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Abdstract of Talk to be Given by
or
Joho So Lawer ceme
ae
On sucust 13, 1 oL8
CHE TRPLOTS OP P/SOEATICN CN NEMOPOT esis
John S, Laverence, ME.
Professor cf Medicine, Conuol of Mediedi.z, U.C.L.
A genstuerntion
of the effects of radiation on the blesd-forming tissues
trings one inte 2» controversial field.
Varying modes of anzlication, varying physical
prenemies tn cifferent types of radietaon, and varying effects in differert animal
g1eclec ctucied have resulted in ccnfusion.
The extent, locution, end type of injury
5 Dlood-ferving tissucs dependant upen these and ovh-r complicating fectors,
these cuences are often quantative rather than cua itative.
The remrke tesay summarize
oor present experiences with wha effect ,bloodmlcrlng tissues,
sis Sie wit. studies
OuNar fossa a2 revit
vSTe:
cave Fing (eroye and germs rars,
Fortunately,
Tie dt®reported deal
S peciel ef.ects peculiar to certain
tip ocumhn as elphs, tete and inwornel vodiction will be mentioned
S2Cl ewlele
fa whies cicvussion, we shall consider the effects of rodiation » hen ade
Tr Neus far Uhe foliovine
wane
2,
Cingle dees to the whéle body as a whole
Pe
hepeated small deszs to the body az a wrole
3o
Single o> repeated cosec to one orca
fe
iInternsl radiation
Sinzle Doses of Roentren Radiation ty the Body as a “hole
ay way of introduction,much confusion will be avoided in considering
vocjavicn Jifscts on the wlooe-forming tissues of the following fucss are recognized:
The adult cells in the circulating bleod ars very resistant
to damace by radintion. It is the young, psrent cell types
in bone marrow and lymphoid tiesucs which ace thes precursors
of the circulnting celis which ar a zo sensitive to. vadiation
Ankurys