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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
|
pubmed:dateCreated |
1990-10-26
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pubmed:abstractText |
The influence of pH on strains of Pseudomonas spp. and Enterobacter agglomerans that cause spoilage of cottage cheese varieties during storage at 7 degrees C has been investigated. In a culture medium adjusted to the required pH with HCl, 57 of 64 strains of Pseudomonas spp. grew at pH 4.8 when incubated at 7 degrees C but a very low proportion of strains grew at pH 4.7 or pH 4.6 and none at pH 4.5. At 20 degrees C some of the pseudomonads grew at pH 4.4. Three out of nine strains of E. agglomerans grew at pH 3.8 when incubated at 7 degrees C and at pH 3.6 when incubated at 20 degrees C. In cultures of E. agglomerans at controlled pH and 20 degrees C, after a lag phase the doubling time at pH 4.1 was 2 h, and at pH 7.0 was 1.4 h.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Feb
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pubmed:issn |
0168-1605
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
6
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
43-9
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:3275293-Cheese,
pubmed-meshheading:3275293-Culture Media,
pubmed-meshheading:3275293-Enterobacter,
pubmed-meshheading:3275293-Enterobacteriaceae,
pubmed-meshheading:3275293-Food Microbiology,
pubmed-meshheading:3275293-Food Preservation,
pubmed-meshheading:3275293-Hydrogen-Ion Concentration,
pubmed-meshheading:3275293-Pseudomonas,
pubmed-meshheading:3275293-Temperature
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pubmed:year |
1988
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pubmed:articleTitle |
The effect of pH on the initiation of growth of cottage cheese spoilage bacteria.
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pubmed:affiliation |
Agricultural and Food Research Council, Institute of Food Research, Norwich, U.K.
|
pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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