TABLE 1.
Permissiveness of the host light organ
| Bacteria or particle type | Avg size (μm) | % of squid with bacteria or particles (n = 20)a |
|---|---|---|
| Gram-negative bacteria | ||
| V. fischeri ES114 (wild type) | 1 | 90 |
| V. fischeri NM200 (nonmotile) | 1 | 88 |
| V. parahaemolyticus | 1 | 73 |
| V. parahaemolyticus at 3.5 to 4.0 h | 1 | 55b |
| Gram-positive bacteria | ||
| S. aureus (heat killed) | 1 | 70 |
| B. cereus | 5 | 0 |
| Polystyrene beads | 1 | 10 |
| 2 | 0 | |
| 10 | 0 |
a
Percentage of squid having one to three bacterial cells or particles in their crypt spaces between 30 and 60 min after hatching. Unless otherwise noted, animals were exposed to cells or beads immediately following hatching.
b
Percentage of squid having one to three bacterial cells in their crypt spaces between 30 and 60 min after they were maintained in FSSW for 3 h.