Zoekresultaten - 1135 results

Physico-chemical characterisation of the fraction of silver (nano)particles in pristine food additive E174 and in E174-containing confectionery.

Assess (2020) Keywords: E174 particle size distribution Silver Single particle ICP-MS TEM Abstract: Silver (E174) is authorised as a food additive in the EU. The unknown particle size distribution of E174 ...

Chemical and toxciological characterization of e-liquid cigarettes

investigated. An adapted risk assessment methodology for intentional inhalation of substances through the e-cigarette was applied. This exercise showed that there is no risk for systemic toxicity related to ...

Use of Whole Genome Sequencing Data for a First in Silico Specificity Evaluation of the RT-qPCR Assays Used for SARS-CoV-2 Detection.

a total of 30 primers and probe sets) used for SARS-CoV-2 detection and the impact of the virus’ genetic evolution on four of them. The exclusivity of these methods was also assessed using the human ...

PT-2020-NRL-TE-FASFC “Determination of As, Cd, Pb and Hg in food supplements"

assigned values (xa) and their uncertainty (u(xa)) were determined as the consensus of participant’s results. Standard deviations for proficiency assessment were calculated using the modified ...

Gender‐dependent association between exhaled nitric oxide and the CC16 38AA genotype in young school children

Abstract: Background Studies that investigated the association between the CC16 A38G polymorphism and the risk of asthma yielded conflicting results. The aim of this study among schoolchildren was to assess ...

Physicochemical Characterization of the Pristine E171 Food Additive by Standardized and Validated Methods.

physicochemical form (pearlescent pigments versus anatase and rutile E171) was demonstrated among the representative samples. These results are important for risk assessment of the E171 food additive and can ...

ADVANCE database characterisation and fit for purpose assessment for multi-country studies on the coverage, benefits and risks of pertussis vaccinations.

benefit-risk collaboration in Europe) aimed to assess if electronic healthcare databases can provide fit-for purpose data for collaborative, distributed studies and monitoring of vaccine coverage, benefits and ...

DETERMINATION OF SENSITIZING AND IRRITATING LEACHABLES IN MENSTRUAL HYGIENE PRODUCTS

sensitizing and/or irritating chemicals were found to be present in MHP s. This dissertation aims to assess the actual leaching of these compounds out of MHP s into the vulvovaginal environment, hereby possibly ...

Impact of the revised European Tobacco Product Directive on the quality of e-cigarette refill liquids in Belgium

is, however, not enough to assure the quality. Therefore, extra criteria were also assessed based on TPD  requirements. Methods By using in-house validated methods, a total of 246 e-liquids purchased ...

Variability of iodine concentrations in the human placenta.

test, the differences between placental biopsies were assessed. The ICC showed a higher between-placenta (68.6%) than within-placenta (31.4%) variability. Subsequently, we used our optimized method to ...

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