肠道微生物组调解慢性病和认知功能障碍之间的因果关系:一个门德尔的随机化研究
Lv Zhou1, Zhitian Wang1, Mengxue Wang1
1Department of neurology, Zhongda Hospital, School of Medicine, Jiangsu Provincial Key Laboratory of Brain Science and Medicine, Southeast University, Nanjing, 210009, China.
Physiology & behavior
|August 17, 2025
概括
慢性病 (CKD) 因果影响认知功能障碍. 肠道微生物组调解了这种关系,为认知衰退提供了潜在的治疗点.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 神经学 神经学
- 微生物组研究 微生物组研究
背景情况:
- 慢性病 (CKD) 与认知功能障碍之间的联系仍在争论中.
- 在CKD引起的认知障碍背后的机制尚未完全理解.
研究的目的:
- 调查CKD和认知功能障碍之间的潜在遗传因果关系.
- 探索肠道微生物组在这种关系中的调解作用,使用孟德尔随机化.
主要方法:
- 利用两样本的孟德尔随机化与15个全基因组关联研究 (GWAS) 数据集.
- 包括CKD特征,认知特征和肠道微生物群的数据集.
主要成果:
- 建立了CKD和认知功能障碍之间的因果关系.
- 确定了肠道微生物组作为一个关键的媒介.
- 指出了肌素与认知表现的正相关性,并将特定的微生物,如Eubacterium fissicatena群,作为潜在的影响者.
结论:
- 证实了CKD和认知功能障碍之间的因果关系.
- 肠道微生物群在这种关联中起着重要的调解作用.
相关概念视频
Chronic Kidney Disease I: Introduction
67
Chronic Kidney Disease (CKD) arises when the kidneys progressively lose their ability to function, ultimately leading to end-stage renal disease. At this advanced stage, the kidneys can no longer filter waste or maintain essential body functions, requiring renal replacement therapy (RRT) through dialysis or a kidney transplant for survival.Early-stage chronic kidney disease and detection challengesIn CKD's early stages, symptoms often remain absent because healthy nephrons compensate for...
67
Chronic Kidney Disease II: Clinical Manifestations
91
Chronic Kidney Disease (CKD) progressively impairs multiple body systems due to the accumulation of uremic toxins, which disrupt cellular functions across various organs.Neurologic symptomsNeurologic symptoms often arise early in CKD, as uremic toxin buildup drives changes in cognitive and motor functions. Patients frequently experience fatigue, headache, confusion, difficulty concentrating, and, in severe cases, seizures. Peripheral neuropathy commonly manifests as burning sensations in the...
91
Chronic Kidney Disease III: Interprofessional Care
80
Chronic kidney disease (CKD) requires collaborative and comprehensive management. CKD progresses through stages and can lead to end-stage kidney disease (ESKD) if untreated. Interprofessional collaboration and patient education are crucial, enabling patients to manage their health and improve their quality of life.Diagnostic approach for chronic kidney diseaseThe diagnosis of CKD primarily focuses on the glomerular filtration rate (GFR), which assesses kidney function by measuring how well...
80
Factors Affecting Renal Clearance: Renal Impairment
160
Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
160
Acute Kidney Injury II: Pathophysiology
73
Acute kidney injury (AKI) causes are categorized into three primary categories based on the location of the injury: prerenal, intrarenal (or intrinsic), and postrenal causes. This classification guides clinical management and illustrates how different pathways can impair kidney function.Etiology and Pathophysiology of Acute Kidney Injury1. Prerenal causesEtiology: Prerenal Acute Kidney Injury, the most common type, occurs when reduced blood flow to the kidneys decreases filtration capacity...
73
Acute Kidney Injury IV: Diagnostic Studies and Prevention
57
Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
57


