Basic Clinical Radiobiology 2017

Repopulation: Mechanisms

100

complete compensation

10

incomplete compensation

1

no compen- sation

0.1

2 Gy / day

SF 2

=0.5-0.6

net stem cell production

0.01

Relative stem cell number [%]

0.001

0.0001

0

5

10

15

20

overall treatment time [days]

ESTRO BCR Course / NT overall treatment time – W. Dörr