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Anti-Fatigue Effects of Fermented Rhodiola rosea Extract in Mice
Kang, Dong-Zhou,Hong, Hee-Do,Kim, Kyung-Im,Choi, Sang Yoon The Korean Society of Food Science and Nutrition 2015 Preventive Nutrition and Food Science Vol.20 No.1
Rhodiola rosea is a perennial plant which grows in the alpine regions of Europe and Asia. Although the protective effects of R. rosea extract from fatigue due to exercise stress have been reported, studies on fermented R. rosea extract remain insufficient to date. Therefore, this study was conducted to examine the protective effects of fermented R. rosea extract against fatigue and exercise stress. As a result, fermented R. rosea extract was found to significantly increase swimming time, hepatic superoxide dismutase content, and serum lactate dehydrogenase in mice, while decreasing serum blood urea nitrogen content compared to R. rosea extract. Given the above results, it is considered that fermented R. rosea extract effectively protects against fatigue caused by strenuous exercise.
Anti-Fatigue Effects of Fermented Rhodiola rosea Extract in Mice
Dong-Zhou Kang,Hee-Do Hong,Kyung-Im Kim,Sang Yoon Choi 한국식품영양과학회 2015 Preventive Nutrition and Food Science Vol.20 No.1
Rhodiola rosea is a perennial plant which grows in the alpine regions of Europe and Asia. Although the protective effects of R. rosea extract from fatigue due to exercise stress have been reported, studies on fermented R. rosea extract remain insufficient to date. Therefore, this study was conducted to examine the protective effects of fermented R. rosea extract against fatigue and exercise stress. As a result, fermented R. rosea extract was found to significantly increase swimming time, hepatic superoxide dismutase content, and serum lactate dehydrogenase in mice, while decreasing serum blood urea nitrogen content compared to R. rosea extract. Given the above results, it is considered that fermented R. rosea extract effectively protects against fatigue caused by strenuous exercise.
Effects of Fermented Ginseng Extracts on Tumor Metastasis in Mice
Dong Zhou Kang,Dan Liu,Seon Yoong Jo,강태봉,Jin Moo Lee,서형주,Ae-jung Kim,윤택준 한국식품과학회 2010 Food Science and Biotechnology Vol.19 No.6
This study was demonstrated that the fermentation of gingseng increases its biological activities,by comparing the anti-tumor and immunostimulating activities of fermented gingseng extracts (FginE) with those of non-fermented ginseng (GinE). In the experimental lung metastasis of colon26-M3.1 carcinoma, the intraperitoneal (i.p.) or peroral (p.o.) administration of FginE showed stronger anti-tumor metastatic activities than those of GinE. When stimulating 2 kinds of extract on macrophages,FginE was shown to have a higher production of interleukin (IL)-12 than GinE. In addition, treatment with FginE induced tumoricidal activity of peritoneal macrophages against colon26-M3.1 cells. When Peyer's patch was cocultured with FginE, the proliferation of these cells and granulocyte macrophage-colony stimulating factor (GMCSF)production were induced. In an assay for natural killer (NK) cell activity, an i.p. administration of FginE significantly augmented NK cytotoxicity against Yac-1tumor cells. Fermented ginseng extracts promotes antitumor activities to inhibit tumor metastasis, and its antitumor effects are associated with the enhancement of systemic as well as mucosal immune systems.
Controlled Assembly for Well-Defined 3D Bioarchitecture Using Two Active Enzymes
Kim, Dong Chung,Sohn, Jung Inn,Zhou, Dejian,Duke, Thomas A. J.,Kang, Dae Joon American Chemical Society 2010 ACS NANO Vol.4 No.3
<P>This paper reports that a bioarchitecture with two different active enzymes can be fabricated conveniently on a prepatterned surface by highly selective surface-templated layer-by-layer (LBL) assembly by coupling a bilayer of avidin/biotin-lactate oxidase (biotin-LOD) with a bilayer of avidin/biotin-horseradish peroxidase (biotin-HRP). The two different active enzymes can be utilized as excellent building blocks for the fabrication of well-defined 3D nanostructures with precise control of the position and height on the surface. In addition, the LBL assembled bienzyme structures are highly functional, and bioarchitectures based on LOD and HRP-mediated coupling reaction can be employed in a number of viable biosensing applications.</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/ancac3/2010/ancac3.2010.4.issue-3/nn900610u/production/images/medium/nn-2009-00610u_0002.gif'></P>