[Investigation on distribution and changes of Shigella group in Fengtai district, Beijing from 1979 to 1991].
A total of 386 strains of Shigella were collected and identified by biochemistry and serotyping from 1978 to 1991. Results showed that the strains were distributed in 4 groups which included 20 serotypes.S.flexner was predominant, mainly 2a and 3a serotypes, and S.sonnei the next. The ratio of B group to D group was 4.3.
Fengtai District Hygiene and Epidemic Prevention Station, Beijing.
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Zhang
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Li
D004405:Dysentery, Bacillary / Q000382:microbiology; D006801:Humans; D012703:Serotyping; D012760:Shigella / Q000145:classification* / Q000302:isolation & purification; D012763:Shigella flexneri / Q000302:isolation & purification; D012764:Shigella sonnei / Q000302:isolation & purification