

mutabilis Sweet). Information on the toxicity of QA s in animals and humans is limited. Following acute exposure to sparteine (reference compound), anticholinergic effects and changes in cardiac electric conductivity ...

Risk to human and animal health related to the presence of 4,15-diacetoxyscirpenol in food and feed

was available on toxicity and on toxicokinetics in experimental and farm animals. Due to the limitations in the available data set, human acute and chronic health-based guidance values (HBGV) were ...

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