http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
하우징용 엔지니어링 플라스틱의 제습공정에 따른 특성평가
손선영(Sunyoung SON),이도경(Do-kyung LEE),김영태(Young-tae KIM),서승한(Seunghan SEO),한동철(Dongcheul HAN),신한재(Hanjae SHIN) 대한기계학회 2009 대한기계학회 춘추학술대회 Vol.2009 No.5
Electronic material manufacturers have to invest in engineering plastic to keep pace with the rapid technological advances in the electronic industry. Engineering plastics are used as housing in various industrial fields, such as for, display, mobile phone, etc,. In this study, the effect of relative humidity on the adsorption characteristics of engineering plastic by dehumidification process. The aim of this work is to clarify the effect of dehumidification by dehumidify dryer. The properties of dehumidified PA 66 are compared with non dehumidified one. And the evaluation is carried out mechanical and thermo deformation test.
Jeong, Hyun Woo,Lee, Joo-Won,Kim, Woo Sik,Choe, Sung Sik,Kim, Kyung-Hee,Park, Ho Seon,Shin, Hyun Jung,Lee, Gha Young,Shin, Dongkyu,Lee, Hanjae,Lee, Jun Hee,Choi, Eun Bok,Lee, Hyeon Kyu,Chung, Heekyoun American Diabetes Association 2011 Diabetes Vol.60 No.2
<P><B>OBJECTIVE</B></P><P>Peroxisome proliferator–activated receptor (PPAR)-α/γ dual agonists have been developed to alleviate metabolic disorders. However, several PPARα/γ dual agonists are accompanied with unwanted side effects, including body weight gain, edema, and tissue failure. This study investigated the effects of a novel PPARα/γ dual agonist, CG301269, on metabolic disorders both in vitro and in vivo.</P><P><B>RESEARCH DESIGN AND METHODS</B></P><P>Function of CG301269 as a PPARα/γ dual agonist was assessed in vitro by luciferase reporter assay, mammalian one-hybrid assay, and analyses of PPAR target genes. In vitro profiles on fatty acid oxidation and inflammatory responses were acquired by fatty acid oxidation assay and quantitative (q)RT-PCR of proinflammatory genes. In vivo effect of CG301269 was examined in <I>db/db</I> mice. Total body weight and various tissue weights were measured, and hepatic lipid profiles were analyzed. Systemic glucose and insulin tolerance were measured, and the in vivo effect of CG301269 on metabolic genes and proinflammatory genes was examined by qRT-PCR.</P><P><B>RESULTS</B></P><P>CG301269 selectively stimulated the transcriptional activities of PPARα and PPARγ. CG301269 enhanced fatty acid oxidation in vitro and ameliorated insulin resistance and hyperlipidemia in vivo. In <I>db/db</I> mice, CG301269 reduced inflammatory responses and fatty liver, without body weight gain.</P><P><B>CONCLUSIONS</B></P><P>We demonstrate that CG301269 exhibits beneficial effects on glucose and lipid metabolism by simultaneous activation of both PPARα and PPARγ. Our data suggest that CG301269 would be a potential lead compound against obesity and related metabolic disorders.</P>