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Related Concept Videos

Liver Regeneration01:24

Liver Regeneration

4.1K
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...
4.1K
Tissue Renewal without Stem Cells01:23

Tissue Renewal without Stem Cells

1.6K
After cellular or tissue damage, the resident stem cells present in the human body can locally repair and regenerate the damaged tissue or organ. However, even though some tissues do not have stem cells, they can repair and regenerate with the help of pre-existing cells. For example, beta cells of the pancreas and hepatocytes of the liver can divide to renew and regenerate the tissue. Here, both cell division and cell death are well regulated by homeostasis.
However, failure of such a system...
1.6K
Stem Cell Therapy for Tissue Regeneration01:21

Stem Cell Therapy for Tissue Regeneration

3.8K
Stem cell therapy is a method used in regenerative medicine to repair and restore function to damaged tissues and organs. Stem cells have the potential to proliferate and differentiate into various tissue types, making them ideal candidates for tissue regeneration. For example, hematopoietic stem cell transplants are commonly used in blood cancer treatment to replenish damaged bone marrow and restore healthy blood cells.
Types of Stem Cells used in Stem Cell Therapy
The two main cell...
3.8K
iPS Cell Differentiation01:22

iPS Cell Differentiation

2.2K
The ability of induced pluripotent stem cells or iPSCs to differentiate into most body cell types has stimulated repair and regenerative medicine research over the past few decades. iPSC-derived blood cells, hepatocytes, beta islet cells, cardiomyocytes, neurons, and other cell types can repair injuries or regenerate damaged tissue in diseases such as diabetes and neurodegenerative disorders.
2.2K
Stem Cell Culture01:17

Stem Cell Culture

4.5K
Stem cell research aims to find ways to use stem cells to regenerate and repair cellular damage. Over time, most adult cells undergo the wear and tear of aging and lose their ability to divide and repair themselves. Stem cells do not display a particular morphology or function. Adult stem cells, which exist as a small subset of cells in most tissues, keep dividing and can differentiate into a number of specialized cells generally formed by that tissue. These cells enable the body to renew and...
4.5K
Embryonic Stem Cells00:58

Embryonic Stem Cells

25.8K
Embryonic stem (ES) cells are undifferentiated pluripotent cells, meaning they can produce any cell type in the body. This gives them tremendous potential in science and medicine since they can generate specific cell types for use in research or to replace body cells lost due to damage or disease.
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Related Experiment Video

Updated: May 3, 2026

Isolation of CD133+ Liver Stem Cells for Clonal Expansion
12:06

Isolation of CD133+ Liver Stem Cells for Clonal Expansion

Published on: October 10, 2011

25.7K

Stem cells for liver regeneration.

N N Than1, P N Newsome2

  • 1From the Centre for Liver Research & NIHR Biomedical Research Unit in Liver Diseases, University of Birmingham, Birmingham, UK sophiathan@nhs.net.

QJM : Monthly Journal of the Association of Physicians
|January 24, 2014
PubMed
Summary
This summary is machine-generated.

Liver regeneration involves hepatocyte proliferation and activation of liver progenitor cells during severe injury. Cell therapies like stem cells may enhance this repair process, offering new avenues for liver repair treatments.

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Area of Science:

  • Hepatology and Regenerative Medicine
  • Cellular Biology and Tissue Repair

Background:

  • The liver possesses a remarkable capacity for self-repair, primarily through hepatocyte proliferation.
  • Chronic or severe liver injury necessitates the activation of alternative repair pathways involving liver progenitor cells (LPCs).
  • LPCs, situated in the canals of Hering, exhibit bipotential differentiation capacity towards hepatocytes and biliary cells.

Purpose of the Study:

  • To explore the role of liver progenitor cells in liver repair mechanisms.
  • To investigate the potential of cell therapies, including stem cells, in augmenting liver regeneration.
  • To enhance understanding of how cell-based interventions can promote liver repair for therapeutic development.

Main Methods:

  • Review of existing literature on liver injury, repair mechanisms, and cell therapies.
  • Analysis of the characteristics and functions of liver progenitor cells.
  • Examination of studies involving hematopoietic stem cells and mesenchymal stem cells in liver repair models.

Main Results:

  • Hepatocyte proliferation is the primary repair mechanism in mild liver injury.
  • Liver progenitor cells are activated in chronic or severe liver injury, contributing to regeneration.
  • Cell therapies, such as stem cells, show promise in enhancing liver repair by modulating endogenous mechanisms or reducing damage.

Conclusions:

  • Liver progenitor cells represent a critical alternative repair pathway during significant liver damage.
  • Cellular therapies offer a promising strategy to support and enhance the liver's natural regenerative capabilities.
  • Further research into cell therapy mechanisms will facilitate the development of novel pharmacological agents for liver repair.