noes
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40.
Whe
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7
at le cal cone. etytlo
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of dose snc at eh
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ute
: corccraed |bers with th
radiosMLIVe
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prticulste mintesvialin the thoae, esp cially wha pat.Wah some sol xray ganitonpdipoddt He
ed
ecemilters, Lece the bocal dase ‘eat reach:
doyandiayunphaide,andgayaa vets based
JRigh: nflies even thous theangan tite dose 8Rel
ose Csterminaiion encounters prmouad
aay!de very low, Certs,fay
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Camizcst Derssueeed |liReuttics, Ce
Corinfering aly ne!Oe ee:wee
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ot
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Re a of lect
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of kizowM
wElOPA 6 eds e
of
ian Cloves and Coss raten On ihe Olner hand,
the sensi Nity to radhation. induces. Jetdignant
there nay bea2 great deal of cult death:Bed pare“thang
eof thereticulum cztis pretant, pata Post
tleuledy with c-ers
ysAES Cy tes themeses. Also gay:
; laston, with is bare ayesworl ily ako afoe
Sa
defined Tange,
ra
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te
muraber
of:
Matvieble
.
Ctleulauioan
of
or
lclaye distribution to the various
1
a
ye
Ty
1
°
e Toon: “i be sail ostpared with the number of | Clements of
the Iymphoid disse would resparte i
keel cells. iloweven,‘this rade
a
1
wil deosast aa lintermation, at present unavails
faute, on sich
+ He
sineued activity of theo particles, the extent i sulsjocts Pg Gre dayne of2rureuation offthep:arti.
wat
NY hich tw toy 2P
- earegate,
an a]
hei
ny aveaient |
Within the tissu
y
Cuuagts
we
mal
witltiq
bias
Lino
noghes,
its
ells! change with tise aad the rovement of Gee
.
°
Ast them.
.
. particles within. the lymph | nodes. In addition !
41, Onthe basis of sencral considera 2
tong
und
- : Chere is very Hiile reported work on the gistri.
=
of some experinsatal data and Clinical
exp
eri
‘en
“butionof the m:terial within the nodes, which !
at
°
:
yes
ee
ce the: Le:vk Group were of the opin a tty coul)
he obtained by 2autor: liograntic astedy,
a
Sor Iaie chects,
the fame rndindLah Ostrey ab- 2
von the dearee of fibrasigand enter listelogical
sorption nrght well. beless chective vai cist shatiges}worduced. Betterdaia seeelieteguired
:
buted as 2 series of “hot Spots” thaywhenstial
atheresidence timesofthe partiqulnie mraluriz
:
' formly distributed. Thuz, wsith particulate radia®
ist“in.the Iymptr nodes aud the vohibiiity of the|
*
active sources Wwithia a tissue2
a mean tissreetose “particutste avaterial. over snauyt years. Auoth
er '
would .probably introduce xfactor of .safe
wend
st factor to be teeninto consideration, cominto i
peWEVEr, @% Savers pr.actical probk,ery dies now : at} paviiculate deposiitor and especialsy to those
cen recognizediinSoanection with the ishalge.¢dinVelvine evenitterss that thetininle:
ofcelfs '
. irradinte|}s Pave t"
tion ofp! uw ontum pewrdculs“ites) madisonany 4t ssinie
1 DAI Paha tiysere Cony very
in.te Unites States ancl iomplimitetis
‘Rees
hunitinSatfects it has become clear that
osecolegtinticnécanbe:
0 Re tewe
oe
Comsidlerec du ein wy & “bask Croup ori Corn * dependent enthe particlesize, Kiaally, bya:apho- :
mittee } of IORY.
=.
OPSeye migeation is a
® factor that shouta be taken
2. Fron dog experiments beins carr
juto coisidgretiion,
‘
tee
"and© he“Task, Group:considered, that they
Ce
fionof£plutontors: particulates-canJen
evalu Torconiotiieaywithin, therecominenda” concentrationsof the particulateinateris?
: tons, refer to the whole Iymph tissue and not
pulmonary Jymph nodes, and thet, themean.“only to the respiratozy ymeh nodes. However, |
radiation dose to the pulmonary lymph: rodiag?
untif more information becomes 8 vaitable on’
end indeed to lymphoid tissuz a artholefe vgsorme of the subjects mentionedt above; tte
likely to be greatly in excess ofthat tothisht, ave}icht cadSDs prt on dose cals uteations.Data o
;
5
>
tumour prowuctioa from aanimal experiments Gece
a 3 the erica! orzan
resarded
estat
forabated
orinhaled paiiiculats
matter.
_ . of more signife:
of
zUuCe, nad therenutts of preseat
3. Theactual dose ratios arg not yee,
with Anyprecision butthe ‘Lask.Grou
Dt,
_ Stoodtaatithe meal’ lose tolympho
tis
“Awhatstaight exeevel, that,to: the any
oO Pa
*,
Ss n wwhele-e
08
Previainant , os
" particular ®should!"
tation. atSe: re
tivity and
ibution F Dose
(ateis enwhether“the” dosetant
&ont bs -Biterirs ticuTsta' for 7
reat vedus,
Hy teduced Lstow the ens-
,
»
| (Publication 14 appears as a
renort.of two Task Erowos,
and not as the official
reconme mations of tha ICRP.)