T
1
i
I
1
to
a
|
T
|
T
1
J.
4
io*
&
MAN
NAN
- DOG
y “RAY
“
GUINEA PIG»
MEAN AFTER SURVIVAL (DAYS)
MOUSE
h
-1.32
~0.40
§
16,500DAYS
4,000 «
-0.12
-
1,400 «
“
-0.04
NEUTRON -0.40
4
500 «°
650 «
10°
BO YSE ty)
~
SC
2
3
4
5
~J
1G
he
BIOUSE (NEUTRON)
RAD/DAY
Figure XV.
A plot of tog mean after-survival as a funetton of datly exposure
according to equation
and
S,
5S, = 5, e
the survival at dose-rate I.
are shown for mammaltan spectes.
23k,
Mole
k D
where
5S,
ts the survival
The values of
k
and
5,
Data from Grahn and Sacher [G1]
[M2] discussed in general terms the problem of extrapolation be-
tween species.
He noted that experimental investigations are of value when they
lead to quantitative generalizations that must include within themselves some
allowance for any species difference.
respect:
Mole mentioned three possibilities in this
the opacification of the lens of the eye, which may depend inversely