نتایج جستجو برای: dna radioprotection

تعداد نتایج: 507977  

Journal: :International Journal of Radiation Oncology*Biology*Physics 2017

B. Hu, J. Zhu, Y. Chen, Z. Ren,

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 ...

Journal: :iranian journal of radiation research 0
g. sharma neurobiology lab, department of zoology, university of rajasthan, jaipur, india r. sisodia neurobiology lab, department of zoology, university of rajasthan, jaipur, india e. meghnani mahatma gandhi institute of applied sciences, jaipur, india

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...

Journal: :iranian journal of radiation research 0
v. yurut-caloglu trakya university, faculty of medicine, departments of radiation oncology, edirne, turkey m. caloglu trakya university, faculty of medicine, departments of radiation oncology, edirne, turkey t. deniz-yalta trakya university, faculty of medicine, departments of pathology, edirne, turkey t. aktoz trakya university, faculty of medicine, departments of urology, edirne, turkey d. nurlu trakya university, faculty of medicine, departments of radiation oncology, edirne, turkey n. kilic-durankus trakya university, faculty of medicine, departments of radiation oncology, edirne, turkey

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...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 2002
Herson I Quiñones Alan F List Eugene W Gerner

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,...

Journal: :iranian journal of radiation research 0
j. zhu key laboratory of heavy ion radiation biology and medicine of chinese academy of sciences & gansu key laboratory of space radiobiology, institute of modern physics, chinese academy of sciences, lanzhou, 730000, p. r. of china z. ren key laboratory of heavy ion radiation biology and medicine of chinese academy of sciences & gansu key laboratory of space radiobiology, institute of modern physics, chinese academy of sciences, lanzhou, 730000, p. r. of china y. chen key laboratory of heavy ion radiation biology and medicine of chinese academy of sciences & gansu key laboratory of space radiobiology, institute of modern physics, chinese academy of sciences, lanzhou, 730000, p. r. of china h. ojha department of radiation genetics and epigenetics, institute of nuclear medicine and allied sciences, delhi 110054, india

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 ...

2008
Gabriel Stanescu

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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