Chapter 11 Measurement of Radiation Effects on Thyroid Cell

The rat thyroid is a suitable model with which to study radiation effects on thyroid cell proliferation in vivo. The model has the advantage of a relatively simple cell popula-tion; about70 % of the cells are follicular and about 30 % are stromal. ' There is no migra tion of cells to or from the gland either normally or when growth is artificially promote