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Table 2 Physiological and biochemical characteristics of isolate A.S compared to those reported for Aeromonas hydrophila by Abbott et al. (2003), Martin-Carnahan and Joseph (2005), and Erdem et al. (2011)

From: Entomopathogenic efficacy of the chitinolytic bacteria: Aeromonas hydrophila isolated from Siwa Oasis, Egypt

Characteristics Isolate
A.S
Abbott et al. (2003) (Martin-Carnahan and Joseph. (2005) Erdem et al. (2011)
Gram reaction
Spore
Indole production + + + +
Methyl red (M.R) + nt nt +
Voges-Proskauer (V-P) + + + +
Citrate (Simmons’) + + d nt
Nitrate reduction media + nt + +
Urea hydrolysis
Triple sugar iron (TSI) nt nt nt
Growth in 0% NaCl + + + +
Growth in 3% NaCl + + + nt
Growth in KCN + + +
Motility test + + + +
Oxidase activity + + + +
Catalase test + + + +
Arginine dihydrolase + + + +
Ornithine decarboxylase
Lysine decarboxylase + + + +
Hemolysis + + + +
Hydrolysis of:     
 Starch + nt nt +
 Cellulose nt nt nt
 Lipid + + + nt
 Gelatin + + + +
  1. Symbols: -,; 0–10% positive; +, 90–100% positive; nt, not tested