TABLE 1.

Twenty-four-hour growth densities of wild-type V. cholerae and a ΔectA mutant in OM supplemented with 5 or 500 mM NaCl and no amino acid, 500 μM proline, or 500 μM glutamate

[NaCl], mM (amino acid)	Density (OD655) of:
	Wild type	ΔectA mutant
5 (none)	0.055 ± 0.009	0.053 ± 0.009
500 (none)	0.005 ± 0.002	0.005 ± 0.001
5 (proline)	0.086 ± 0.003	0.095 ± 0.003
500 (proline)	0.080 ± 0.001	0.020 ± 0.004
5 (glutamate)	0.081 ± 0.013	0.079 ± 0.005
500 (glutamate)	0.072 ± 0.003	0.005 ± 0.003