Experimental necrotic dermatosis induced by group G streptococci in mice
Autor: | James C. Reitmeyer, Adam Ewert, Etta Macdonald |
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Rok vydání: | 1982 |
Předmět: | |
Zdroj: | Archives of Dermatological Research. 274:39-45 |
ISSN: | 1432-069X 0340-3696 |
DOI: | 10.1007/bf00510356 |
Popis: | Self healing necrotic lesions were produced on the backs of laboratory mice by injecting group G streptococci into the skin. The incidence and severity of necrotic dermatosis was dose related. When 1 x 10(1) colony forming units (cfu) were injected subcutaneously, lesions developed on three of 16 mice 4 days post inoculation. Injection of 1 x 10(3) cfu produced lesions on five of 16 mice and 1 x 10(5) cfu produced lesions on seven of 15 mice 3 days post inoculation. An inoculation of 1 x 10(7) cfu produced lesions on all of 16 mice 2 days post inoculation. Lesions produced by the 1 x 10(1) inoculum were smaller and had healed by the 15th day post inoculation, whereas lesions produced by the 1 x 10(7) inoculum persisted until the 24th day post inoculation. No mortality could be attributed to experimental design and all lesions healed without the use of medication or antibiotics. |
Databáze: | OpenAIRE |
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