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A convenient microtitre tray procedure for yeast identification.

G M Heard1, G H Fleet

  • 1Department of Food Science and Technology, University of New South Wales, Kensington, Australia.

The Journal of Applied Bacteriology
|May 1, 1990
PubMed
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This study introduces a convenient microtitre tray system for yeast identification. The system accurately identifies yeasts using various metabolic and morphological tests, showing high agreement with traditional methods.

Area of Science:

  • Microbiology
  • Mycology
  • Biotechnology

Background:

  • Accurate yeast identification is crucial in various fields, including food science, medicine, and industrial biotechnology.
  • Conventional yeast identification methods can be time-consuming and require specialized equipment.

Purpose of the Study:

  • To develop and evaluate a convenient microtitre tray system for comprehensive yeast identification.
  • To assess the accuracy and efficiency of the microtitre tray system compared to conventional methods.

Main Methods:

  • Incorporation of various yeast identification media into microtitre tray wells.
  • Inclusion of tests for carbohydrate fermentation and assimilation, nitrogen compound assimilation, vitamin-free growth, and cycloheximide resistance.
  • Observation of cell morphology and sporulation characteristics.

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  • Comparison of results with conventional yeast identification techniques.

    • Main Results:

    • The microtitre tray system demonstrated very good agreement with conventional identification methods.
    • Eighteen reference yeast strains were correctly identified using the tray system.
    • The system proved convenient and allowed for storage of prepared media.

    Conclusions:

    • The microtitre tray system offers a practical and reliable approach for yeast identification.
    • This method simplifies the identification process, potentially reducing time and resource requirements.
    • The stored trays provide a ready-to-use system for routine yeast identification in laboratory settings.