Induction of cell killing, micronuclei, and mutation to 6-thioguanine resistance after exposure to low-dose-rate. gamma. rays and tritiated water in cultured mammalian cells (L5178Y). [/sup 60/Co]
Journal Article
·
· Radiat. Res.; (United States)
Cell killing and induction of micronuclei and mutation to 6-thioguanine resistance were studied in growing cultured mammalian cells (L5178Y) after exposure for a fixed period to low-dose-rate ..gamma.. rays and tritiated water (HTO) at comparable dose rates, from about 10 to 40 rad/hr. From the analysis of dose-response relationships, RBE values of HTO ..beta.. rays relative to ..gamma.. rays were calculated. These were 1.5 for cell killing, 2.0 for micronuclei, and 1.8 for mutation induction. Reported RBE values for HTO were reviewed.
- Research Organization:
- National Inst. of Radiological Sciences, Chiba-shi, Japan
- OSTI ID:
- 6942234
- Journal Information:
- Radiat. Res.; (United States), Journal Name: Radiat. Res.; (United States) Vol. 91:3; ISSN RAREA
- Country of Publication:
- United States
- Language:
- English
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OSTI ID:6465853
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Journal Article
·
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· Radiat. Res., v. 63, no. 3, pp. 531-543
·
OSTI ID:4162976
Related Subjects
560121* -- Radiation Effects on Cells-- External Source-- (-1987)
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
AMINES
ANIMAL CELLS
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
CELL CONSTITUENTS
CELL KILLING
CELL NUCLEI
COBALT 60
COBALT ISOTOPES
DOSE RATES
DOSE-RESPONSE RELATIONSHIPS
ELECTROMAGNETIC RADIATION
GAMMA RADIATION
GUANINE
HETEROCYCLIC COMPOUNDS
HYDROGEN COMPOUNDS
HYDROGEN ISOTOPES
HYDROXY COMPOUNDS
INTERMEDIATE MASS NUCLEI
INTERNAL CONVERSION RADIOISOTOPES
IONIZING RADIATIONS
IRRADIATION
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
LABELLED COMPOUNDS
LIGHT NUCLEI
LOW DOSE IRRADIATION
MINUTES LIVING RADIOISOTOPES
MUTATIONS
NUCLEI
ODD-EVEN NUCLEI
ODD-ODD NUCLEI
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
OXYGEN COMPOUNDS
PURINES
RADIATIONS
RADIOINDUCTION
RADIOISOTOPES
RBE
TRITIUM
TRITIUM COMPOUNDS
TUMOR CELLS
WATER
YEARS LIVING RADIOISOTOPES
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
AMINES
ANIMAL CELLS
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
CELL CONSTITUENTS
CELL KILLING
CELL NUCLEI
COBALT 60
COBALT ISOTOPES
DOSE RATES
DOSE-RESPONSE RELATIONSHIPS
ELECTROMAGNETIC RADIATION
GAMMA RADIATION
GUANINE
HETEROCYCLIC COMPOUNDS
HYDROGEN COMPOUNDS
HYDROGEN ISOTOPES
HYDROXY COMPOUNDS
INTERMEDIATE MASS NUCLEI
INTERNAL CONVERSION RADIOISOTOPES
IONIZING RADIATIONS
IRRADIATION
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
LABELLED COMPOUNDS
LIGHT NUCLEI
LOW DOSE IRRADIATION
MINUTES LIVING RADIOISOTOPES
MUTATIONS
NUCLEI
ODD-EVEN NUCLEI
ODD-ODD NUCLEI
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
OXYGEN COMPOUNDS
PURINES
RADIATIONS
RADIOINDUCTION
RADIOISOTOPES
RBE
TRITIUM
TRITIUM COMPOUNDS
TUMOR CELLS
WATER
YEARS LIVING RADIOISOTOPES