光的多糖体准肠-大脑轴:揭示了一种改善因衰老引起的认知障碍和氧化应激的新机制
Youmeng Chen1, Xiaoxiong Zeng2, Xinrong Gong3
1Department of Food Science and Engineering, Ningbo University, Ningbo, 315211, PR China; Department of Pharmacy, Lishui Central Hospital, The Fifth Hospital Affiliated to Wenzhou Medical University, Lishui, 323000, PR China.
甘光多糖 (GLP) 可能通过调节肠道微生物群和减少神经炎症来改善认知功能. 这种传统的提取物显示出对抗与年龄相关的认知衰退的前景.
科学领域:
- 神经科学是一个神经科学.
- 微生物学 微生物学
- 药理学 药理学是指药理学的学科.
背景情况:
- 全球人口老龄化正在增加认知功能障碍障碍.
- 肠-大脑轴 (GBA) 调解肠道微生物群和中枢神经系统 (CNS) 之间的通信,影响认知功能.
- 甘光多糖 (GLP) 是一种传统药用的生物活性化合物.
研究的目的:
- 审查GLP的生物活性.
- 探索衰老中的神经退行机制.
- 通过肠道微生物群调节,提出GLP作为与年龄相关的认知功能障碍的潜在治疗方法.
主要方法:
- 对GLP,GBA和认知衰老的现有文献进行系统审查.
- 分析GLP对肠道微生物群组成和短链脂肪酸 (SCFA) 水平的影响.
- 检查GLP对神经炎症,氧化应激和突触可塑性标记物的影响.
主要成果:
- GLP调节肠道微生物群,降低Firmicutes/Bacteroidetes比率并增加乳酸菌的丰度.
- GLP抑制微质过度活化和神经炎症,减轻氧化应激.
- GLP增强了突触相关蛋白和来自大脑的神经营养因子 (BDNF) 的表达.
结论:
- 在改善认知功能方面,GLP显示出潜在的潜力,特别是在衰老的背景下.
- 调节肠道微生物群和减少神经炎症是GLP作用的关键机制.
- GLP代表了一种有希望的天然化合物,可以通过肠-大脑轴来解决与年龄相关的认知衰退.
更多相关视频
08:27Establishment of a Valuable Mimic of Alzheimer's Disease in Rat Animal Model by Intracerebroventricular Injection of Composited Amyloid Beta Protein
Published on: July 29, 2018
08:17A Mouse Model of Orthopedic Surgery to Study Postoperative Cognitive Dysfunction and Tissue Regeneration
Published on: February 27, 2018
相关概念视频
Aging
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
Cognitive Enhancers: Cholinesterase Inhibitors and NMDA Receptor Antagonists
Alzheimer's Disease: Treatment
Pharmacodynamics in Geriatric Patients: Effects of Age
Alzheimer's Disease: Overview
The clinical diagnosis of AD hinges on the presence of memory and other cognitive impairments. Biomarkers, such as changes in Aβ...
