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Evaluation of new colorimetric vitek 2 yeast identification card by use of different source media
Giuseppe Valenza1, Jörn Strasen, Frauke Schäfer
1Institute of Hygiene and Microbiology, University of Würzburg, Josef-Schneider-Str. 2/E1, 97080 Würzburg, Germany. gvalenza@hygiene.uni-wuerzburg.de
Abstract:
The new colorimetric Vitek 2 YST card was evaluated for identification of yeasts (136 strains) with respect to the influence of different source media. The Vitek 2 YST card achieved satisfactory results for all yeast species tested, with the exception of Candida guilliermondii, Candida norvegensis, Candida parapsilosis, Candida rugosa, and Candida tropicalis. After simple additional tests, 93.7% of all the strains tested were correctly identified. A significant influence of the isolation medium on the identification rate could not be observed.
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