TABLE 2.
Reactivities of Sf9 cells expressing different recombinant proteins with antibodies by IFA technique
Protein | Strength of fluorescencea
|
||||
---|---|---|---|---|---|
Human serum
|
Guinea pig serum
|
||||
SARS CoV positive | SARS-CoV negative | Anti-N195 positive | Anti-Sc positive | SARS-CoV negative | |
N195 | ++ | − | ++++ | − | − |
Truncated N195-Sc | ++++ | − | ++++ | ++++ | − |
Plus signs, relative strength of fluorescence; minus signs, negative reading.