696-697 / 2063
ESTRO BCR Course / NT radiosensitivity and fractionation – W. Dörr
Time between fractions [min]
ED50 for fractionated irradiation [Gy]
10
12
14
16
18
20
22
a
/
b
=11.6 Gy
T
1/2
=46 min
mouse
tongue
mucosa,
early
response
0 60 120 180 240 300 360 420 480 540
8
Dörr et al., RTO 27, 1993, 36-45
Dose fractionation: Time interval