Table 5.

Differentiation of S. mutans biotypes based on differences in the activity of phosphatase, inulin, tegatose and melibiose

Biotype	Enzyme profile	PHS	INU	MLB	TGT	Number of strains	Participation %
I	A + D	-	-	+	-/+	34	64%
II	B + G	-	+	+	-/+	14	26%
III	C	+	+	-	-	3	6%
IV	E + F	+	-	+	-/+	2	4%