Volume 11, Issue 2 pp. 149-160
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Differential Radiation Response Amongst Proliferating Epithelial Cells

C. S. Potten

Corresponding Author

C. S. Potten

Paterson Laboratories, Christie Hospital and Holt Radium Institute, Manchester

Dr C. S. Potten, Paterson Laboratories, Christie Hospital and Holt Radium Institute, Manchester M20 9BX.Search for more papers by this author
S. E. Al-Barwari

S. E. Al-Barwari

Paterson Laboratories, Christie Hospital and Holt Radium Institute, Manchester

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J. Searle

J. Searle

Paterson Laboratories, Christie Hospital and Holt Radium Institute, Manchester

Department of Pathology, University of Queensland, Medical School, Herston, Brisbane, Australia.

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First published: March 1978
Citations: 4

ABSTRACT

Tissue irradiation results in both reproductive and histologically evident cell death. the correlation between these is poor. Irrespective of dose and fraction sterilized, many cells behave as if unirradiated (cell cycle and maturation activity). the fraction of histologically observable dead cells is usually less than 0.1, with most in the intestine being positioned in the presumptive stem cell region. the data strongly suggest different epithelial sub-populations with differing radioresponses. These may be the stem and differentiated proliferative cells.

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