Production of Cold-Active Bacterial Lipases through Semisolid State Fermentation Using Oil Cakes

Table 1

Morphological and biochemical characteristics shown by the potential isolate CAL-7.

Tests	Results
Colony morphology
Configuration	Round/circular
Margin	Entire
Elevation	Convex
Surface	Smooth/glistening
Density	Opaque
Pigments	Rosy red
Grams reaction	Positive
Shape	Cocci
Size	Small
Arrangement	Single or in pairs
Spore	Absent
Biochemical tests
Catalase	+
Oxidase	−
Indole	−
Methyl red	+
Voges Prausker	−
Citrate utilization	−
Urease	−
Nitrate reduction	+
Gelatin hydrolysis	−
Casein hydrolysis	−
Starch hydrolysis	−
Cween 80 hydrolysis	−
Hydrogen sulphide production	−
Motility test	−/w
Sugar fermentation
Glucose	A
Xylose	A
Sucrose	A
Fructose	A
Maltose	A
Galactose	A
Mannitol	A

+: Positive, −: Negative, A: Acid, w: weak.