Zoekresultaten - 504 results

Determination of 16 Hydroxyanthracene Derivatives in Food Supplements Using LC-MS/MS: Method Development and Application.

range from 0.025 mg kg to 1 mg kg. The recovery of the method was within the acceptable range of 80% to 120%, with the exception of physcion. Repeatability varied from 0.5% to 11.6%, and the range for ...

Per- and polyfluoroalkyl substances in food and beverages: determination by LC-HRMS and occurrence in products from the Belgian market.

high-resolution mass spectrometry (LC- HRMS). The method was validated, and the achieved limits of quantification (LOQ s) ranged from 0.002 to 0.3 μg/kg, with the exception of HFPO- DA (1 μg/kg). The LC- HRMS ...

The prevalence of pathogens in ticks collected from humans in Belgium, 2021, versus 2017.

1.3-2.7% and 6.8%; 95% CI 5.6-8.2% respectively) (P < 0.001 for both). For the other pathogens tested, no statistical differences compared to 2017 were found, with prevalences ranging between 1.5 and 2.9% ...

Estimated number of lives directly saved by COVID-19 vaccination programmes in the WHO European Region from December, 2020, to March, 2023: a retrospective surveillance study.

FINDINGS: Between December, 2020, and March, 2023, in 34 of 54 CAT included in the analysis, COVID-19 vaccines reduced deaths by 59% overall (CAT range 17-82%), representing approximately 1·6 million lives ...

Estimated number of lives directly saved by COVID-19 vaccination programmes in the WHO European Region from December, 2020, to March, 2023: a retrospective surveillance study.

2023, in 34 of 54 CAT included in the analysis, COVID-19 vaccines reduced deaths by 59% overall (CAT range 17-82%), representing approximately 1·6 million lives saved (range 1·5-1·7 million) in those aged ...

Detection and Serological Evidence of European Bat Lyssavirus 1 in Belgian Bats between 2016 and 2018.

samples tested negative for lyssaviruses. Analysis of the blood samples uncovered the presence of lyssavirus-neutralising antibodies in five bat species and 32% of samples with a wide range depending on bat ...

Detection and Serological Evidence of European Bat Lyssavirus 1 in Belgian Bats between 2016 and 2018

antibodies in five bat species and 32% of samples with a wide range depending on bat species, suggesting past exposure to a lyssavirus. Notably, EBLV-1 was detected in brain tissue samples from two  Eptesicus ...

Assessing the Differences in Outpatient Antibiotic Consumption Between Reimbursement and Sales Data in Belgium, 2013-2022

2019 to 16.55 in 2020 (-22.3%) (Figure 2, Graph B). •Reimbursement data slightly underestimated retail data with RD s ranging from 2% (2013) to 9% (2022) when including fluoroquinolones (Graph C) and ...

Outpatient Antibiotic Consumption Trends in Belgium: A Comparative Analysis of Reimbursement and Sales Data, 2013-2022

Graph B). •Reimbursement data slightly underestimated retail data with RD s ranging from 2% (2013) to 9% (2022) when including fluoroquinolones (Graph C) and 2 to 4% when excluding them (Graph D). 3. ...

A validation methodology for size and shape measurement of nanoplastics by transmission electron microscopy

distribution of particles on the grid was achieved for all materials. Material 3060A is polydisperse with particle sizes ranging from 10 nm to 70 nm. Materials 3200A and 3500A are more uniform in size, however, ...

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