Test or characteristic | E. cecorum isolates from clinical cases |
---|---|
Hemolysis | α (strong) |
Gram-staining | Gram-positive |
Cell morphology | ovoid cocci (single, double or short chains) |
Catalase-production | negative |
Oxidase-production | negative |
Yellow pigment-production | negative |
Lancefield group D | negative |
Motility | negative |
Halotolerance (6.5 % NaCl) | limited growth |
Growth at: | % positive (n) |
4 °C | 100 % (82) |
10 °C | 98.8 % (81) |
45 °C | 74.4 % (61) |
Survival at 60 °C for: | % positive (n) |
15 min | 76.8 % (63) |
30 min | 64.6 % (53) |
1 h | 54.9 % (45) |
Survival at 70 °C for: | % positive (n) |
15 min | 36.6 % (30) |
30 min | 15.9 % (13) |
1 h | 0 % (0) |