WOUSE 30 DAY SURVIVAL AFTER IC Gy 250 tep XRAY SVEN 'h
25 Ge FRACTIONS AT VARIOUS

NTERVALS

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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

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1000

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2 NORMAL MICE

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TIME AFTER iRRADIATION (DAYS)

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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,

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He xray ~ FaEe Netter tre Ene ee

given in increments of 250 rad at 1
illustrate repair of lethal injury.

Select target paragraph3