AREA. OF
Naha
TISSUE 4.
ra
ia)
cigire La. Photograph and autoradiograph of 100 u sections
of lungs from rats collected at Biijiri 9 days
after M detonation.
(a) Blue Brand X-ray film
exposed 49 days; exposure started November 29,
1952.
Activity within the lung is diffuse in
distribution except for spots from Limited speck
contamination.
(bv) Super XX film exposed 45
days; exposure started November 22, 1952. Radioactivity within the lung is diffuse except in
the bronchus wheres it is more concentrated and
irregular in deposition, thus suggesting limited
spcck contamination.
In areas containing fatty
tissus, greater exposure is indicated.
Whether
tnis is froi che:nleal fogging or from exposure
So ridiaticn
is mot known.
- 715 -
mo