Related Experiment Video
Updated: Jul 4, 2025
10:24
Assessing the Viability of a Synthetic Bacterial Consortium on the In Vitro Gut Host-microbe Interface
Published on: July 4, 2018
11.6K
[Oral microbiota and liver].
Sylvie Lê1, Matthieu Minty1, Émile Boyer2
1Département dentaire, université Paul Sabatier III (UPS), Toulouse, France - Service d'odontologie Toulouse, CHU Toulouse, Toulouse, France - UMR1297 Inserm, équipe InCOMM (Intestine ClinicOmics Metabolism & Microbiota), Institut des maladies métaboliques et cardiovasculaires (I2MC), université Paul Sabatier, Toulouse, France.
Medecine Sciences : M/S
|February 1, 2024
Summary
The liver performs vital functions including nutrient storage, fat digestion, protein synthesis, and detoxification. Liver diseases like hepatitis and cirrhosis involve hepatocyte damage and scar tissue formation.
Area of Science:
- Hepatology and biochemistry
- Cellular biology and pathology
Context:
- The liver is a central organ for metabolic homeostasis and detoxification.
- Liver diseases, including viral hepatitis, drug-induced hepatitis, fibrosis, and cirrhosis, represent significant health burdens.
- These conditions are characterized by damage to liver cells (hepatocytes) and subsequent scar tissue formation.
Purpose:
- To provide a comprehensive overview of the liver's essential biological functions.
- To outline the pathological processes involved in major liver diseases.
- To highlight the clinical significance of understanding liver structure and function.
Summary:
- The liver is crucial for nutrient metabolism (glycogen, triglycerides), fat digestion, plasma protein synthesis, and detoxification of xenobiotics.
- Hepatocytes are the primary functional cells of the liver, responsible for these diverse metabolic and synthetic activities.
- Liver diseases lead to the replacement of functional hepatocytes with fibrotic scar tissue, impairing liver function.
Impact:
- Understanding liver function is key to diagnosing and managing liver diseases.
- This knowledge underpins research into novel therapeutic strategies for conditions like hepatitis, fibrosis, and cirrhosis.
- Highlights the critical role of hepatocytes in maintaining overall health and the consequences of their damage.
Related Concept Videos
01:27Liver Histology
793
The microscopic anatomy of the liver is a complex and intricate system that comprises numerous structural units known as liver lobules, each of which is comparable in size to a sesame seed. These hexagonal structures consist of plates of liver cells or hepatocytes, which are characterized by their versatility and abundance of cellular apparatus like rough and smooth ER, Golgi apparatus, peroxisomes, and mitochondria.
Hepatocytes perform a variety of essential functions. They secrete...
Hepatocytes perform a variety of essential functions. They secrete...
793
01:50What is Monogastric Digestion?
71.2K
The human body contains a monogastric digestive system. In a monogastric digestive system, the stomach only contains one chamber in which it digests food. Several other animal species also have monogastric digestive systems, including pigs, horses, dogs, and birds. This chapter, however, focuses on the human digestive system.
71.2K
01:30Liver Physiology
554
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...
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...
554
01:29Bacterial Flora of the Large Intestine
451
The gut microbiome is formed by a vast and diverse community of bacteria that colonizes our large intestine. These bacteria start residing in the gut from birth and continue diversifying throughout life, influenced by factors such as diet, lifestyle, and stress. The gut bacterial community also includes bacteria from food and those that enter the colon through the anus.
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
451
01:24Liver Regeneration
3.3K
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...
Cells of Liver
The liver comprises four major types of cells— hepatocytes, stellate, Kupffer, and sinusoidal endothelial cells. The hepatocytes are...
3.3K