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DIFFERENTIATION OF HEMOLYTIC STREPTOCOCCI OF HUMAN AND OF DAIRY ORIGIN BY METHYLENE BLUE TOLERANCE AND FINAL ACIDITY
A grouping of 138 strains of hemolytic streptococci based on differences in dye-sensitiveness and in final hydrogen-ion concentration of cultures is presented. Three groups are distinguished; (1) human parasitic strains, defined by a final pH range of 5.2 to 5.0 and by failure to reduce methylene bl...
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| Formato: | Texto |
| Lenguaje: | English |
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The Rockefeller University Press
1929
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2131642/ https://www.ncbi.nlm.nih.gov/pubmed/19869640 |