Frontier role of extracellular vesicles in kidney disease

Bei Li1, Chen Qi2, Yifan Zhang3

  • 1Jiangsu Key Laboratory of Medical Science and Laboratory Medicine, Department of laboratory Medicine, School of Medicine, Jiangsu University, Zhenjiang, Jiangsu, 212013, China.

Journal of Nanobiotechnology
|September 20, 2024
PubMed

Insights

Extracellular vesicles (EVs) show promise for diagnosing and treating kidney diseases. Urinary EVs (uEVs) offer non-invasive monitoring, while mesenchymal stem cell-derived EVs (MSC-EVs) show therapeutic potential for renal repair.

Area of Science:

  • Nephrology
  • Biomaterials Science
  • Regenerative Medicine

Background:

  • Kidney diseases are a major global health concern, characterized by progressive renal function decline.
  • Current treatments for kidney diseases are limited, necessitating novel therapeutic and diagnostic approaches.
  • Extracellular vesicles (EVs) are emerging as key players in intercellular communication and disease pathology.

Purpose of the Study:

  • To review the multifaceted role of extracellular vesicles (EVs) in kidney diseases.
  • To explore the potential of urinary extracellular vesicles (uEVs) as non-invasive biomarkers for renal injury.
  • To examine mesenchymal stem cell-derived EVs (MSC-EVs) as therapeutic agents for kidney repair and immunomodulation.

Main Methods:

  • Systematic review of current literature on EVs in kidney disease.
  • Analysis of studies investigating uEVs for diagnostic and prognostic applications.
  • Evaluation of research on MSC-EVs for immunomodulatory and regenerative effects in renal pathophysiology.

Main Results:

  • Urinary extracellular vesicles (uEVs) provide a non-invasive method for assessing kidney injury and monitoring disease progression.
  • Mesenchymal stem cell-derived EVs (MSC-EVs) exhibit significant immunomodulatory and tissue repair capabilities.
  • Engineering of EVs can enhance their targeting specificity and therapeutic efficacy in kidney disease models.

Conclusions:

  • Extracellular vesicles (EVs) represent a promising frontier in nephrology, offering novel diagnostic and therapeutic strategies.
  • uEVs hold potential as non-invasive biomarkers for early detection and management of kidney diseases.
  • MSC-EVs present a viable therapeutic avenue for regenerative medicine approaches in kidney disease treatment.

Related Concept Videos

Overview of Exosomes01:36

Overview of Exosomes

Exosomes are stable, lipid bilayer-enclosed vesicles capable of crossing biological barriers. They can carry a wide range of molecules required for intercellular communication. Once exosomes are released from the cell where they originated, they enter a recipient cell through various pathways such as fusion, receptor-mediated endocytosis, macropinocytosis, and phagocytosis.
Stahl et al. discovered exosomes in 1983, but the exosomes were initially considered waste products released from the...
2.7K
Renal Corpuscle01:20

Renal Corpuscle

The glomerulus and Bowman's capsule are two essential components of the nephron, which is the functional unit of the kidney. These microscopic structures play a critical role in the process of blood filtration to produce urine.
Glomerulus: Structure and Function
The glomerulus is a tiny, intricate network of capillaries located at the beginning of the nephron. It's enveloped by the Bowman's capsule and receives its blood supply from an afferent arteriole, which divides into numerous...
1.7K
Nephrons01:10

Nephrons

The kidneys are intricate organs with millions of working units known as nephrons. Each nephron features two major structures: the renal corpuscle, which facilitates blood plasma filtration, and the renal tubule, which handles the glomerular filtrate. Blood supply is directly linked to the nephrons. The renal corpuscle consists of the glomerulus, a capillary network, and the Bowman's capsule, a double-walled epithelial structure that encases the glomerulus. The filtering of blood plasma...
2.2K
Renal Drug Excretion: Overview01:15

Renal Drug Excretion: Overview

As primary excretory organs, the kidneys maintain homeostasis by removing waste substances from the bloodstream. They comprise over a million units called nephrons, which serve as the kidney's functional units.
A nephron consists of two primary structures: the renal corpuscle and the renal tubule. The renal corpuscle contains the glomerulus, a network of capillaries where the first step of renal excretion, glomerular filtration, occurs. Blood pressure forces water, ions, and small molecules...
131
Drug Elimination by Renal Route: Tubular Secretion01:15

Drug Elimination by Renal Route: Tubular Secretion

Once the process of glomerular filtration is completed, blood carrying unfiltered drug molecules traverses through efferent arterioles and makes its way into the peritubular capillaries in the proximal tubule. A variety of carriers play a pivotal role in actively secreting drugs from these peritubular capillaries into the tubular fluid. The organic anion transporter transfers acidic drugs, against an electrochemical gradient, from the peritubular capillaries into the renal tubule cells and...
2.2K
Drug Elimination by Renal Route: Glomerular Filtration01:17

Drug Elimination by Renal Route: Glomerular Filtration

The kidney serves as the primary organ responsible for eliminating drugs and their metabolites from the body. This process, known as renal elimination, starts with glomerular filtration and results in urine formation. Each kidney houses millions of functional units called nephrons, where urine production takes place. A nephron has two main components: a renal corpuscle and a renal tubule. Drugs gain access to the kidney via the renal artery, which progressively branches off into afferent...
5.5K