Table 3.

Comparison of lactose biosensor with the previous work.

No.	Slope (mV/decade)	Times respond (s)	Detection Limit (mM)	Linear range (mM)	Lifetimes	Reference
1	-	90	-	5.0 × 10−2–25 × 10−2	2 weeks	[29]
2	-	40	1.0 × 10−1	5.0 × 10−1–6.0 × 100	2 weeks	[30]
3	24 ± 2	15	1.0 × 10−1	1.0 × 10−1–1.0 × 101	-	[31]
4	-	30	1.0 × 100	1.0 × 100–15 × 100	-	[32]
5	-	-	1.0 × 10−3	2.0 × 10−4–8.0 × 10−3	2 weeks	[34]
6	-	-	-	Up to 1.6 × 101	15 days	[35]
7	-	30–42	1.0 × 10−2	1.0 × 10−2–1.0 × 100	3–9 days	[37]
8	-	-	1.0 × 10−3	1.0 × 10−3–1.0 × 101	5 weeks	[38]
9	41 ± 2	≈10	1.0 × 10−4	1.0 × 10−4–1.0 × 100	More than 3 weeks	this work