Volume 7, Number 1—February 2001
Research
A Flea-Associated Rickettsia Pathogenic for Humans
Didier Raoult*
, Bernard La Scola*, Maryse Enea*, Pierre-Edouard Fournier*, Véronique Roux*, Florence Fenollar*, Marcio A.M. Galvao†, and Xavier de Lamballerie*
, Bernard La Scola*, Maryse Enea*, Pierre-Edouard Fournier*, Véronique Roux*, Florence Fenollar*, Marcio A.M. Galvao†, and Xavier de Lamballerie*
Table 2
Time required to infect 90% of cells in a 174-cm2 cell culture flask after inoculation with 5 x105 ELB agent strain Marseille-URRWFXCal2
| Incubation temperatures | |||
|---|---|---|---|
| Cell type | 28°C | 32°C | 37°C |
| XTC-2 cells | 6 days | NDa | NDa |
| Vero cells | 14 days | 14 days | No |
| MRC-5 cells | NGb | NGb | NGb |
| L-929 cells | NGb | NGb | NGb |
aND = not done. XTC-2 cells died at temperatures 32°C.
bNG = no growth was obtained.
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