title: Response of Biological Systems to Low Doses of Ionizing Radiation.
abstract: Radiation is ubiquitous in the environment. Biological effects of exposure to low doses of ionizing radiation are subjected to several modulating factors. Two of these, bystander response and adaptive protections, are discussed briefly.
authors.affiliation: *Center for Radiological Research, Department of Radiation Oncology, College of Physicians and Surgeons; and Department of Environmental Health Sciences, Mailman School of Public Health, Columbia University, New York, NY.
authors.forename: Tom K
authors.initials: TK
authors.lastname: Hei
mesh_terms: D000222:Adaptation, Physiological / Q000502:physiology* / Q000528:radiation effects; D000818:Animals; D024201:Bystander Effect / Q000502:physiology* / Q000528:radiation effects*; D002468:Cell Physiological Phenomena / Q000528:radiation effects*; D004307:Dose-Response Relationship, Radiation; D006801:Humans; D008954:Models, Biological; D011839:Radiation, Ionizing