TABLE 1.
Strains of Enterobacteriaceae in which IVSs were detected by PCR and in which rRNA fragmentation was observed
| Species | Strain | No. of genes with IVSs ina
|
|
|---|---|---|---|
| Helix 25 | Helix 45 | ||
| S. enterica serovar Typhimurium LT2 | SGSC1412b | 2 | 6 |
| E. coli K-12 | SAB1332c | 0 | 0 |
| C. amalonaticus | SA5617d | 1 | 0 |
| SA5664d | 0 | 3 | |
| SA5689d | 0 | 1 | |
| SA5690d | 0 | 4 | |
| K. oxytoca | SA5362e | 4 | 0 |
| SA5363e | 1 | 0 | |
| SA5364e | 2 | 0 | |
| SA5365e | 1 | 0 | |
| ATCC 13182fg | 2 | 0 | |
| P. stuartii | ATCC 33672fh | 5 | 0 |
| SA5625d | 4 | 0 | |
| SA5626d | 2 | 0 | |
| SA5627d | 3 | 0 | |
| SA5628d | 4 | 0 | |
| SA5639d | 2 | 0 | |
| P. rettgeri | SA5573d | 7 | 0 |
| SA5574d | 7 | 1 | |
The number of rrn genes (out of the total of seven) evaluated to contain IVSs (according to PCR data) and to contain sites leading to rRNA fragmentation (see the text for details).
From L. Lilleengen via J. Lederberg, stored in the Salmonella Genetic Stock Centre as strain SGSC1412.
From the Salmonella Genetic Stock Centre.
From P. Gibb, Calgary Laboratory Services, Calgary, Alberta, Canada.
From F. Liang, Calgary Regional Health Authority, Calgary, Alberta, Canada.
From the American Type Culture Collection.
K. oxytoca ATCC 13182 can be found in the Salmonella Genetic Stock Centre as SA5925.
P. stuartii ATCC 33672 can be found in the Salmonella Genetic Stock Centre as SA5582.