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Inflammatory reaction versus endogenous peroxisome proliferator- activated receptors expression, re-exploring secondary organ complications of spontaneously hypertensive rats
  • ISSN号:0366-6999
  • 期刊名称:《中华医学杂志:英文版》
  • 时间:0
  • 分类:R544.1[医药卫生—心血管疾病;医药卫生—临床医学;医药卫生—内科学]
  • 作者机构:[1]Murad Research Institute for Modernized Chinese Medicine, Shanghai University of Traditional Chinese Medicine, Shanghai 201203, China, [2]Tianjin Medical University General Hospital, Tianjin 300052, China, [3]Division of Nitric Oxide and Inflammatory Medicine, E-Institute of Shanghai Universities, Shanghai 201203, China, [4]Department of Integrative Biology and Pharmacology, Institute of Molecular Medicine, University of Texas Medical School, 6431 Fannin, Houston, TX 77030, USA
  • 相关基金:This work was supported by grants from E-Institutes for Nitric Oxide and Inflammatory Medicine of Shanghai Universities (No. E-04010); Key Project of Shanghai Committee of Science & Technology (No. 05JC14056); Key Project of Shanghai Municipal Education Commission (No. 05ZZ11); National Natural Science Foundation of China (No. 30500169).
中文摘要:

在高血压的脉管的墙中的长期的病理学的变化可以施加的背景多重机关 systems.Accumulating 证据上的破坏效果显示煽动性的反应涉及 hypertension.Three peroxisome 的病理学的变化 激活proliferator 的受体( PPAR )被识别了: PPAR ,PPAR/,和 PPAR ,所有哪个有多重生物效果,特别这研究的 inflammation.The 目的抑制是评估 PPAR isoforms 表示侧面在里面

英文摘要:

Background The chronic pathological changes in vascular walls of hypertension may exert destructive effects on multiple organ systems. Accumulating evidence indicates that inflammatory reactions are involved in the pathological changes of hypertension. Three peroxisome proliferator-activated receptors (PPARs) have been identified: PPARa, PPARβ/δ, and PPARγ, all of which have multiple biological effects, especially the inhibition of inflammation. The aim of this study was to evaluate PPAR isoforms expression profile in important organs of spontaneously hypertensive rats (SHR) and to understand the modulation of endogenous PPAR isoforms under inflammatory condition. Methods l]ssues (kidney, liver, heart, and brain) were dissected from SHR and age-matched control Wistar-Kyoto rats (WKY) to investigate the abundance of PPAR isoforms and PPAR-responsive genes (acyI-CoA oxidase and CD36). The expression of CCAAT/enhancer-binding protein 6 (C/EBP6), which can trans-activate PPARγ expression, was also observed. The inflammatory response was analyzed by the expression of inflammatory mediators inducible nitric oxide synthase (iNOS), intercellular adhesion molecule-1 (ICAM-1), vascular cell adhesion molecule-1 (VCAM-1), E-selectin, interleukin-1 beta (IL-1β), and tumor necrosis factor alpha (TNFα), and formation of carbonyl and nitrated proteins. Results The expressions of 3 PPAR isoforms and PPAR-responsive genes were markedly upregulated in SHR compared with those of WKY. Specifically, the expression of PPARa protein in the kidney, liver, heart and brain increased by 130.76 %, 91.48%, 306.24%, and 90.70%; PPARβ/δ upregulated by 109.34%, 161.98%, 137.04%, and 131.66%; PPARγ increased by 393.76%, 193.17%, 559.29%, and 591.18%. In consistent with the changes in PPARy, the expression of C/EBPδ was also dramatically elevated in SHR. Inflammatory mediators expressions were significantly increased in the most organs of SHR than WKY. As a consequence, increased formation of

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期刊信息
  • 《中华医学杂志:英文版》
  • 中国科技核心期刊
  • 主管单位:中国科协
  • 主办单位:中华医学会
  • 主编:
  • 地址:北京东四西大街四十二号
  • 邮编:100710
  • 邮箱:cmj@cma.org.cn
  • 电话:010-85158321
  • 国际标准刊号:ISSN:0366-6999
  • 国内统一刊号:ISSN:11-2154/R
  • 邮发代号:2-920
  • 获奖情况:
  • 1997、1998、1999年获中国科协优秀科技期刊择优资...,1992、1997年连续两年荣获全国优秀科技期刊和中国...,中国期刊方阵双高期刊
  • 国内外数据库收录:
  • 美国化学文摘(网络版),英国农业与生物科学研究中心文摘,荷兰文摘与引文数据库,荷兰医学文摘,美国生物医学检索系统,美国科学引文索引(扩展库),美国生物科学数据库,日本日本科学技术振兴机构数据库,中国中国科技核心期刊
  • 被引量:3319