TABLE 1.
Supplementation of CAMHB and determination of visible growth of 15 H. parasuis isolates
| CAMHB supplementa |
Visible growth in microtiter platesb | |||
|---|---|---|---|---|
| NADH (0.0025%) | Heat-inactivated chicken serum (1%) | Thiamine (0.0005%) | O-A complex (5%) | |
| + | + | + | + | +++ |
| + | + | + | − | +++ |
| + | + | − | + | +++ |
| + | − | + | + | +++ |
| − | + | + | + | − |
| + | + | − | − | +++ |
| + | − | − | + | +++ |
| + | − | + | − | − |
| − | + | + | − | − |
| − | + | − | + | − |
| − | − | + | + | − |
| + | − | − | − | − |
| − | − | − | − | − |
a
+, supplement was added to CAMHB; −, supplement was not added to CAMHB.
b
The following scheme was used to grade the visible growth of H. parasuis: +++, excellent growth (size of buttons is comparable to the size of buttons with TMB); ++, fair growth; +, poor growth; −, no growth.