Table 2 IC50 (μM) of the compounds for COX-2 and COX-1.

From: Role of water in cyclooxygenase catalysis and design of anti-inflammatory agents targeting two sites of the enzyme

Compound

IC50 (μM)*

SI (IC50(COX-1)/IC50 (COX-2)

wt COX-2

COX-1

1

0.06

60.00

1,000

2

0.10

40.00

400

3

10.00

 > 100

 > 10

4

2.15

33.00

15

5

0.15

53.00

350

6

0.35

60.00

160

7

22.00

 > 100

 > 4.5

8

0.12

48.00

400

9

0.23

52.00

250

10

12.00

 > 100

 > 8

13d

48.50

 > 100

 > 2

15d

23.48

 > 100

 > 4

Indomethacin

0.08

0.96

12

Celecoxib

0.04

15

375

  1. *All the readings were average of 3 experiments with SD ± 0.5 µM.