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KMID : 0357520180410020157
Journal of Radiological Science and Technology
2018 Volume.41 No. 2 p.157 ~ p.162
Radiation Protective Effect of Selenium and Folic Acid Mixtures in the Development of Congenital Anomalies Following Radiation Exposure to the Fetus of Perinatal Female White Rats
Jung Do-Young

Choi Hyung-Seok
Kim Jang-Oh
Shin Ji-Hye
Kim Joo-Hee
Park Gyeong-Jin
Min Byung-In
Abstract
This study is a search for radiation protection effects of radiation exposure on the organogenic period during the prenatal period, which is known to be the most likely to have congenital malformations by radiation exposure. To study the radiation protection for the mixture of selenium that is strong antioxidant and folic acid that is essential vitamin for DNA synthesis, 2 Gy of radiation was irradiated to pregnant female rats. then, after 14 days of fetal birth, observing blood components, SOD(Superoxide Dismutase), histological changes and external malformations. There was a significant protective effect to reduce blood cell damage(p<0.05) in the irradiation group after selenium and folic acid mixture were administered than irradiation group, and the activation of SOD which is antioxidant enzymes was increased. In addition, confirmed the effect of suppressing the expression of apoptosis of small intestinal cells and the reduction of cerebral cortex layer reduction by radiation. thus, it was confirmed that the congenital malformations were reduced as a result of these protective effects. Based on these results, selenium and folic acid mixture may reduce the incidence of congenital malformations, and it will reduce the damage of the fetus caused by the exposure of the organogenic period due to accidents.
KEYWORD
Selenium , Folic acid , Congenital Malformations , Antioxidant , Radiation protection
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