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Table 2 Ratio 10Gy/0Gy, 10Gy + Z-VAD/0Gy + Z-VAD of the percentage of cells in the sub-G1 phase or ceramide production 240 h after photon or carbon ion irradiation

From: p53-independent early and late apoptosis is mediated by ceramide after exposure of tumor cells to photon or carbon ion irradiation

  

X-rays

Carbon

Cell lines

Ratio

Sub-G1

Ceramide

Sub-G1

Ceramide

SCC61

10Gy/0Gy

6.1

2.6

6.9

3.4

 

10Gy + Z-VAD/0Gy + Z-VAD

1.8

2.4

1.7

3.2

SQ20B

10Gy/0Gy

5

1.6

6.3

2.9

 

10Gy + Z-VAD/0Gy + Z-VAD

1.9

2.2

1.6

2.6

SF767

10Gy/0Gy

3.9

2.1

6.8

3.4

 

10Gy + Z-VAD/0Gy + Z-VAD

1.4

2.7

1.5

3.3

U87MG

10Gy/0Gy

2.8

1.9

2.1

2.3

 

10Gy + Z-VAD/0Gy + Z-VAD

1.5

1.7

1.1

2.1