نتایج جستجو برای: dna radioprotection
تعداد نتایج: 507977 فیلتر نتایج به سال:
The radiobiological effects of high atomic number and energy (HZE particles) ion beams are of interest for radioprotection in space and tumor radiotherapy. Space radiation mainly consists of heavy charged particles from protons to iron ions, which is distinct from common terrestrial forms of radiation. HZE particles pose a significant cancer risk to astronauts on prolonged space missions. With ...
background: the increasing use of nuclear radiation for human welfare necessitates the search for new, safe, cost effective radio protectors not only for the personnel’s charged with the responsibility of working or testing with radiations in laboratories, but also for general public. with this view the present study has been undertaken to determine the deleterious effects of sub lethal gamma r...
background: the aim of the study was to compare the radioprotective efficacy in the kidney of l-carnitine to that of amifostine. materials and methods: thirty three-month-old wistar albino rats were randomly assigned to four groups: group 1 (control); group 2 (irradiation alone); group 3 (amifostine plus irradiation); and group 4 (l-carnitine before irradiation). the rats in groups 2, 3, and 4...
Amifostine metabolites WR-1065 and the disulfide WR-33278 are thiol-containing polyamine analogues with potent radio- and chemoprotective properties. Some studies suggest that amifostine exerts differential cytoprotection in normal versus neoplastic tissues, but this finding remains controversial. To assess the role of the polyamine transport system in radioprotection by amifostine derivatives,...
the radiobiological effects of high atomic number and energy (hze particles) ion beams are of interest for radioprotection in space and tumor radiotherapy. space radiation mainly consists of heavy charged particles from protons to iron ions, which is distinct from common terrestrial forms of radiation. hze particles pose a significant cancer risk to astronauts on prolonged space missions. with ...
The aim of this paper is to present the recognition system of the education and training in the field of radioprotection based on the examination system and the software solutions adopted by the regulatory authority in Romania. The Romanian Radiation Protection system is in place since 1950, when the first nuclear research reactor was built and activities involving radioactive sources started t...
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