Radiobiology 2016

1/03/2016

Experimental studies Early effects

11

Epidermis • Retreatment tolerance of mouse epidermis

50

Recovery to full tolerance within 1-2 months

40

treatment alone

post 15 Gy

30

post 37.5 Gy

20

post 30 Gy

Retreatment ED50 (Gy) 0 10

Terry. Int Radiat Biol 1989

0

1

2

3

4

5

6

7

Time after first treatment (months)

12

6