Radiosensitivity of nall human melanoma transplanted into nude mice: repair, reoxygenation and dose fractionation. [Gamma radiation]
Journal Article
·
· Int. J. Radiat. Oncol., Biol. Phys.; (United States)
Split dose and fractionated ..gamma..-rays experiments have been performed on a human melanoma transplanted into nude mice using an in vitro colony assay. Repair of potentially lethal damage observed after a single dose of 20 Gy was found to no longer occur when 7 daily doses of 2.5 Gy were administered. In split-dose experiments, the increase in survival level probably can not be explained by repair of sublethal damage. When a single high dose of radiation is administered a certain reoxygenation is observed; however, there is no reoxygenation when low radiation doses are delivered daily.
- OSTI ID:
- 7067221
- Journal Information:
- Int. J. Radiat. Oncol., Biol. Phys.; (United States), Journal Name: Int. J. Radiat. Oncol., Biol. Phys.; (United States) Vol. 8:6; ISSN IOBPD
- 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.
ANIMAL CELLS
ANIMALS
BIOLOGICAL EFFECTS
BIOLOGICAL MODELS
BIOLOGICAL RADIATION EFFECTS
BIOLOGICAL RECOVERY
BIOLOGICAL REPAIR
COLONY FORMATION
DISEASES
ELECTROMAGNETIC RADIATION
ELEMENTS
FRACTIONATED IRRADIATION
GAMMA RADIATION
IN VITRO
INJURIES
IONIZING RADIATIONS
IRRADIATION
MAMMALS
MELANOMAS
MICE
NEOPLASMS
NONMETALS
OXYGEN
RADIATION EFFECTS
RADIATION INJURIES
RADIATIONS
RECOVERY
REPAIR
RODENTS
TUMOR CELLS
VERTEBRATES
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
ANIMAL CELLS
ANIMALS
BIOLOGICAL EFFECTS
BIOLOGICAL MODELS
BIOLOGICAL RADIATION EFFECTS
BIOLOGICAL RECOVERY
BIOLOGICAL REPAIR
COLONY FORMATION
DISEASES
ELECTROMAGNETIC RADIATION
ELEMENTS
FRACTIONATED IRRADIATION
GAMMA RADIATION
IN VITRO
INJURIES
IONIZING RADIATIONS
IRRADIATION
MAMMALS
MELANOMAS
MICE
NEOPLASMS
NONMETALS
OXYGEN
RADIATION EFFECTS
RADIATION INJURIES
RADIATIONS
RECOVERY
REPAIR
RODENTS
TUMOR CELLS
VERTEBRATES