Latest revision as of 21:51, 17 April 2024
Characteristics
Colony, morphological, physiological, and biochemical characteristics of Bacillus subtilis are shown in the Table below.
Test type
|
Test
|
Characteristics
|
Colony characters
|
Size
|
Medium
|
Type
|
Round
|
Color
|
Whitish
|
Shape
|
Convex
|
Morphological characters
|
Shape
|
Rod
|
Physiological characters
|
Motility
|
+
|
Growth at 6.5% NaCl
|
+
|
Biochemical characters
|
Gram staining
|
+
|
Oxidase
|
-
|
Catalase
|
+
|
Oxidative-Fermentative
|
Fermentative
|
Motility
|
-
|
Methyl Red
|
-
|
Voges-Proskauer
|
+
|
Indole
|
-
|
H2S Production
|
+
|
Urease
|
-
|
Nitrate reductase
|
+
|
β-Galactosidase
|
+
|
Hydrolysis of
|
Gelatin
|
+
|
Aesculin
|
+
|
Casein
|
+
|
Tween 40
|
+
|
Tween 60
|
+
|
Tween 80
|
+
|
Acid production from
|
Glycerol
|
+
|
Galactose
|
+
|
D-Glucose
|
+
|
D-Fructose
|
+
|
D-Mannose
|
+
|
Mannitol
|
+
|
N-Acetylglucosamine
|
+
|
Amygdalin
|
+
|
Maltose
|
+
|
D-Melibiose
|
+
|
D-Trehalose
|
+
|
Glycogen
|
+
|
D-Turanose
|
+
|
Note: + = Positive, – =Negative