Résultats de la recherche - 51 results

Genetic relatedness of Staphylococcus aureus isolates within food outbreaks by single nucleotide polymorphisms.

this study, we propose a SNP cut-off by taking into account the mutation rate and the evolution time of this pathogen in food. Through in vitro microevolution, we determined the mutation rate of three S. ...

European multi-centre study to establish MIC and zone diameter epidemiological cut-off values for Bacillus anthracis

Publication Type: Peer reviewed scientific article Authors: Dematheis, Flavia; Manzulli, Viviana; Grass, Gregor; Matuschek, Erika; Jacob, Daniela; Melzer, Falk; Elschner, Mandy; Kedrak-Jablonska, Agnieszka; Budniak, Sylwia; Marcella Mori; Fancello, Tizian ...

The overweight epidemic increasingly hits children of lower educated parents in Belgium

Since the BMI (kg/m²) in children is instable, age/sex-specific cutoff points are used to estimate the weighted prevalence (95% confidence interval) of self-reported overweight (including obesity), by SES ...

Protocol for a systematic review and meta-analysis of the diagnostic test accuracy of host and HPV DNA methylation in cervical cancer screening and management.

methylation cut-off thresholds, and accuracy in high-risk HPV positive women. Our reference standard will be histology. We will perform meta-analyses using Cochrane guidelines for diagnostic test accuracy. We ...

Epidemiological cut-off value and antibiotic susceptibility test methods for azithromycin in a collection of multi-country invasive non-typhoidal Salmonella.

Infect (2022) Abstract: OBJECTIVE: Azithromycin is an alternative to treat invasive non-typhoidal Salmonella (iNTS) infections. We determined its epidemiological cut-off (ECOFF) and compared azithromycin ...

Importance of anti-SARS-CoV-2 assay antigenic composition as revealed by the results of the Belgian external quality assessment (EQA) scheme.

CLIA. All tests against S1 / S2 (Liaison, Diasorin) resulted in a signal above cutoff. Assays against RBD, mostly generate a negative result. An exception are the Wantai SARS-CoV-2 ELISA ’s. All tests ...

Safety assessment of titanium dioxide (E171) as a food additive.

uncertainty as to whether a threshold mode of action could be assumed. In addition, a cut-off value for TiO particle size with respect to genotoxicity could not be identified. No appropriately designed study ...

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