Zoekresultaten - 263 results

Fifteen years of Belgian experience with external quality assessment of semen analysis.

ASSURANCE Quality Control result results semen survey Technique time treatment Universities university university hospital VARIABILITY variation WHO Abstract: Semen analysis is difficult to standardize, ...

Cryptococcus neoformans population diversity and clinical outcomes of HIV-associated cryptococcal meningitis patients in Zimbabwe.

Adult Cryptococcus neoformans Female Genetic Variation Genotype HIV Infections Humans Male Meningitis, Cryptococcal middle aged Prospective Studies Young adult Zimbabwe Abstract: HIV and cryptococcal ...

Evaluation of three competitive ELISAs and a fluorescence polarisation assay for the diagnosis of bovine brucellosis.

(FPA) have been developed. However, C- ELISA may correspond to different protocols and a wide variation may exist in their diagnostic performance. The aim of this study was to evaluate three commercially ...

Inter-laboratory study of human in vitro toxicogenomics-based tests as alternative methods for evaluating chemical carcinogenicity: a bioinformatics perspective.

Humans Kidney Tubules, Proximal Laboratory Proficiency Testing Liver Observer Variation Oligonucleotide Array Sequence Analysis Reproducibility of Results Risk Assessment Time Factors Toxicogenetics ...

Chromatographic impurity fingerprinting of genuine and counterfeit Cialis® as a means to compare the discriminating ability of PDA and MS detection.

variation, is analysed more sophisticated techniques such as MS might be necessary. Health Topics:  Effectiveness and safety of vaccines, medicines and health products- Quality of medical laboratories ...

Prevalence and Diversity of Salmonella Serotypes in Ecuadorian Broilers at Slaughter Age.

batches were collected in 6 slaughterhouses during 1 year and analyzed by the ISO 6579/Amd1 protocol for the isolation for Salmonella. Isolates were serotyped and genotypic variation was acceded by pulsed ...

A Versatile Panel of Reference Gene Assays for the Measurement of Chicken mRNA by Quantitative PCR.

genes, selected for the lowest variation in representative samples, can be used to control random technical variation. Reference gene assays must be reliable, have high amplification specificity and ...

Genotyping and strain distribution of Mycobacterium avium subspecies hominissuis isolated from humans and pigs in Belgium, 2011-2013.

Bruffaerts; Huygen, Kris; David Fretin; Rigouts, Leen; Saegerman, Claude; Vanessa Mathys Source: Euro Surveill, Volume 21, Issue 3, p.30111 (2016) Keywords: Animals Belgium Genetic Variation Genotype Humans ...

Relationship between Fusarium spp. diversity and mycotoxin contents of mature grains in southern Belgium.

and their relations to mycotoxins in mature grains took place in southern Belgium. The most prevalent species were F. graminearum, F. avenaceum, F. poae and F. culmorum, with large variations between ...

Protocol of the Belgian food consumption survey 2014: objectives, design and methods.

was divided equally over the four seasons and days of the week in order to incorporate seasonal effects and day-to-day variation in food intake. Information on food intake was collected in adults with ...

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