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Related Concept Videos

Liver Regeneration01:24

Liver Regeneration

The liver is an important organ in vertebrates that plays an essential role in metabolism. It is also responsible for storing and redistributing nutrients such as carbohydrates, fats, and vitamins in the body. Additionally, the liver releases bile salts which are critical for digesting food and eliminating toxic metabolites from the body.
Cells of Liver
The liver comprises four major types of cells— hepatocytes, stellate, Kupffer, and sinusoidal endothelial cells. The hepatocytes are large...
Fats as Energy Storage Molecules01:06

Fats as Energy Storage Molecules

Triglycerides are a form of long-term energy storage molecules. They are made of glycerol and three fatty acids. To obtain energy from fat, triglycerides must first be broken down by hydrolysis into their two principal components, fatty acids and glycerol. This process, called lipolysis, takes place in the cytoplasm. The resulting fatty acids are oxidized by β-oxidation into acetyl-CoA, which is used by the Krebs cycle. The glycerol that is released from triglycerides after lipolysis directly...
Muscle Recovery and Fatigue01:24

Muscle Recovery and Fatigue

Muscle fatigue refers to the decline in a muscle's ability to maintain the force of contraction after prolonged activity. It primarily stems from changes within muscle fibers. Even before experiencing muscle fatigue, one may feel tired and have the urge to stop the activity. This response, known as central fatigue, occurs due to changes in the central nervous system, namely the brain and spinal cord. While there is no single mechanism that induces fatigue, it may serve as a protective response...
Gross Anatomy of the Liver01:17

Gross Anatomy of the Liver

The liver, the largest gland within the human body, is a firm and reddish-brown organ. This wedge-shaped structure weighs approximately 1.5 kg and occupies a significant portion of the right hypochondriac and epigastric regions. It extends more to the right of the body's midline than to the left.
Located under the diaphragm, the liver is almost entirely ensconced within the rib cage, providing it with substantial protection. Except for the superior most bare area, the liver's surface is covered...
Liver Physiology01:30

Liver Physiology

The liver, an essential organ in the human body, performs over 200 vital functions that can be broadly categorized into metabolic, hematological, endocrine regulation, and bile production.
Metabolic Regulation:
The liver is the central organ involved in regulating blood composition. It stabilizes blood glucose levels, maintaining them within the range of  70–110 mg/dL. When these levels drop, the liver breaks down glycogen reserves and releases glucose into the bloodstream. It can also...
Cholesterol: Significance and Regulation01:29

Cholesterol: Significance and Regulation

Although not a source of energy, cholesterol plays a significant role as a foundational structure for bile salts, steroid hormones, and vitamin D, as well as being a crucial component of plasma membranes. Approximately 15% of blood cholesterol is derived from our diet, with the remainder synthesized from acetyl CoA by the liver and intestines. Cholesterol is eliminated from the body through its conversion into bile salts, which are eventually discarded in the feces.
Considering cholesterol and...

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Related Experiment Video

Updated: Jun 26, 2026

Determination of Fatty Acid Oxidation and Lipogenesis in Mouse Primary Hepatocytes
12:11

Determination of Fatty Acid Oxidation and Lipogenesis in Mouse Primary Hepatocytes

Published on: August 27, 2015

Fat talks, liver and muscle listen.

Jerrold M Olefsky1

  • 1University of California San Diego, La Jolla, CA 92093-0673, USA. jolefsky@ucsd.edu

Cell
|September 23, 2008
PubMed
Summary

Fatty acid metabolites from adipose tissue regulate insulin sensitivity. This discovery highlights a new link between fat metabolism and glucose homeostasis, impacting liver and muscle function.

Area of Science:

  • Metabolic regulation
  • Endocrinology
  • Molecular biology

Background:

  • Fat metabolism and glucose homeostasis are intricately linked physiological processes.
  • Previous research established a connection between these two metabolic pathways.

Discussion:

  • This study identifies a specific fatty acid metabolite produced in adipose tissue.
  • This metabolite plays a crucial role in modulating insulin sensitivity.

Key Insights:

  • Adipose tissue-derived fatty acid metabolites directly influence systemic insulin sensitivity.
  • The findings reveal a novel molecular mechanism connecting fat stores to glucose regulation.

Outlook:

  • Further research can explore therapeutic strategies targeting this metabolite for metabolic disorders.

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A 3D Quantification Technique for Liver Fat Fraction Distribution Analysis Using Dixon Magnetic Resonance Imaging

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Related Experiment Videos

Last Updated: Jun 26, 2026

Determination of Fatty Acid Oxidation and Lipogenesis in Mouse Primary Hepatocytes
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Determination of Fatty Acid Oxidation and Lipogenesis in Mouse Primary Hepatocytes

Published on: August 27, 2015

Fiber Type and Subcellular-Specific Analysis of Lipid Droplet Content in Skeletal Muscle
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Fiber Type and Subcellular-Specific Analysis of Lipid Droplet Content in Skeletal Muscle

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A 3D Quantification Technique for Liver Fat Fraction Distribution Analysis Using Dixon Magnetic Resonance Imaging
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A 3D Quantification Technique for Liver Fat Fraction Distribution Analysis Using Dixon Magnetic Resonance Imaging

Published on: October 20, 2023

  • Understanding this pathway could lead to new treatments for type 2 diabetes and related conditions.