WOUSE 30 DAY SURVIVAL AFTER IC Gy 250 tep XRAY SVEN 'h
25 Ge FRACTIONS AT VARIOUS
NTERVALS
O0—
|a
’
/
:
37901
112480)
\14/210)
|
_
—_
=
- SON ae, tpga Be carrermi ee
o
.
2
=>
4
a
12/130)
i11/30)
|
i
iti
ot ‘se! 11/80)
4
i
1
8
12
i
K
_t
+ AaED
i
\
20
24
(MTERWAL {fours}
Figure 14. The percentage of wice surviving 30 days after exposure to 1000 rad_
to 24 hour
intervals
to
RECOVERY OF CFU-S AFTER IRRADIATION
th
oo
1000
4
—_!
a
4
2 NORMAL MICE
100 L
:
* 4000 r
ia
7
+ 250r x4 q 24h
wo
¢ NORMAL MICE
1|
7 100r
a 200r
&300r
|
4
|
1
|
1
2
i
iL
aL
_t
4
4
6
8
Id
2
TIME AFTER iRRADIATION (DAYS)
14
’
3
The sequential changes in the 10-day CFU-S in control
hon-irradiated mice, mice exposed to 100,200,300 or 1000 rad in
4 single dose and mice exposed to 100M rad given in increments of 2
3 rad at 24-hour intervals,
-1l21-
He xray ~ FaEe Netter tre Ene ee
given in increments of 250 rad at 1
illustrate repair of lethal injury.