Search results - 175 results
Introduction of WGS in food microbiology: advantages and challenges
for the Safety of the Food Chain (FASFC) published the opinion 18-2021 regarding whole genome sequencing (WGS) for the detection of foodborne outbreaks and bacterial risk assessment. This opinion was ...
Chemical and toxciological characterization of e-liquid cigarettes
e-liquid refills. First, a comprehensive literature search was performed to obtain an overview about the chemical composition of the e-liquids and the analytical methods used for their detection. Although the ...
Characterization and hazard identification of substandard and falsified antimicrobials encountered in Belgium
a subsequent quantification method using ultra-high performance liquid chromatography with diode array detection (UHPLC- DAD) was also successfully validated. Next, real-life illegal antimicrobial samples, ...
Evaluation of a TEM based Approach for Size Measurement of Particulate (Nano)materials
Source: Materials, Volume 12, Issue 14 (2019) Keywords: electron microscopy European Commission’s Recommendation for a definition of a nanomaterial image analysis Method validation nanomaterial particulate ...
Development of a dot-blot assay for the detection of mould-specific IgE in the Belgian population
Alternaria alternata and Cladosporium herbarum. Objectives To validate a dot-blot assay for the detection of specific IgE and evaluate the prevalence of mould sensitization in a healthy population. Methods The ...
Multi-dye residue analysis of triarylmethane, xanthene, phenothiazine and phenoxazine dyes in fish tissues by ultra-performance liquid chromatography-tandem mass spectrometry.
0.25ngg(-1) for all dyes, with a signal-to-noise ratio of at least 10/1. This is at least 5 to 10 times lower than previous published methods. Limits of detection were all <0.1ngg(-1). Precision and trueness ...
Efficacy of HPV-based screening for prevention of invasive cervical cancer: follow-up of four European randomised controlled trials.
0·40-0·89), with no heterogeneity between studies (p=0·52). Detection of invasive cervical carcinoma was similar between screening methods during the first 2·5 years of follow-up (0·79, 0·46-1·36) but was ...
HPV DNA, E6/E7 mRNA, and p16INK4a detection in head and neck cancers: a systematic review and meta-analysis
cancer site and were published between July 15, 1990, and Feb 29, 2012. We collected information about sex, risk factors, HPV detection methods, and biomarkers of potentially HPV-induced carcinogenesis (E6 ...
Validation of a new ELISA method for in vitro potency testing of hepatitis A vaccines
HealthCare (EDQM) Council of Europe, Volume December 2013, Number 92, Strasbourg, France, p.29 (2013) Keywords: 2012 a an antibodies Antibody AS batch release Comparison Control Correlation detection Europe ...
Triage of women with minor abnormal cervical cytology: meta-analysis of the accuracy of an assay targeting messenger ribonucleic acid of 5 high-risk human papillomavirus types.
METHODS: In this meta-analysis, the diagnostic accuracy of nucleic acid sequence-based amplification (NASBA) detection of messenger ribonucleic acid (mRNA) of 5 hrHPV types (the PreTect HPV-Proofer and ...