Résultats de la recherche - 10 results

Compensatory Mutations of Rifampin Resistance Are Associated with Transmission of Multidrug-Resistant Mycobacterium tuberculosis Beijing Genotype Strains in China.

northern China in order to clarify their role in the transmission of drug-resistant tuberculosis (TB). The study collection included 332 RIF-resistant and 178 RIF-susceptible isolates. The majority of ...

Development and performance assessment of a qualitative SYBR® green real-time PCR assay for the detection of Aspergillus versicolor in indoor air.

repeatability. The limit of detection was determined to be 1 or 2 copies of genomic DNA of A. versicolor. In order to demonstrate that this SYBR ® green qPCR assay is a valuable alternative for monitoring indoor ...

Evaluation of viability-qPCR detection system on viable and dead Salmonella serovar Enteritidis.

monoazide (PMA) coupled with PCR (viability PCR) is used in foodborne pathogen detection in order to detect only viable bacteria. Originally presented to fully remove the signal of dead bacteria, the limits ...

Intake and dietary sources of haem and non-haem iron among European adolescents and their association with iron status and different lifestyle and socio-economic factors.

while the main non-haem iron source was bread and rolls. Adolescent girls may be a group at risk for iron deficiency. Consequently, special attention and strategies are needed in order to improve iron ...

Development and validation of qualitative SYBR®Green real-time PCR for detection and discrimination of Listeria spp. and Listeria monocytogenes.

of Listeria spp. The selected primers were designed to amplify short fragments (60 to 103 bp) in order to obtain optimal PCR efficiency (between 97 and 107 % efficiency). The limit of detection of the ...

A review of dietary and non-dietary exposure to bisphenol-A

daily intake data dietary Dust exposure exposure assessment food food sources general Human human exposure intake IS medical Multiple non-food sources ON Order Paper recommendation Recommendations REVIEW ...

Sodium reduction and the correction of iodine intake in Belgium: Policy options.

lowest possible thresholds in a first step. In order to achieve this goal, it will be necessary, in addition to the consensus approach, to come up with at least some legislative tools such as a salt tax or ...

Dietary intake of PCDD/Fs and dioxin-like PCBs of the Belgian population.

Polymers Risk Assessment Time Factors Abstract: The World Health Organization recommends assessing human exposure to contaminants on a regular basis. In order to assess the current dietary exposure of the ...

Functional characterization of in vivo effector CD4(+) and CD8(+) T cell responses in acute Toxoplasmosis: an interplay of IFN-gamma and cytolytic T cells.

protected against acute disease. In order to characterize the associated Th1 cellular immune responses in vivo, we used H2-K(k) bone marrow macrophage cell lines constitutively expressing T. gondii GRA1, GRA7 ...

Influence of fertilization on acrylamide formation during frying of potatoes harvested in 2003

Fertilization Frying Hand Impact Increase Increases LEVEL n observed ON Order Potato Quality reducing reducing sugar result results sugar varieties variety Abstract: The quality of the potato has been found to ...

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