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. 1967 Jul;15(4):736–737. doi: 10.1128/am.15.4.736-737.1967

Use of Membrane Filter Technique in the Microbiological Control for the Brewing Industry

John Nobile 1
PMCID: PMC547049  PMID: 4860526

Abstract

A physical method was developed involving serial filtration with membrane filters for separating yeast cells from bacteria. Such a method eliminates the need for antibiotics previously required to permit differential counting of such populations. All yeast cells filtered were successfully retained and cultivated on a 1.2-μ membrane filter by use of a synthetic medium. All bacteria filtered avoided entrapment on a 1.2-μ membrane filter and were successfully retained and cultivated on a 0.22-μ membrane filter with the same synthetic medium. Final filtrates from these serial filtrations were free from all yeast cells and bacteria when tested with Fluid Thioglycollate Medium.

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Selected References

These references are in PubMed. This may not be the complete list of references from this article.

  1. GREEN S. R., GRAY P. P. A differential procedure for bacteriological studies useful in the fermentation industry. Arch Biochem Biophys. 1951 Jun;32(1):59–69. doi: 10.1016/0003-9861(51)90237-8. [DOI] [PubMed] [Google Scholar]

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