Radiobiology 2016

Biological contributors to outcome of tumor treatment with radiation

1

SC69

U2

0.1

SQD9

A549

A1847

0.01

SCC61

Tumor cell radiosensitivity

Surviving fraction

MCF7

Hypoxia

0.001

0

2

4

6

8 10 12

Dose (Gy)

Vascular Radiosensitivity?

Proliferation

Volume (Stem cell proportion)