基于WGCNA的急性损伤的编程细胞死亡相关的潜在目标的识别
1Division of Nephrology & Unit of Critical Nephrology, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, China.
Cell biology international
|March 21, 2025
概括
编程细胞死亡 (PCD) 最近涉及急性损伤 (AKI). 这项研究确定了五个关键的PCD基因,DPP4,ATF3,KIT,MSX1和SNAI2,为病提供了潜在的治疗标.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 免疫学 免疫学 免疫学
- 分子生物学分子生物学
背景情况:
- 编程细胞死亡 (PCD) 途径,包括细胞亡和调节性亡,对于细胞循环和组织稳定至关重要.
- PCD在急性病 (AKI) 发病过程中的作用以前没有被探索过.
研究的目的:
- 调查PCD途径在AKI中的参与.
- 确定与AKI中PCD相关的关键基因,并探索它们与免疫反应的相关性.
主要方法:
- 使用了基因表达概况数据集 (GSE139061) 来自基因表达综合 (GEO) 数据库.
- 进行了差异基因表达分析和加权基因共同表达网络分析 (WGCNA),以确定枢纽基因.
- 采用单个样本基因组丰富分析 (ssGSEA) 来将枢纽基因与免疫细胞透和通路激活相关联.
- 用小鼠模型验证的缺血-再输液损伤的结果.
主要成果:
- 确定了五个关键基因 (DPP4,ATF3,KIT,MSX1,SNAI2) 与AKI中PCD相关.
- 证明了这些枢纽基因与免疫细胞透和免疫通路激活之间的相关性.
- 在缺血-再输液损伤的小鼠模型中确认了基因表达模式.
结论:
- 这项研究是第一个提出PCD参与AKI病变的研究.
- 在AKI中,已识别的PCD相关基因可能通过损伤相关分子模式 (DAMPs) 调解促炎性免疫机制.
- 这些基因代表了AKI治疗的潜在治疗点.
相关概念视频
Acute Kidney Injury I: Introduction
1.4K
Introduction:Acute Kidney Injury (AKI) describes a swift decrease in kidney function occurring over hours to days, characterized by the kidneys' failure to remove waste products from the bloodstream. This leads to dangerous complications like metabolic acidosis, fluid overload, and electrolyte imbalances, such as hyperkalemia, which can cause life-threatening arrhythmias. AKI is common in both hospital and outpatient settings, often triggered by dehydration, sepsis, or exposure to nephrotoxic...
1.4K
Acute Kidney Injury II: Pathophysiology
2.3K
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...
2.3K
Acute Kidney Injury III: Clinical Manifestations
1.8K
Acute Kidney Injury (AKI) progresses through distinct clinical phases: the oliguric, diuretic, and recovery phases, each marked by unique manifestations and challenges.Oliguric Phase:The oliguric phase is the initial stage of AKI, typically lasting 10 to 14 days. This phase is marked by a significant reduction in urine output, usually less than 400 mL per day, indicating decreased kidney function. Fluid retention is a prominent feature, leading to symptoms such as edema, hypertension, and...
1.8K
Acute Kidney Injury IV: Diagnostic Studies and Prevention
559
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...
559
Acute Kidney Injury V: Interprofessional Care
527
Acute Kidney Injury (AKI) requires a collaborative healthcare approach to restore renal function and prevent complications. Essential management strategies involve monitoring fluid and electrolyte balance, adjusting medications, initiating dialysis when necessary, and providing nutritional support.Fluid and Electrolyte ManagementFluid Monitoring: Regularly monitoring body weight, central venous pressure, and urine output helps detect fluid imbalances early. Patient intake and output are...
527
Acute Kidney Injury VI: Nursing Management
788
Acute Kidney Injury (AKI) results in an inability to maintain fluid, electrolyte, and acid-base balance. Effective nursing management is critical in improving patient outcomes and includes comprehensive patient assessment and targeted interventions.Comprehensive Patient AssessmentA detailed history collection is essential, focusing on any recent infections, nephrotoxic medication use, or chronic conditions such as hypertension and diabetes that may contribute to AKI. During the physical...
788


