Volume 23, Number 8—August 2017
Research
Molecular Characterization of Corynebacterium diphtheriae Outbreak Isolates, South Africa, March–June 2015
Table 1
Corynebacterium controls and nonoutbreak–associated C. diphtheriae isolates from South Africa*
Isolate no. | Organism (biotype) | Toxin-producing | ST |
---|---|---|---|
ATCC 13812 (PW8) | C. diphtheriae (gravis) | Yes | 44 |
NCTC 10648 | C. diphtheriae (gravis) | Yes | 25 |
NCTC 10356 | C. diphtheriae (belfanti) | No | 106 |
NCTC 3984 | C. diphtheriae (gravis) | Yes | 10 |
NCTC 5011 | C. diphtheriae (intermedius) | Yes | 143 |
NCTC 13129† | C. diphtheriae (gravis) | Yes | 8 |
NCTC 12077 | C. ulcerans | No | NA |
ATCC 7715 | C. bovis | No | NA |
ATCC BAA-1293 | C. striatum | No | NA |
6853‡ | C. diphtheriae | No | 395 |
2337‡ | C. diphtheriae | No | 402 |
46403§ | C. diphtheriae | No | 391 |
46337§ | C. diphtheriae | No | 390 |
*ATCC, American Type Culture Collection; NA, not applicable; NCTC, National Collection of Type Cultures; ST, sequence type.
†Clinical isolate from a 72-year-old woman in the United Kingdom isolated following her return from a Baltic cruise in 1997. This isolate is representative of the Russia outbreak clone (17).
‡Historical clinical isolates from South Africa ca. 1980s. No clinical information is available for these isolates.
§Clinical isolates from 8-year-old (46403) and 9-year-old (46337) endocarditis patients from the Western Cape Province of South Africa, July–August 2015.