TABLE 2.
Reactivities of antibodies in the sera of animals infected with T. pallidum isolates
| Isolate | Tpr proteina
|
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Subfamily I
|
Subfamily II
|
Subfamily III
|
||||||||
| C/D | F | I | E | G | J | A | B | H | K | |
| Nichols | +/− | +/− | +/− | − | − | +/− | − | − | − | + |
| Chicago | +/− | ++ | ++ | ++ | +/− | ++ | − | +/− | ++ | ++ |
| Baltimore 73-1 | +/− | − | +/− | +/− | + | +/− | − | − | +/− | ++ |
Results are peak OD405 readings, as follows: − = <0.20; +/− = 0.20 to 0.59; + = 0.60 to 0.99; ++ = ≥1.00.