Search results - 129 results

Full Characterisation of Heroin Samples Using Infrared Spectroscopy and Multivariate Calibration

screening, 10 different adulterants and impurities were encountered. Using the spectral data to model the presence of each of these resulted in performant models for seven of them. All models showed promising ...

Belgian recommendations for analytical verification and validation of immunohistochemical tests in laboratories of anatomic pathology

equipment are common practice for today’s anatomic pathology laboratories. Few references or guidelines are available on how this should be performed. The study of Sciensano (the Belgian national competent ...

Microbial quality analysis of falsified medicines seized by controling agencies

medications are mainly encountered in developing region, the criminal focus in western countries seems to center more on lifestyle medicines, including sexual performance enhancers, sport performance boosters, ...

Multidimensional chromatographic fingerprinting combined with chemometrics for the identification of regulated plants in suspicious plant food supplements

were developed using ultra-high performance liquid chromatography with diode array detection. The obtained multidimensional fingerprint data for a herbal reference standard (absorbance × wavelengths ...

Factors underlying COVID-19 booster vaccine uptake among fully vaccinated adults in Belgium

Van Loenhout Source: Scientific Seminar Infectious Diseases, Sciensano, Brussels, Belgium (2023) Keywords: Booster COVID-19 vaccination previous infection vaccine uptake Abstract: Background To tackle ...

COMBINATION OF CHEMOMETRICS AND MULTIDIMENSIONAL FINGERPRINTING FOR DETECTION OF REGULATED PLANTS IN PLANT FOOD SUPPLEMENTS

method was developed using ultra-high performance liquid chromatography with diode array detector (DAD). Furthermore, selection of orthogonal wavelengths was made to extract maximum information from the ...

Spectroscopic approaches for conformity analysis of e-liquids

Therefore, it is necessary to monitor the compositions of the products on the market and conduct surveillance studies. In Belgium this is performed under the coordination of the Federal Public Service of ...

Multidimensional Chromatographic Fingerprinting Combined with Chemometrics for the Identification of Regulated Plants in Suspicious Plant Food Supplements.

were recorded using ultra-high-performance liquid chromatography (UHPLC) coupled with diode array detection (DAD). Chemometric modelling was performed by partial least squares-discriminant analysis (PLS- ...

Factors underlying COVID-19 booster vaccine uptake among fully vaccinated adults in Belgium

individuals who received their primary course. A first COVID-19 vaccine booster campaign was performed in winter of 2021 (age ≥ 18 years) and a second campaign for (age ≥ 50 years) in autumn of 2022. During ...

The GEONs API-fingerprint program: Tackling falsifications of APIs

manufacturer and/or to data of fingerprint studies performed in the past. (Deconinck et al., 2022, Rebiere et al., 2022). The aim of the paper is to highlight the challenges and pitfalls in detecting falsified ...

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