The Pathogenicity of Shewanella algae and Ability to Tolerate a Wide Range of Temperatures and Salinities

Table 3

Phenotypic characteristics of Shewanella algae isolates.

Reaction	Values are positive percentages
	Aquaculture isolates () (%)	Water isolates () (%)
Growth at
4°C on MB	0	14
25°C on MB	100	100
37°C on MB	100	100
42°C on MB	74	100
30°C in LB with 0% NaCl	100	100
30°C in LB with 2% NaCl	100	100
30°C in LB with 6% NaCl	100	100
30°C in LB with 10% NaCl	0	0
Hemolysis of blood agar plate at
37°C (24 hrs)	89	100
25°C (24 hrs)	0	0
37°C (72 hrs)	100	100
25°C (72 hrs)	53	57
Reactions/enzymes (API20NE)
Reduction of nitrates to nitrites	100	100
Indole production	0	0
Glucose fermentation	0	0
Arginine dihydrolase	5	0
Urease	32	29
β-Glucosidase	53	43
Gelatinase	95	100
β-Galactosidase	11	0
Assimilation (API20NE)
Glucose	0	14
Arabinose	0	0
Mannose	0	0
Mannitol	0	0
N-Acetyl-glucosamine	95	100
Maltose	16	14
Potassium gluconate	0	14
Capric acid	79	71
Adipic acid	0	0
Malic acid	100	86
Trisodium citrate	11	29
Phenylacetic acid	0	0
Others
Oxidase	100	100
H2S-production (TSIA)	100	100