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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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Detalles Bibliográficos
Autor principal: Avery, Roy C.
Formato: Texto
Lenguaje:English
Publicado: The Rockefeller University Press 1929
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2131642/
https://www.ncbi.nlm.nih.gov/pubmed/19869640