Photoreactivating enzyme activity in the rat tapeworm, Hymenolepis diminuta
Journal Article
·
· J. Parasitol.; (United States)
- Brookhaven National Lab., Upton, NY
There has been considerable speculation about the occurrence of photoreactivating enzyme in different organisms and about its biologic purpose. We have developed a simple, sensitive assay for estimating pyrimidine dimers in DNA which is useful in making a rapid survey for the presence of the enzyme. Using this method, we have found photoreactivating enzyme activity in the tissues of the rat tapeworm, Hymenolepis diminuta. This parasite spends the majority of its life span in the bodies of its definitive or intermediate hosts, but a period is spent externally. We suggest that photoreactivating enzyme may be important in perserving the integrity of embryonic DNA during this free-living stage.
- OSTI ID:
- 5475681
- Journal Information:
- J. Parasitol.; (United States), Vol. 67:3
- Country of Publication:
- United States
- Language:
- English
Similar Records
Photoreactivating enzyme activity in the rat tapeworm, Hymenolepis diminuta
Complete Sequence of the mitochondrial genome of the tapeworm Hymenolepis diminuta: Gene arrangements indicate that platyhelminths are eutrochozoans
EFFECT OF COBALT 60 AND X-RAY ON INFECTIVITY OF CYSTICERCOIDS OF HYMENOLEPIS DIMINUTA
Journal Article
·
Mon Jun 01 00:00:00 EDT 1981
· J. Parasitol.; (United States)
·
OSTI ID:5475681
Complete Sequence of the mitochondrial genome of the tapeworm Hymenolepis diminuta: Gene arrangements indicate that platyhelminths are eutrochozoans
Journal Article
·
Mon Jan 01 00:00:00 EST 2001
· Molecular Biology and Evolution
·
OSTI ID:5475681
EFFECT OF COBALT 60 AND X-RAY ON INFECTIVITY OF CYSTICERCOIDS OF HYMENOLEPIS DIMINUTA
Journal Article
·
Fri Apr 01 00:00:00 EST 1960
· Journal of Parasitology (U.S.)
·
OSTI ID:5475681
Related Subjects
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
DIMERS
PHOTOREACTIVATION
RADIOINDUCTION
DNA
BIOLOGICAL RADIATION EFFECTS
CESTODES
ELECTROPHORESIS
ENZYME ACTIVITY
EXTREME ULTRAVIOLET RADIATION
RATS
ANIMALS
BIOLOGICAL EFFECTS
BIOLOGICAL RECOVERY
BIOLOGICAL REPAIR
ELECTROMAGNETIC RADIATION
HELMINTHS
MAMMALS
NUCLEIC ACIDS
ORGANIC COMPOUNDS
PLATYHELMINTHS
RADIATION EFFECTS
RADIATIONS
RECOVERY
REPAIR
RODENTS
ULTRAVIOLET RADIATION
VERTEBRATES
560114* - Radiation Effects on Biochemicals- In Animals- (-1987)
560153 - Radiation Effects on Animals- Invertebrates- (-1987)
DIMERS
PHOTOREACTIVATION
RADIOINDUCTION
DNA
BIOLOGICAL RADIATION EFFECTS
CESTODES
ELECTROPHORESIS
ENZYME ACTIVITY
EXTREME ULTRAVIOLET RADIATION
RATS
ANIMALS
BIOLOGICAL EFFECTS
BIOLOGICAL RECOVERY
BIOLOGICAL REPAIR
ELECTROMAGNETIC RADIATION
HELMINTHS
MAMMALS
NUCLEIC ACIDS
ORGANIC COMPOUNDS
PLATYHELMINTHS
RADIATION EFFECTS
RADIATIONS
RECOVERY
REPAIR
RODENTS
ULTRAVIOLET RADIATION
VERTEBRATES
560114* - Radiation Effects on Biochemicals- In Animals- (-1987)
560153 - Radiation Effects on Animals- Invertebrates- (-1987)