Ultraviolet-induced sister chromatid exchanges in V-79 cells with normal and BrdUrd-substituted DNA and the influence of intercalating substances and cysteine
Journal Article
·
· Radiat. Res.; (United States)
The influence of intercalating substances (proflavine, ethidium bromide) and of an SH compound (L-cysteine) on uv-induced sister chromatid exchanges (SCEs) was investigated in V-79 cells with normal and BrdUrd-substituted DNA. The results are discussed in relation to the primary damages leading to SCE induction produced by uv irradiation. The data indicate that neither the pyrimidine dimers nor DNA single-strand breaks are the primary cause of SCE induction, and that the damages leading to SCEs by uv irradiation differ from those which cause chromosome aberrations.
- Research Organization:
- Abteilung Klinische Genetik der Universitat, Ulm, Federal Republic of Germany
- OSTI ID:
- 6842348
- Journal Information:
- Radiat. Res.; (United States), Journal Name: Radiat. Res.; (United States) Vol. 90:3; 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.
ACRIDINES
AMINES
AMINO ACIDS
ANIMAL CELLS
ANIMALS
AZINES
BIOLOGICAL EFFECTS
BIOLOGICAL RADIATION EFFECTS
CARBOXYLIC ACIDS
CHROMOSOMAL ABERRATIONS
CLATHRATES
CYSTEINE
DIMERS
DNA
ELECTROMAGNETIC RADIATION
FLAVINES
GENETIC EFFECTS
GENETIC RADIATION EFFECTS
HAMSTERS
HETEROCYCLIC COMPOUNDS
MAMMALS
MUTAGENS
MUTATIONS
NUCLEIC ACIDS
ORGANIC ACIDS
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
ORGANIC SULFUR COMPOUNDS
PROFLAVINE
PYRIDINES
PYRIMIDINES
RADIATION EFFECTS
RADIATIONS
RADIOINDUCTION
RODENTS
SISTER CHROMATID EXCHANGES
STRAND BREAKS
THIOLS
ULTRAVIOLET RADIATION
VERTEBRATES
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
ACRIDINES
AMINES
AMINO ACIDS
ANIMAL CELLS
ANIMALS
AZINES
BIOLOGICAL EFFECTS
BIOLOGICAL RADIATION EFFECTS
CARBOXYLIC ACIDS
CHROMOSOMAL ABERRATIONS
CLATHRATES
CYSTEINE
DIMERS
DNA
ELECTROMAGNETIC RADIATION
FLAVINES
GENETIC EFFECTS
GENETIC RADIATION EFFECTS
HAMSTERS
HETEROCYCLIC COMPOUNDS
MAMMALS
MUTAGENS
MUTATIONS
NUCLEIC ACIDS
ORGANIC ACIDS
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
ORGANIC SULFUR COMPOUNDS
PROFLAVINE
PYRIDINES
PYRIMIDINES
RADIATION EFFECTS
RADIATIONS
RADIOINDUCTION
RODENTS
SISTER CHROMATID EXCHANGES
STRAND BREAKS
THIOLS
ULTRAVIOLET RADIATION
VERTEBRATES