PE, phosphatidylethanolamines

  • 文章类型: Journal Article
    糖脂代谢紊乱是威胁人类健康和生命的主要因素。遗传,环境,心理,细胞,和分子因素有助于其发病机制。一些研究表明,神经内分泌轴功能障碍,胰岛素抵抗,氧化应激,慢性炎症反应,肠道菌群失调是与其相关的核心病理联系。然而,糖脂代谢紊乱的潜在分子机制和治疗靶点仍有待阐明。高通量技术的进展有助于阐明糖脂代谢紊乱的病理生理学。在本次审查中,我们探索了基因组学的方法和方法,转录组学,蛋白质组学,代谢组学,和肠道微生物可以帮助识别新的候选生物标志物,用于糖脂代谢紊乱的临床管理。我们还讨论了这些疾病的多组学研究的局限性和建议的未来研究方向。
    Glycolipid metabolism disorder are major threats to human health and life. Genetic, environmental, psychological, cellular, and molecular factors contribute to their pathogenesis. Several studies demonstrated that neuroendocrine axis dysfunction, insulin resistance, oxidative stress, chronic inflammatory response, and gut microbiota dysbiosis are core pathological links associated with it. However, the underlying molecular mechanisms and therapeutic targets of glycolipid metabolism disorder remain to be elucidated. Progress in high-throughput technologies has helped clarify the pathophysiology of glycolipid metabolism disorder. In the present review, we explored the ways and means by which genomics, transcriptomics, proteomics, metabolomics, and gut microbiomics could help identify novel candidate biomarkers for the clinical management of glycolipid metabolism disorder. We also discuss the limitations and recommended future research directions of multi-omics studies on these diseases.
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  • 文章类型: Journal Article
    尽管几种人工纳米疗法已被批准用于转移性乳腺癌的实际治疗,他们低效的治疗结果,严重的不良影响,大规模生产的高成本仍然是关键的挑战。在这里,我们开发了一种替代策略,通过使用来自茶花的天然纳米载体(TFEN)特异性触发乳腺肿瘤细胞凋亡并抑制其肺转移.这些纳米载体具有理想的粒径(131nm),外泌体样形态,和负zeta电位。此外,TFEN被发现含有大量的多酚,黄酮类化合物,功能蛋白,和脂质。细胞实验表明,由于刺激活性氧(ROS)扩增,TFEN对癌细胞显示出强细胞毒性。细胞内ROS数量的增加不仅可以触发线粒体损伤,但也阻止细胞周期,导致体外抗增殖,反移民,和抗乳腺癌细胞侵袭活性。进一步的小鼠研究表明,静脉内(i.v.)注射或口服给药后的TFEN可以在乳腺肿瘤和肺转移部位积聚,抑制乳腺癌的生长和转移,并调节肠道微生物群。这项研究为通过静脉内和口服途径抑制乳腺癌及其肺转移的天然外泌体样纳米平台的绿色生产带来了新的见解。
    Although several artificial nanotherapeutics have been approved for practical treatment of metastatic breast cancer, their inefficient therapeutic outcomes, serious adverse effects, and high cost of mass production remain crucial challenges. Herein, we developed an alternative strategy to specifically trigger apoptosis of breast tumors and inhibit their lung metastasis by using natural nanovehicles from tea flowers (TFENs). These nanovehicles had desirable particle sizes (131 nm), exosome-like morphology, and negative zeta potentials. Furthermore, TFENs were found to contain large amounts of polyphenols, flavonoids, functional proteins, and lipids. Cell experiments revealed that TFENs showed strong cytotoxicities against cancer cells due to the stimulation of reactive oxygen species (ROS) amplification. The increased intracellular ROS amounts could not only trigger mitochondrial damage, but also arrest cell cycle, resulting in the in vitro anti-proliferation, anti-migration, and anti-invasion activities against breast cancer cells. Further mice investigations demonstrated that TFENs after intravenous (i.v.) injection or oral administration could accumulate in breast tumors and lung metastatic sites, inhibit the growth and metastasis of breast cancer, and modulate gut microbiota. This study brings new insights to the green production of natural exosome-like nanoplatform for the inhibition of breast cancer and its lung metastasis via i.v. and oral routes.
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