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Se-Ra Lee,Jung-Min Yon,Mi-Ra Kim,Yan-Jin,In-Jeoung Baek,Yun-Bae Kim,Byeongwoo Ahn,Beom-Jun Lee,Sang-Yoon Nam,Young Won Yun 한국실험동물학회 2007 Laboratory Animal Research Vol.23 No.1
To understand the antioxidative effect of licorice on the female reproductive system, we analyzed the mRNA expression patterns of glutathione peroxidase (GPx) family (type 1-4) in the ovary and uterus of rats exposed to licorice. Licorice, the root of the leguminous Glycyrrhiza, is one of the most frequently employed botanicals in foods and traditional medicines, which is known to have antioxidant, anti-tumor, anti-allergic and antiviral activities, in addition to estrogenic properties. However, there is no report on the effects of licorice in the reproductive organs. Licorice extracts (0, 0.5, 1, and 2 g/㎏ body weight) were treated to 8-week-old female rats for 4 weeks daily per oral. Total RNAs were extracted from ovary and uterus and then RT-PCR analysis was performed with the specific primers of each GPx enzyme. In ovaries, GPx1, GPx3, and GPx4 mRNA levels were slightly decreased compared with those of control group. Especially, GPx3 mRNA expression was decreased dose-dependantly in ovaries. However, GPx2 mRNA was weakly increased in ovary. On the contrary, the gene expression of GPx1-3 in uteri tended to increase slightly compared to control group. GPx4 mRNA expression was decreased by 0.5 g/㎏ of licorice in uterus, but increased by treatment with 1 and 2 g/㎏ of licorice. These findings indicate that licorice maybe differently influenced on the antioxidant systems of ovary and uterus.
Se-Ra Lee,Jung-Min Yon,Mi-Ra Kim,Yan Jin,In-Jeoung Baek,Yun-Bae Kim,Byeongwoo Ahn,Beom-Jun Lee,Young Won Yun,Sang-Yoon Nam 한국실험동물학회 2007 Laboratory Animal Research Vol.23 No.1
Licorice, the root of the leguminous Glycyrrhiza, is one of the most frequently employed botanicals in foods and traditional medicines, which is composed of triterpene saponins, flavonoids, polysaccharides, pectins, simple sugars, amino acids, mineral salts, and various other substances. To investigate whether licorice affects on the antioxidant system of male reproductive organs, we analyzed the mRNA expression pattern of glutathione peroxidase (GPx) family (type 1-4) in the reproductive tissues including testes, epididymides, prostates, and seminal vesicles of rats exposed to licorice. Licorice extracts (0, 0.5, 1, and 2 g/㎏ body weight) were treated to 6-week-old-male rats for 4 weeks daily per oral. Total RNAs were extracted from the male reproductive tissues, and then RT-PCR was performed with the specific primers of each GPx enzyme. The GPx1 mRNA expression was similar to control group in testes, epididymides, and seminal vesicles, but was significantly increased in the prostates exposed to 0.5, 1, and 2 g/㎏ of licorice. There was no significant difference in the expression of GPx2 mRNA among control group and licorice-treated groups. The GPx3 mRNA was weakly increased except for 2 g/㎏ group in testes, but was weakly decreased in epididymides. GPx4 mRNA was not changed in testes, but was slightly decreased in epididymides, seminal vesicles, and prostates by 0.5 and 2 g/㎏ of licorice. These findings indicate that licorice affects the expression of GPx genes in male reproductive system.
Development of analysis method for pyrifluquinazon residues in agricultural commodities
Se Ra Won,Nam Suk Kang,Yoon Jung Kang,Ho Won Chang,Sung Ho Woo,Hyang Min Ahn,Su Jin Kim,Su Zie Choi,Si Woo Bark,Gil Ran Kang,Gyeong Jun Kim,Jae I Kim,Tae Seok Kang,Woo Seong Kim 한국분석과학회 2016 학술대회논문집 Vol.2016 No.11