等离子体和等离子体处理的细胞的蛋白质组学:应用于焦点和细分型淋巴结核硬化
Cerina Chhuon1,2, Luis Vicente Herrera-Marcos2, Shao-Yu Zhang2
1Proteomic Platform Necker, Université Paris Cité Structure Fédérative de Recherche SFR Necker US24, 75015 Paris, France.
International journal of molecular sciences
|August 12, 2023
概括
研究人员分析了等离子体蛋白质组,以了解焦点和细分质硬化症 (FSGS) 的复发情况. 他们在FSGS患者中发现了增加的中性粒细胞脱粒蛋白和改变的氨基酸载体,为循环因素提供了潜在的早期生物标志物.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 蛋白质组学是指蛋白质组学.
- 分子生物学分子生物学
背景情况:
- 焦点和细分质硬化症 (FSGS) 是一种严重的瘤综合征,由于未知的循环因素,在移植后经常复发.
- 由于复杂性和动态范围,直接的血蛋白质组分析具有挑战性.
- 了解这些因素对于管理FSGS复发 (rFSGS) 至关重要.
研究的目的:
- 为了比较rFSGS患者和对照者的血蛋白质.
- 为了研究暴露于患者血的 podocytes 中的早期信号事件.
- 为了确定rFSGS病原性的潜在生物标志物.
主要方法:
- 使用免疫减弱和分离,对可溶性血蛋白和细胞外囊泡 (EVs) 的差异蛋白质组分析.
- 人类受体细胞的化蛋白质组学和脂质化蛋白质组学 (raftomics) 与患者的血进行化.
- 血制备方法的比较.
主要成果:
- 从rFSGS患者的可溶和EV分数中发现参与中性粒细胞脱粒的蛋白质增加.
- 从rFSGS患者的可溶性血中降低了脂质结合蛋白.
- 从rFSGS患者的EV中增加了氨基酸载体 (mTORC1激活剂).
- 在等离子体化后,podocyte mTOR通路,自和细胞骨蛋白质的深刻差异.
结论:
- 血蛋白质和细胞信号分析揭示了FSGS复发背后的机制.
- 已识别的蛋白质集群和载体可以作为 podocytes 中循环因子活性的早期生物标志物.
- 这项研究提供了对rFSGS.病原体的洞察.
关键词:
细胞外囊泡中的细胞外囊泡.免疫缺陷 免疫缺陷 免疫缺陷 免疫缺陷脂质漂浮艇是什么意思 脂质漂浮艇是什么意思光蛋白质组学 光蛋白质组学 光蛋白质组学这是一种podocytopathy病.飞艇动画学 飞艇动画学更多相关视频
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