Biochemical Test ADB-1 ADB-2 MH-3 MH-4 DK-5
Acid Gas Acid Gas Acid Gas Acid Gas Acid Gas
Sugar 1% (w/v) Glucose + + + + + + + + + +
Fructose + + + + + + + + + -
Maltose + - + + + + + + - +
Sucrose + + + + + - + - + +
Lactose + - + + - - - - + +
Xylose - - + + - - + - + +
Temp. 25°C - + - + -
35°C + + + + +
55°C - - - - -
Salt conc. 0.5% + + + + +
1.0% + + + + +
2.0% - - + + +
5.0% - - - - -
Table 8: Sugar fermentation and Biochemical test of E. coli isolates.