An Inhibitive Enzyme Assay to Detect Mercury and Zinc Using Protease from Coriandrum sativum

Table 5

Protease inhibitive assay for samples from Prai Industrial Area.

Sample	GPS location	Percentage activity (%)	Concentration of heavy metals in samples (mg/L) by ICP-OES
			Zn	Hg
1	N05°20.87′ E100°24.692′	93.59±0.1	0.04±0.05	n.d.
2	N05°20.87′ E100°24.692′	1.34±0.3	125.30±0.33	n.d.
3	N05°20.862′E100°24.674′′	98.54±0.2	0.21±0.12	n.d.
4	N05°20.836′ E100°25.177′	22.54±0.5	7.63±0.05−9	n.d.
5	N05°20.224′ E100°26.302′	98.80±0.7	0.06±0.03	n.d.
6	N05°21.983′ E100°24.023′	38.80±0.9	0.89±0.01	n.d.
7	N05°21.967′ E100°24.044′	93.98±0.1	0.14±0.02	n.d.
8	N05°20.87′ E100°24.692′	9.46±0.1	14.54±0.13	n.d.
9	N05°20.87′ E100°24.692′	25.21±0.8	3.97±0.04	n.d.
10	N05°20.862′ E100°24.674′	33.66±0.2	3.50±0.02	n.d.
11	N05°19.699′ E100°26.129′	19.21±0.3	8.74±0.09	n.d.
12	N05°19.699′ E100°26.129′	6.82±0.3	12.00±0.02	1.52±0.06
13	N05°19.699′ E100°26.129′	8.77±0.8	15.80±0.13	n.d.
14	N05°20.263′ E100°25.774′	99.94±0.9	0.02±0.01	n.d.
15	N05°20.263′ E100°25.774′	99.39±0.4	0.03±0.03	n.d.
16	N05°20.135′ E100°26.925′	3.39±0.3	38.65±0.18	3.74±0.09
17	N05°21.153′ E100°26.073′	94.81±0.5	0.02±0.02	n.d.
18	N05°21.153′ E100°26.073′	97.42±0.7	0.09±0.01	n.d.
19	N05°21.153′ E100°26.073′	98.11±0.1	0.02±0.01	n.d.
20	N05°20.091′ E100°25.269′	97.46±0.2	0.06±0.02	n.d.
21	N05°21.132′ E100°25.081′	99.24±0.2	0.71±0.01	n.d.
22	N05°20.472′ E100°26.891′	16.05±0.3	10.84±0.06	n.d.
23	N05°20.387′ E100°24.429′	4.95±0.4	0.05±0.01	n.d.
24	N05°20.263′ E100°25.774′	2.09±0.7	12.69±0.03	4.14±0.15

All data are expressed as mean ± SEM.
n.d.: not detected.