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Related Concept Videos

Chronic Kidney Disease I: Introduction01:25

Chronic Kidney Disease I: Introduction

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...
Diabetic Nephropathy01:28

Diabetic Nephropathy

Definition Diabetic nephropathy is a chronic kidney complication that results from prolonged hyperglycemia.Prevalence It is the most common cause of chronic kidney disease (CKD) and end-stage renal disease (ESRD) worldwide, affecting up to half of individuals with diabetes.Pathophysiology • Sustained hyperglycemia triggers multiple hemodynamic and metabolic changes in the kidney. • Early in the disease, increased renal blood flow and glomerular hyperfiltration occur due to afferent arteriolar...
Dialysis01:27

Dialysis

Renal failure occurs when the kidneys lose their ability to filter waste products from the blood effectively. It can be classified into two types: acute renal failure (ARF) and chronic renal failure (CRF).
Acute kidney injury develops suddenly and can be caused by pre-renal causes (e.g., hypovolemia, shock), intrinsic renal causes (e.g., acute tubular necrosis), or post-renal causes (e.g., urinary obstruction). In contrast, chronic renal failure progresses gradually over time and is often...
Acute Kidney Injury III: Clinical Manifestations01:29

Acute Kidney Injury III: Clinical Manifestations

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...
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 capillaries...
Factors Affecting Renal Clearance: Renal Impairment01:17

Factors Affecting Renal Clearance: Renal Impairment

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...

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Related Experiment Video

Updated: Jul 6, 2026

Mouse Model of Acute to Chronic Kidney Disease Transition Induced by Renal Ischemia/Reperfusion Injury
07:02

Mouse Model of Acute to Chronic Kidney Disease Transition Induced by Renal Ischemia/Reperfusion Injury

Published on: February 10, 2026

Chronic deteriorating renal function and renal fibrosis.

Yoshitaka Isaka1, Shiro Takahara, Enyu Imai

  • 1Department of Advanced Technology for Transplantation, Osaka University Graduate School of Medicine, Suita, Japan.

Contributions to Nephrology
|April 9, 2008
PubMed
Summary

Chronic kidney disease involves progressive renal fibrosis, impacting function and prognosis. Understanding cytokine signaling, like transforming growth factor-Beta, may enable gene therapy for renal fibrosis.

Related Experiment Videos

Last Updated: Jul 6, 2026

Mouse Model of Acute to Chronic Kidney Disease Transition Induced by Renal Ischemia/Reperfusion Injury
07:02

Mouse Model of Acute to Chronic Kidney Disease Transition Induced by Renal Ischemia/Reperfusion Injury

Published on: February 10, 2026

Area of Science:

  • Nephrology
  • Cell Biology
  • Molecular Medicine

Background:

  • Chronic kidney diseases often feature progressive renal fibrosis, which correlates with functional decline and long-term outcomes.
  • Cell biology advances offer new insights into the molecular pathways driving renal fibrosis.
  • Cytokines, such as transforming growth factor-Beta (TGF-β), play a crucial role in tissue repair following injury.

Purpose of the Study:

  • To elucidate the molecular mechanisms underlying renal fibrosis.
  • To investigate the role of sustained cytokine expression in renal fibrosis development.
  • To explore the potential of targeting cytokine signaling for therapeutic interventions.

Main Methods:

  • Review of current literature on renal fibrosis and cytokine signaling pathways.
  • Analysis of molecular events in cell biology related to renal injury and repair.
  • Exploration of potential gene therapy applications based on understanding cytokine mechanisms.

Main Results:

  • Sustained expression of cytokines, particularly TGF-β, is identified as a key factor in the development of renal fibrosis.
  • Cytokine signaling pathways are central to the molecular events driving renal fibrosis.
  • Understanding these pathways opens avenues for novel therapeutic strategies.

Conclusions:

  • Renal fibrosis is a critical determinant of kidney function impairment and prognosis in progressive renal diseases.
  • Targeting cytokine signaling pathways, especially TGF-β, holds promise for developing effective treatments.
  • Further research into molecular mechanisms could lead to clinically applicable gene therapies for renal fibrosis.