Title: A Radiation Effect from Low Doses of Tritiated Thymidine or X-Rays
Abstract: When the number of millimoles of3 H-labeled thymidine administered to mice is kept constant, but the quantity of radioactivity is increased from 1 μCi/mouse to 10, 25, and 88 μCi/mouse, a radiation effect is produced in proliferative tissues (intestine and testis). The radiation effect causes acceleration of the removal of the long-term nonvolatile tissue activity which probably is mainly in DNA. Low exposures to x-rays (25 R), which are too low to cause significant levels of cell killing can produce a similar radiation effect. The radiation effect may be related to the repair of cellular sublethal damage.
Publication Year: 1971
Publication Date: 1971-07-01
Language: en
Type: article
Indexed In: ['crossref', 'pubmed']
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Cited By Count: 3
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