Volume 11, Number 2—February 2005
Dispatch
In Vitro Host-Cell Susceptibility to Usutu Virus
Tamás Bakonyi*†, Helga Lussy*, Herbert Weissenböck*, Ákos Hornyák†‡, and Norbert Nowotny*§
Table
Semiquantitative evaluation of the number of Usutu virus antigen–positive cells*
| Cell line/culture | IHC result |
|---|---|
| HeLa (human) | ++ |
| Vero (simian) | ++ |
| ED (equine) | ++ |
| MDBK (bovine) | + |
| PK-15 (porcine) | ++ |
| RK-13 (lapin) | ++ |
| MDCK (canine) | ++ |
| DK (canine) | (+) |
| CR (feline) | + |
| BHK-21 (hamster) | + |
| BF (hamster) | + |
| C6 (rat) | + |
| TH1 (turtle) | ++ |
| EqK (equine) | ++ |
| CEF (chicken) | – |
| GEF (goose) | ++ |
*IHC, immunohistochemical; scoring criteria: (+), 1%–5% positive cells; +, 6%–25% positive cells; ++, 26%–50% positive cells. Primary cell cultures are indicated in italics.
