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장미현,이명화,김창주,신혜숙,박세근,김정선,김이화,Jang, Mi-Hyeon,Lee, Myoung-Hwa,Kim, Chang-Ju,Shin, Hye-Sook,Park, Se-Keun,Kim, Jeong-Seon,Kim, Ee-Hwa Society for Meridian and Acupoint 2005 대한침구의학회지 Vol.17 No.2
목적 : 본 연구는 봉독 약침액이 BV2 microglial cell에서 LPS로 유발된 염증반응에 대한 억제효과를 관찰하고자 하였다. 방법 : 봉독 약침액의 항염증작용을 관찰하기 위하여 BV2 microglial cell에 봉독약침액을 1시간전에 농도별$(0.1,\;1,\;100\;{\mu}g/ml)$로 전처치한 후 LPS $(5\;{\mu}g/ml)$로 24시간 동안 처리하여 RT-PCR, western blot, $PGE_2$, assay, NO synthesis assay등의 방법으로 관찰하였다. 결과 : LPS 염증유발에 의해서 BV2 microglial cell에서 COX-2 및 NOS 발현이 증가하였고, 이 러한 증가는 prostaglandin E2 및 NO 합성을 증가시켰다. 이에 반하여 봉독약침액으로 전처치한 군에서는 COX-2 및 NOS 발현을 억제시켜 결과적으로 prostaglandin 합성 및 NO 합성을 억제시킴을 확인할 수 있었다. 또한 LPS 염증유발에 의해서 활성화된 NF-kB의 발현을 억제 시켰다. 결론 : 봉독약침 액은 LPS 염증유발에 의해서 증가된 prostaglandin E2 및 NO 합성을 억제시킴으로써 여러 가지 염종질환의 치료에 유효한 효과가 있을 것으로 사려 된다.
1970년대 초반 재계의 외국인 투자 유치 활동과 그 `결과` ―기술도입과 저임금 생산 기반 형성의 `이중주`
장미현 ( Jang Mi-hyeon ) 역사문제연구소 2013 역사문제연구 Vol.17 No.2
Examined in this article are the business circle`s efforts to invite direct foreign investment, around the time of the Free Export area`s installation. They were no longer simply playing their supposed roles, as instructed by the government. They themselves were instrumental in inviting large scale investments, and as a result of their actions a 1970s` version of a Korean economy, which was based upon the acquirement of technology and the establishment of a low-wage production system, was formed. In order to create an adequate environment that would invite direct investment from foreign sources, the business circle proposed the installation of the “Im`hae Free Export Business Area.” Primary businesses to be invited there were suggested as electronics and precision instruments. This shows that the business sector was gearing up for developing the electronics industry and was in dire need of acquiring necessary technology that could be established through joint-venture investment corporations in these areas. The proposal was accepted, and the development plan for the Masan Free Export Area was approved. With the installation of a Free Export area, the business circle reinforced their efforts of advertising. And the major selling point in advertising the area was the fact that the wage of the Korean workers were generally low. The business circle also put efforts into keeping the wage of the workers (at companies which either received or would receive foreign investments) low as they promised. Before the establishment of the Free Export area the business circle had already proposed the enactment of a Special law which would restrict the labor-related rights of the workers at companies that received foreign investments. The government approved that as well. As a result, the amount of the foreigners` direct investment in Korean companies increased in the 1970s. The electronics industry also witnessed investment increase through joint-venture companies, which were accompanied by technology acquirements. Samsung and Kumsung established join-venture investment companies and acquired necessary technology that would considerably enhance their products. But the workers at those companies had to endure low wage and restriction of their rights. The wage of the workers at the companies inside the Masan Free Export area were also lower than those of the laborers working at other companies outside the free zone. The acquirement of technology, and the establishment of a low-wage production system inside the companies that had investments from the foreigners in the early 1970s, was a direct result of the business circle`s efforts to invite foreign investment. Their such initiative also demanded the workers at those companies be forced to accept a considerably low wage, which had different results for the management and the workers. Thriving company leadership and the staggering status of the workers were all results of the business circle`s policy to invite foreign investment.
신민철,장현경,장미현,김창주,김연희,김이화,Shin Min-Chul,Chang Hyun-Kyung,Jang Mi-Hyeon,Kim Chang-Ju,Kim Youn-hee,Kim Ee-Hwa 경락경혈학회 2003 Korean Journal of Acupuncture Vol.20 No.4
목적:천수근은 염증성 관절염과 염증성 장 질환 등에 사용되어왔다. 천수근이 중심회백질 신경세포에서 하행성 진통작용에 미치는 영향을 연구하였다. 방법: 중심회백질 신경세포를 분리하여 전위고정하에서 nystatin-perforated patch-clamp technique을 시행하였다. 결과: 천수근에 의하여 유발되는 이온전류는 GABA, glycine, 그리고 glutamate 수용체를 모두 활성화시켰다.
천수근이 중심회백질 신경세포에서 이온통로 조절작용에 미치는 영향
신민철 ( Min Chul Shin ),장현경 ( Hyun Kyung Chang ),장미현 ( Mi Hyeon Jang ),김창주 ( Chang Ju Kim ),김연희 ( Younhee Kim ),김이화 ( Ee Hwa Kim ) 대한경락경혈학회 2004 Korean Journal of Acupuncture Vol.20 No.4
목적: 천수근은 염증성 관절염과 염증성 장 질환 등에 사용되어왔다. 천수근이 중심회백질 신경세포에서 하행성 진통작용에 미치는 영향을 연구하였다. 방법: 중심회백질 신경세포를 분리하여 전위고정하에서 nystatin-perforated patch-clamp technique을 시행하였다. 결과: 천수근에 의하여 유발되는 이온전류는 GABA, glycine, 그리고 glutamate 수용체를 모두 활성화시켰다.
Jang, Mi-Hyeon,Shin, Min-Chul,Lim, Sabina,Han, Seung-Moo,Park, Hi-Joon,Shin, Insop,Lee, Ji-Suk,Kim, Kyoung-Ah,Kim, Ee-Hwa,Kim, Chang-Ju WHO COLLABORATING CENTRE FOR TRADITIONAL MEDICINE 2003 東西醫學硏究所 論文集 Vol.2003 No.-
To investigate whether bee venom (BV) induces apoptosis, the 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide assay, terminal deoxynucleotidyl transferasemediated dUTP nick end-labeling assay, 4,6-diamidino-2-phenylindole staining, flow cytometric analysis, and DNA fragmentation assay were performed on NCI-H1299 lung cancer cells treated with BV. Through Morphological and biochemical analyses, it was demonstrated that NCI-H1299 cells treated with BV exhibit several features of apoptosis. In addition, reverse transcription-polymerase chain reaction and prostaglandin E_(2) (PGE_(2)) immunoassay were performed to verify whether BV possesses an inhibitory effect on the expression of cyclooxygenase (COX) and PGE_(2) synthesis. Expression of COX_(2) mRNA and synthesis of PGE_(2) were inhibited by BV. These results suggest the possibility that BV may exert an anti-tumor effect on human lung cancer.