有毒微生物组和慢性病的进展:从纵向CKD-微生物组研究的见解
Manolo Laiola1, Laetitia Koppe2,3, Amine Larabi4
1Université Paris-Saclay, INRAE, MGP, Jouy-en-Josas, France.
Gut
|June 3, 2025
概括
慢性病 (CKD) 患者的改变肠道微生物组促进尿素毒素 (UT) 积累和纤维化. 植物性饮食可以减轻这些影响,为CKD进展提供潜在的治疗点.
科学领域:
- 微生物组研究的研究.
- 腎臟病學 (nephrology) 是一種醫學.
- 胃肠病学 胃肠病学
背景情况:
- 肠道微生物组的改变与慢性病 (CKD) 等非传染性疾病有关.
- 肠道微生物群,尿素毒素 (UTs),饮食和CKD进展之间的相互作用尚未完全理解.
研究的目的:
- 调查肠道微生物组组成,尿路,饮食和CKD严重程度/进展之间的关系.
- 通过便微生物种移植 (FMT) 评估CKD肠道微生物组在UT积累中的因果作用.
主要方法:
- 枪元基因组学分析了240名CKD患者和健康对照组的肠道微生物组.
- 一种多组学方法确定了与CKD严重程度和进展相关的特征,在一个独立的队列中得到验证.
- 在小鼠模型中进行便微生物种移植 (FMT) 实验,以评估CKD肠道微生物群对尿路和纤维化的影响.
主要成果:
- 与对照人群相比,CKD患者的肠道微生物组发生了变化,UT前体产生物种增加.
- 严重的CKD与更高的UT水平和这些物种更大的丰富性有关.
- 从CKD患者到小鼠的FMT增加了血清UT水平,加剧了纤维化,而植物性饮食减轻了微生物组的变化.
结论:
- 肠道微生物组和肠道管道在CKD病变发生过程中发挥着重要作用.
- 准微生物组是一个潜在的治疗策略,可以减缓CKD的进展.
相关概念视频
01:25Chronic Kidney Disease I: Introduction
573
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...
573
01:28Chronic Kidney Disease III: Interprofessional Care
346
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...
346
01:24Chronic Kidney Disease II: Clinical Manifestations
559
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...
559
01:30Acute Kidney Injury IV: Diagnostic Studies and Prevention
271
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...
271
01:25Urinary Tract Infection II: Pathophysiology
575
The pathophysiology of urinary tract infections (UTIs) encompasses several progressive stages, beginning with bacterial colonization and culminating in potential systemic complications if untreated. UTIs are primarily initiated by bacteria, such as Escherichia coli, which often originate from the gastrointestinal tract and migrate to the urinary system through the periurethral area. This migration can occur via several routes, including improper hygiene practices, sexual activity, or...
575
01:18Chronic Kidney Disease IV: Nursing Management
322
Nursing management is essential for preventing complications, maintaining stability, and improving patients' quality of life in chronic kidney disease (CKD). By using a structured approach, nurses help slow CKD progression and support effective patient care.1. Comprehensive patient assessmentEffective management begins with nurses reviewing the patient’s medical history, and identifying key risk factors like diabetes, hypertension, and nephrotoxic drug use. Nurses assess signs of...
322