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Related Concept Videos

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Nephrotic Syndrome is a chronic kidney disorder defined by clinical findings such as severe proteinuria, hypoalbuminemia, hyperlipidemia, and edema. These symptoms result from damage to the glomeruli, the kidney’s filtering units, increasing their permeability to proteins.Definition and Meaning:Proteinuria, defined as the loss of more than 3.5 grams of protein per day in adults, is a crucial feature of nephrotic syndrome. This condition is often accompanied by edema, the accumulation of...
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The filtration membrane in the renal system is a highly specialized structure essential for filtering blood. It consists of glomerular capillaries and podocytes, forming a selective barrier that permits the passage of water and small solutes while restricting most plasma proteins and blood cells.
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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.
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Confocal microscopy is an advanced microscopic technique. The prime advantage of the confocal microscope over other microscopy techniques is its ability to block the out-of-focus light from the illuminated samples using pinholes. It is widely used with fluorescence optics to obtain high-resolution, sharp contrast images. Unlike optical microscopes, confocal microscopes use a focused beam of light laser to scan the entire sample surface at different z-planes. These microscopes are, therefore,...
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The Glomerular Filtration Rate (GFR) is a measure of kidney function, reflecting the volume of filtrate formed per minute in the kidneys. On average, GFR is approximately 125 mL/min in males and 105 mL/min in females. Maintaining a relatively constant GFR is essential for the kidneys to effectively regulate body fluid homeostasis and maintain extracellular stability.
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Related Experiment Video

Updated: Jan 10, 2026

Nephrotic Syndrome I : Introduction
01:24

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Published on: June 19, 2025

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Insulin infusion in acute illness.

Paresh Dandona1, Priya Mohanty, Ajay Chaudhuri

  • 1Division of Endocrinology, Diabetes and Metabolism, State University of New York at Buffalo, and Kaleida Health, Buffalo, New York, New York, USA. pdandona@kaleidahealth.org

The Journal of Clinical Investigation
|August 3, 2005
PubMed
Summary

Insulin therapy reduces inflammation in intensive care patients by restoring normal blood glucose levels (euglycemia). This anti-inflammatory effect of insulin, alongside glucose

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Area of Science:

  • Endocrinology and Metabolism
  • Critical Care Medicine
  • Immunology

Background:

  • Intensive insulin therapy improves outcomes in intensive care units (ICUs).
  • Insulin exhibits anti-inflammatory effects, while glucose is proinflammatory.
  • Hyperglycemia is linked to increased inflammation and poorer clinical outcomes.

Discussion:

  • Insulin infusion to achieve euglycemia significantly reduces inflammatory markers like adhesion molecules and nitric oxide metabolites.
  • The anti-inflammatory actions of insulin may mediate the clinical benefits observed in ICU patients.
  • This highlights a dual role for insulin and glucose in both metabolic regulation and inflammatory processes.

Key Insights:

  • Restoring normal glucose levels (euglycemia) with insulin therapy markedly decreases key inflammatory mediators.
  • Insulin's anti-inflammatory properties are crucial for improving clinical outcomes in critically ill patients.
  • A novel paradigm emerges where glucose and insulin influence inflammation through distinct mechanisms.

Outlook:

  • Further research into insulin's anti-inflammatory pathways could reveal new therapeutic targets.
  • Exploring non-metabolic effects of insulin may offer novel treatment strategies for inflammatory conditions.
  • This study supports a broader understanding of glucose-insulin dynamics beyond metabolic control.