Thermo Scientific™ Oxytetracycline Glucose Yeast Extract Agar Base (Dehydrated)

Description

• Selectively enumerate yeasts and molds from foodstuffs with Thermo Scientific™ Oxoid™ Oxytetracycline Glucose Yeast Extract Agar Base (Dehydrated)
• 1,2
• The medium is based upon the formulation described by Mossel et al
• 3 which utilizes oxytetracycline selectivity to provide increased counts of yeasts and molds compared to other media that utilize a low pH as a selective agent
• Improve the recovery of physically stressed yeast cells on this neutral pH medium 4
• Use Oxytetracycline Glucose Yeast Extract Agar for selection and enumeration of yeasts and molds from foodstuffs
• Increased colony count of yeasts and molds compared to that of low pH media
• Improved recovery of physically stressed yeast cells
• The choice of suitable medium for enumeration of yeast and moulds is greatly dependent on the nature of the foodstuffs under investigation and the organisms that occur on them 5
• Oxytetracycline Glucose Yeast Extract Agar Base remains bacteriostatic when inoculated with not greater than 1mL of a 10 -1 dilution of foods and subsequently incubated for not greater than 5 days at 25°C as is the customary practice in food mycology 2
• For isolation of psychrotrophic yeasts from chilled proteinaceous foods a combination of oxytetracycline and gentamicin is effective 6
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• Remel™ and Oxoid™ products are now part of the Thermo Scientific brand