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Detection and risk evaluation of counterfeit medicines based on physico-chemical properties: the fingerprint and chemometrics approach
classify counterfeit medicines. The potential use of chromatographic fingerprinting is investigated in Chapter VII. In this chapter a HPLC- PDA and HPLC- MS method were developed to acquire impurity ...
INTERPRETATION OF SCREENING RESULTS FOR UNKNOWN PEPTIDES AND PROTEINS BY MASS SPECTROMETRY BASED METHODS
Publication Type: Sci. report, recommendat°, guidance doc., directive, monograph Authors: Celine Vanhee Source: councel of Europe, Council Directive 2001/83/EC and 2001/82/EC, as amended, p.6 (2016) Accession Number: Council Directive 2001/83/EC and 2001/ ...
Discriminating nicotine and non-nicotine containing e-liquids using infrared spectroscopy.
the products is not always labelled, especially when they are bought through internet. Therefore there is a need for easy-to-use equipment and methods to perform a first on site screening of intercepted ...
The Monte Carlo validation framework for the discriminant partial least squares model extended with variable selection methods applied to authenticity studies of Viagra® based on chromatographic impurity profiles.
Counterfeit Drugs Discriminant Analysis Least-Squares Analysis Monte Carlo Method Sildenafil Citrate Abstract: The aim of this work was to develop a general framework for the validation of discriminant models ...
Comparison of three development approaches for Stationary Phase Optimised Selectivity Liquid Chromatography based screening methods Part II: A group of structural analogues (PDE-5 inhibitors in food supplements).
Pharmaceutical Chromatography, Liquid Dietary Supplements Food Contamination Pesticide residues Phosphodiesterase 5 Inhibitors Abstract: Three approaches for the development of a screening method to detect ...
Comparison of three development approaches for Stationary Phase Optimised Selectivity Liquid Chromatography based screening methods Part I: A heterogeneous group of molecules (slimming agents in food supplements).
Depressants Chemistry, Pharmaceutical Chromatography, High Pressure Liquid Chromatography, Liquid Dietary Supplements Food Contamination Abstract: Three approaches for the development of a screening method to ...
Testing of complementarity of PDA and MS detectors using chromatographic fingerprinting of genuine and counterfeit samples containing sildenafil citrate.
a very important issue. In this study, a high-performance liquid chromatography-photodiode array (HPLC- PDA) and high-performance liquid chromatography-mass spectrometry (HPLC- MS) method were developed ...
Relation between Spongy Bone Density in the Maxilla and Skeletal Bone Density.
complications. This study aimed to investigate the relation between skeletal and maxillary bone density. MATERIALS AND METHODS: Seventy-three patients were recruited and divided between group A (osteoporosis), ...
The accuracy of guided surgery via mucosa-supported stereolithographic surgical templates in the hands of surgeons with little experience.
stereolithographic guides, executed by inexperienced surgeons supervised by an experienced colleague. MATERIAL AND METHODS: For the accuracy analysis, 75 OsseoSpeed implants™, placed in 17 fully edentulous jaws (16 ...
Non-surgical periodontal therapy with systemic antibiotics in patients with untreated aggressive periodontitis: a systematic review and meta-analysis.
are hardly known. MATERIAL AND METHODS: The MEDLINE-PubMed database was searched from their earliest records until January 20, 2014. Several journals were hand searched and some authors were contacted ...