LNCaP

PC3

Experimental Groups

% Apoptosis

% survival (MTT) Mean±SE

% Apoptosis

% survival (MTT) Mean±SE

Control

8

100

7

100

Curcumin 2.5 µM

 

76±1.8

 

76±1.5

Curcumin 5 µM

 

62±0.9

 

62±2

Curcumin 10 µM

11

49±1.8

8

50±1.2

Curcumin 20 µM

15

 

12

 

Curcumin 50 µM

76

 

87

 

IR 2 Gy

15

78±1.2

11

80±0.9

Curcumin 2.5 µM + IR 2 Gy

 

56±1.2

 

63±1.5

Curcumin 5 µM + IR 2 Gy

 

41±1.8

 

51±1.5

Curcumin 10 µM + IR 2 Gy

17

20±1.8

12

42±0.9

Curcumin 20 µM + IR 2 Gy

20

 

15

 

Curcumin 50 µM + IR 2 Gy

79

 

86

 

Table 2a: Apoptosis and cell viability (MTT assay) in LNCaP and PC3 cells. Apoptosis data is from a representative experiment and MTT data is from triplicate experiment..