HEMOLYTIC STREPTOCOCCUS CARRIERS

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Abstract
Recent studies on the etiology of scarlet fever have directed attention to the question of convalescent and normal carriers of hemolytic streptococci as a possible source of infection. Although no special work along these lines has been undertaken in this laboratory, the toxin production of a number of strains of hemolytic streptococci, isolated from carriers, has been studied, and the results obtained during the past two years have seemed of sufficient interest to report. Strains of hemolytic streptococci from eight persons who had recovered from or were convalescing from typical scarlet fever have been studied. These strains were isolated from throat cultures taken from thirty days to six months after the onset of the disease. Six of the persons were apparently healthy. One was still convalescent after forty days, while the eighth had recovered from scarlet fever but was ill with influenza at the time the culture was taken. According

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