Physics and chemistry of radiation absorption -- DNA strand breaks and chromosomal aberrations -- Cell survival curves -- Radiosensitivity and cell age in the mitotic cycle -- Repair of radiation damage and the dose-rate effect -- Oxygen effect and reoxygenation -- Linear energy transfer and relative biological effectiveness -- Acute effects of total-body irradiation -- Radioprotectors -- Radiation carcinogenesis -- Hereditary effects of radiation -- Effects of radiation on the embryo and fetus -- Radiation cataractogenesis -- Doses and risks in diagnostic radiology, interventional radiology, and cardiology, and nuclear medicine -- Radiation protection -- Molecular techniques in radiobiology -- Cancer biology -- Dose-response relationships for model normal tissues -- Clinical response of normal tissues -- Model tumor systems -- Cell, tissue, and tumor kinetics -- Time, dose, and fractionation in radiotherapy -- Predictive assays -- Alternative radiation modalities -- Radiosensitizers and bioreductive drugs -- Gene therapy -- Chemotherapeutic agents from the perspective of the radiation biologist -- Hyperthermia.