潘特拉辛3通过P-选择蛋白/矩阵金属蛋白酶-1通路诱导血管内皮功能障碍
Albino Carrizzo1, Paola Lenzi1, Claudio Procaccini1
1From IRCCS Neuromed, Pozzilli, Italy (A.C., A.D., F.B., M.A., M.M., F.F., C.V.); University of Pisa, Department of Human Morphology and Applied Biology, Italy (P.L., F.F.); Laboratory of Immunology, Institute of Experimental Endocrinology and Oncology, National Research Council of Italy (IEOS-CNR), c/o Department of Molecular Medicine and Medical Biotechnology, University of Naples "Federico II", Napoli, Italy; (C.P., V.G.); University of Salerno, Department of Pharmaceutical Sciences, Fisciano (Salerno), Italy (G.A.); University of Salerno, Medicine and Surgery, Baronissi (Salerno), Italy (G.A., P.R., A.A.P., G.M., C.V.); Hypertension Research Center and Department of Advanced Biomedical Sciences (D.G.C., B.T.) and Department of Translational Medical Sciences (R.I.), University of Naples "Federico II", Napoli, Italy; University of Pavia, Department of Industrial and Information Engineering, Italy (A. Malovini); Department of Science and Technology, University of Sannio, Benevento, Italy (L.F.); Pathology Unit, "Istituto Nazionale Tumori, IRCCS, Fondazione Pascale," Naples, Italy (V.G.); and IRCCS Multimedica, Milan, Italy (A.A.P., G.M.).
潘特拉辛3 (PTX3) 通过损害氧化信号,直接导致血管功能障碍和高血压. 升高的PTX3,P-selectin和矩阵金属蛋白酶-1可以预测高血压中的血管问题.
科学领域:
- 心血管生物学 心血管生物学
- 内皮细胞功能 内皮细胞功能
- 分子医学是分子医学.
背景情况:
- 庞特拉辛3 (PTX3) 是一种长型庞特拉辛,与心血管疾病中的内皮功能障碍有关.
- 之前还没有研究PTX3对血管功能的直接影响.
研究的目的:
- 调查Pentraxin 3 (PTX3) 对血管功能和血压的直接影响.
- 阐明PTX3诱导的血管功能障碍的潜在分子机制.
主要方法:
- 在体外血管反应和超结构分析.
- 在野生类型和缺乏P-选择因的小鼠体内研究.
- 用人类静脉内皮细胞分离的实验.
- 与酶相关的免疫吸收试验 (ELISA) 用于血水平测量.
主要成果:
- PTX3通过P-选择蛋白/矩阵金属蛋白酶-1通路诱导内皮功能障碍和形态变化.
- PTX3通过阻碍内皮氧化合成酶从卡韦奥林-1脱离而损害氧化信号传输.
- 服用PTX3会增加小鼠的血压,而在缺乏P-选择因的小鼠中,这种效果会被消除.
- 高血压患者表现出较高的PTX3,P-selectin和矩阵金属蛋白酶-1的血水平.
结论:
- 通过确定的分子通路,PTX3直接影响血管功能和血压平衡.
- PTX3,P-selectin和矩阵金属蛋白酶-1可以作为高血压中血管功能障碍的新型预测生物标志物.
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