Coliform Bacteria for Bioremediation of Waste Hydrocarbons

Table 2

Acid and gas production from lactose by coliform isolates.

Isolates	Acid production		Gas production
	37°C	44°C	37°C	44°C
Escherichia coli (wheat straw)	+	+	+	+
Escherichia coli (domestic sewage)	+	+	+	+
Klebsiella variicola	+	+	+
Klebsiella pneumoniae	+	+	+
Enterobacter hormaechei subsp. oharae	+	+	+