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Epigallocatechin-3-gallate의 사람 비점막 섬유아세포 케모카인발현에 대한 효과
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  • Epigallocatechin-3-gallate의 사람 비점막 섬유아세포 케모카인발현에 대한 효과
  • Effect of Epigallocatechin-3-gallate on Expression of Chemokines in Human Nasal Mucosal Fibroblasts
저자명
조정제,임강현,Cho. Jeong-Je,Leem. Kang-Hyun
간행물명
생약학회지
권/호정보
2001년|32권 4호|pp.280-286 (7 pages)
발행정보
한국생약학회
파일정보
정기간행물|
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이 논문은 한국과학기술정보연구원과 논문 연계를 통해 무료로 제공되는 원문입니다.
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기타언어초록

Epigallocathechin-3-gallate (EGCG), the main polyphenol component in green tea, inhibits angiogenesis, urokinase, and matalloproteinases, and EGCG also has the antioxidative property. Recent reports proposed that EGCG may modulate the immune response on allergy or asthma. Human nasal mucosal fibroblasts are a rich source of cytokines, inflammatory mediators, and chemokines. Chemokines are important for the recruitment of leukocytes to sites of infection, which is essential in host defense. The objective of this study was to investigate the effect of EGCG on the expression of the chemokines such as RANTES (regulated upon activation, normal T cell expressed and presumably secreted), eotaxin, and interleukin-8 (IL-8) in human nasal mucosal fibroblasts after stimulation with cytokines like IL-4, tumor necrosis $factor-{alpha};(TNF-{alpha})$, and $interferon-{gamma};(IFN-{gamma})$. To detect the expression of chemokine genes, RT-PCR was performed. Expressions of RANTES, eotaxin, and IL-8 mRNA stimulated with IL-4 and $TNF-{alpha}$ were increased, respectively, while the expression of those genes incubated with $IFN-{gamma}$ was similar pattern compared to control group. Analyses of chemokine genes of cells pretreated with EGCG showed that the expressions of eotaxin, and IL-8 genes stimulated $IFN-{gamma}$ were higher compared with those not pretreated with EGCG.