Bywaters, A.

colony irradiation number skin fi elds epidermal epidermis biopsy figure brdu-positive brdu-positive cells pig epidermis clonogenic cells basal level unirradiated clonogenic british journal colony formation animal study 0-value unirradiated skin cell survival curve epidermal sheets period survival 25/26 days sheet 14/15 days table epidermal thickness cytokine levels cell survival curves curve cytokine 10–26 days 14/15 clonogenic cell survivors g m morris mouse biopsying labelling change thickness radiosensitivity desquamation layer hair follicles radiology colony size assay factor signi 25/26 effect growth british fi eld skin surface morri basal membrane ¢16 brdu-positive cells formation journal hopewell jw signi ficantly 27 gy depth dose distribution fi elds colony numbers variation radiat ¢16 analysis aardweg unirradiated epidermis pig skin 2001 changes fication brdu-labelled