Age response for CHO cells exposed to negative pions
Journal Article
·
· Radiat. Res.; (United States)
The variation in radiosensitivity with position in the cell cycle of cultured Chinese hamster cells (line CHO) for exposure to negative pions at the peak position has been compared to the variation for x rays. The cells were first synchronized by mitotic selection and resynchronized in the region of late G/sub 1//early S phase by treatment with hydroxyurea (10/sup -3/ M). A fixed dose of 540 rad of negative pions was used to expose cells at different stages in the cell cycle. The results indicate that the variation (ratio of maximum survival to minimum survival) was approximately tenfold for x rays and fivefold for negative pions at comparable survival levles.
- Research Organization:
- Los Alamos Scientific Lab., NM
- OSTI ID:
- 6630770
- Journal Information:
- Radiat. Res.; (United States), Journal Name: Radiat. Res.; (United States) Vol. 76:1; ISSN RAREA
- Country of Publication:
- United States
- Language:
- English
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Mon Sep 01 00:00:00 EDT 1975
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OSTI ID:4149421
Effects of argon ions on synchronized Chinese hamster cells
Journal Article
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Wed Oct 01 00:00:00 EDT 1980
· Radiat. Res.; (United States)
·
OSTI ID:6758417
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Technical Report
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Wed Oct 30 23:00:00 EST 1963
·
OSTI ID:4646862
Related Subjects
560121* -- Radiation Effects on Cells-- External Source-- (-1987)
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
AGE DEPENDENCE
ANIMAL CELLS
ANIMALS
BIOLOGICAL EFFECTS
BIOLOGICAL RADIATION EFFECTS
BODY
BOSONS
CELL CULTURES
CELL CYCLE
COMPARATIVE EVALUATIONS
ELECTROMAGNETIC RADIATION
ELEMENTARY PARTICLES
FEMALE GENITALS
GONADS
HADRONS
HAMSTERS
IONIZING RADIATIONS
IRRADIATION
MAMMALS
MESONS
ORGANS
OVARIES
PIONS
PIONS MINUS
PSEUDOSCALAR MESONS
RADIATION EFFECTS
RADIATIONS
RADIOSENSITIVITY EFFECTS
RBE
RODENTS
SURVIVAL TIME
SYNCHRONOUS CULTURES
VERTEBRATES
X RADIATION
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
AGE DEPENDENCE
ANIMAL CELLS
ANIMALS
BIOLOGICAL EFFECTS
BIOLOGICAL RADIATION EFFECTS
BODY
BOSONS
CELL CULTURES
CELL CYCLE
COMPARATIVE EVALUATIONS
ELECTROMAGNETIC RADIATION
ELEMENTARY PARTICLES
FEMALE GENITALS
GONADS
HADRONS
HAMSTERS
IONIZING RADIATIONS
IRRADIATION
MAMMALS
MESONS
ORGANS
OVARIES
PIONS
PIONS MINUS
PSEUDOSCALAR MESONS
RADIATION EFFECTS
RADIATIONS
RADIOSENSITIVITY EFFECTS
RBE
RODENTS
SURVIVAL TIME
SYNCHRONOUS CULTURES
VERTEBRATES
X RADIATION