Hypothermic potentiation of radiation lethality in HeLa cells. [Low temperature correction factors for interpreting repair data for potentially lethal and sublethal damage]
Journal Article
·
· Radiat. Res.; (United States)
Incubation of HeLa cells at room temperature after, but not before, irradiation enhances lethality in irradiated cells. Incubation at room temperature between split doses of irradiation decreases recovery from sublethal damage, when appropriate corrections are introduced. Without such corrections, an increase in survival is seen in cells irradiated with split doses when incubation at suboptimal temperatures extends to similar periods irrespective of the mode of irradiation; such an increase could be traced to unequal potentiation of lethality in cells irradiated with a single (full) and a half dose. It is concluded that introduction of appropriate controls and corrections is essential for the separation of repair of potentially lethal radiation damage from repair of sublethal damage.
- Research Organization:
- Memorial Sloan-Kettering Cancer Center, New York, NY
- OSTI ID:
- 5558129
- Journal Information:
- Radiat. Res.; (United States), Journal Name: Radiat. Res.; (United States) Vol. 19:1; ISSN RAREA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
560121* -- Radiation Effects on Cells-- External Source-- (-1987)
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
BIOLOGICAL EFFECTS
BIOLOGICAL RADIATION EFFECTS
BIOLOGICAL RECOVERY
BIOLOGICAL REPAIR
BODY TEMPERATURE
CELL KILLING
CORRECTIONS
DATA
DATA FORMS
ELECTROMAGNETIC RADIATION
EXPERIMENTAL DATA
FRACTIONATED IRRADIATION
HELA CELLS
HYPOTHERMIA
INFORMATION
IONIZING RADIATIONS
IRRADIATION
ISOLATED VALUES
LETHAL IRRADIATION
NUMERICAL DATA
RADIATION EFFECTS
RADIATIONS
RADIOSENSITIVITY EFFECTS
RECOVERY
REPAIR
SURVIVAL CURVES
TEMPERATURE DEPENDENCE
TEMPERATURE EFFECTS
X RADIATION
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
BIOLOGICAL EFFECTS
BIOLOGICAL RADIATION EFFECTS
BIOLOGICAL RECOVERY
BIOLOGICAL REPAIR
BODY TEMPERATURE
CELL KILLING
CORRECTIONS
DATA
DATA FORMS
ELECTROMAGNETIC RADIATION
EXPERIMENTAL DATA
FRACTIONATED IRRADIATION
HELA CELLS
HYPOTHERMIA
INFORMATION
IONIZING RADIATIONS
IRRADIATION
ISOLATED VALUES
LETHAL IRRADIATION
NUMERICAL DATA
RADIATION EFFECTS
RADIATIONS
RADIOSENSITIVITY EFFECTS
RECOVERY
REPAIR
SURVIVAL CURVES
TEMPERATURE DEPENDENCE
TEMPERATURE EFFECTS
X RADIATION