RBE of Cf-252 neutrons by mouse testes weight loss
Journal Article
·
· Int. J. Radiat. Oncol., Biol. Phys.; (United States)
Mouse testes weight decreased with increasing radiation dose following exposure to Cf-252 and its mixed neutron plus gamma radiation. The dose response for low dose rate (LDR) Cf-252 followed two components on an exponential plot of log percent weight loss vs. dose. Similar dose-response relationships were observed for acute /sup 60/Co or LDR Cs-137 radiations, but these required much larger doses to produce the same effect. The RBE was calculated against acute /sup 60/Co and Cs-137. There were no differences between acute /sup 60/Co and LDR Cs-137 effects. Cf-252 neutron RBE (n + ..gamma..) was 3.7 for testes weight loss. RBE/sub n/ for the neutrons only was 5.1. RBE for the radiosensitive portion was 4.0.
- Research Organization:
- Univ. of Kentucky, Lexington
- OSTI ID:
- 6599312
- Journal Information:
- Int. J. Radiat. Oncol., Biol. Phys.; (United States), Journal Name: Int. J. Radiat. Oncol., Biol. Phys.; (United States) Vol. 10:6; ISSN IOBPD
- Country of Publication:
- United States
- Language:
- English
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· Int. J. Radiat. Oncol., Biol. Phys.; (United States)
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· Nucl. Sci. Appl.; (United States)
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Related Subjects
560152* -- Radiation Effects on Animals-- Animals
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
ACTINIDE ISOTOPES
ACTINIDE NUCLEI
ALKALI METAL ISOTOPES
ALPHA DECAY RADIOISOTOPES
ANIMALS
BARYONS
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
BIOLOGICAL EFFECTS
BIOLOGICAL RADIATION EFFECTS
BODY
CALIFORNIUM 252
CALIFORNIUM ISOTOPES
CESIUM 137
CESIUM ISOTOPES
COBALT 60
COBALT ISOTOPES
DOSE RATES
ELECTROMAGNETIC RADIATION
ELEMENTARY PARTICLES
EVEN-EVEN NUCLEI
FAST NEUTRONS
FERMIONS
GAMMA RADIATION
GONADS
HADRONS
HEAVY NUCLEI
INTERMEDIATE MASS NUCLEI
INTERNAL CONVERSION RADIOISOTOPES
IONIZING RADIATIONS
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
MALE GENITALS
MAMMALS
MICE
MINUTES LIVING RADIOISOTOPES
NEUTRONS
NUCLEI
NUCLEONS
ODD-EVEN NUCLEI
ODD-ODD NUCLEI
ORGANS
RADIATION EFFECTS
RADIATIONS
RADIOISOTOPES
RBE
RODENTS
TESTES
VERTEBRATES
WEIGHT
YEARS LIVING RADIOISOTOPES
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
ACTINIDE ISOTOPES
ACTINIDE NUCLEI
ALKALI METAL ISOTOPES
ALPHA DECAY RADIOISOTOPES
ANIMALS
BARYONS
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
BIOLOGICAL EFFECTS
BIOLOGICAL RADIATION EFFECTS
BODY
CALIFORNIUM 252
CALIFORNIUM ISOTOPES
CESIUM 137
CESIUM ISOTOPES
COBALT 60
COBALT ISOTOPES
DOSE RATES
ELECTROMAGNETIC RADIATION
ELEMENTARY PARTICLES
EVEN-EVEN NUCLEI
FAST NEUTRONS
FERMIONS
GAMMA RADIATION
GONADS
HADRONS
HEAVY NUCLEI
INTERMEDIATE MASS NUCLEI
INTERNAL CONVERSION RADIOISOTOPES
IONIZING RADIATIONS
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
MALE GENITALS
MAMMALS
MICE
MINUTES LIVING RADIOISOTOPES
NEUTRONS
NUCLEI
NUCLEONS
ODD-EVEN NUCLEI
ODD-ODD NUCLEI
ORGANS
RADIATION EFFECTS
RADIATIONS
RADIOISOTOPES
RBE
RODENTS
TESTES
VERTEBRATES
WEIGHT
YEARS LIVING RADIOISOTOPES