BioMed Research International / 2014 / Article / Tab 1

Research Article

Antibacterial Activity of Pseudonocardia sp. JB05, a Rare Salty Soil Actinomycete against Staphylococcus aureus

Table 1

Morphological and biochemical characteristics and antibacterial activity of Pseudonocardia sp. JB05.

PropertiesPseudonocardia sp. JB05

Morphological characteristics
 Sporophor morphologyStraight
 Color of aerial myceliumBrown
 Color of substrate myceliumReddish brown
 Spore massBrown
Biochemical characteristics
 Gram staining+
 H2S production
 Nitrate reduction
 Urease +
 Catalase ++
 Chitinase
 Starch hydrolysis+
 Melanin production
Antibacterial effect on indicator strains
 Staphylococcus aureus ++
 Bacillus subtilis ±
 Pseudomonas aeroginosa
 Klebsiella sp.
 Xanthomonas citri
 Acinetobacter sp.
 Escherichia coli
 Bacillus pusteurii +

++: high activity; +: positive effect; −: negative effect.
++ = >20 mm, + = 10–20 mm, ± = 1–10 mm, − = 0 mm, and N = non determined.