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Table 1 Effect of gefitinib and rofecoxib combination in MM cell lines according to the Chou and Talalay method

From: Synergistic effect of gefitinib and rofecoxib in mesothelioma cells

Cell Lines

Schedule

FA

CI

Effect

Ist-Mes-2

12 μM R+12.5 μM G

0.59

0.74

moderately synergistic

 

12 μM R+25 μM G

0.78

0.55

Synergistic

 

25 μM G+4 μM R

0.75

0.48

Synergistic

 

25 μM G+36 μM R

0.81

0.8

moderately synergistic

Ist-Mes-1

12 μM R+12.5 μM G

0.27

> 1.1

Antagonistic

 

12 μM R+25 μM G

0.20

> 1.1

Antagonistic

 

25 μM G+4 μM R

0.35

> 1.1

Antagonistic

 

25 μM G+36 μM R

0.17

> 1.1

Antagonistic

MPP89

12 μM R+12.5 μM G

0.22

> 1.1

Antagonistic

 

12 μM R+25 μM G

0.16

> 1.1

Antagonistic

 

25 μM G+4 μM R

0.60

> 1.1

Antagonistic

 

25 μM G+36 μM R

0.45

> 1.1

Antagonistic

  1. Note: G indicates gefitinib, R indicates rofecoxib, FA denotes the fraction of growth affect of drug-treated cells compared with control cells and CI denotes the combination index.