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Table 2 Biochemical and physiological analysis of strain Pt-3

From: Dual activity of Serratia marcescens Pt-3 in phosphate-solubilizing and production of antifungal volatiles

  S. marcescens Pt-3
Carbon Utilization
 Lactose
 Glucose + +
 Maltose + +
 Mannitol + +
 Sucrose + +
 Citric acid production + +
 Gelatin hydrolysis + +
 Nitric acid + +
 Lysine decarboxylase + +
 Lipase + +
 Gram stain
 Phenyalanine
 Catalase production + +
NaCl tolerance
 1% NaCl ++ ++
 4% NaCl ++ ++
 8% NaCl + +
pH tolerance
 pH 5 + ++
 pH 7 ++ ++
Antibiotic resistance
 Streptomycin + +
 Lincomycin ++ ++
 Vancomycin + +
 Rifamycin SV ++ ++
 Chloraphenicol + +
 Gentamycin + +
 Ampicillin ++ +
  1. S. marcescens was the standard strain in Biolog GenIII Microstation system. ++: strong positive reaction; +: positive reaction; −: negative reaction