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Updated: Apr 30, 2026

Isolation of CD133+ Liver Stem Cells for Clonal Expansion
Published on: October 10, 2011
Stem/progenitor cells in liver development, homeostasis, regeneration, and reprogramming
Atsushi Miyajima1, Minoru Tanaka2, Tohru Itoh1
1Laboratory of Cell Growth and Differentiation, Institute of Molecular and Cellular Biosciences, The University of Tokyo, 1-1-1 Yayoi, Bunkyo-ku, Tokyo 113-0032, Japan.
This review explores liver stem cells, examining their role in liver regeneration and development. It discusses evidence for and against the existence of self-renewing, bipotential liver stem cells in various conditions.
Area of Science:
- Hepatology
- Stem Cell Biology
- Regenerative Medicine
Background:
- The liver is vital for homeostasis and possesses significant regenerative capabilities.
- Mature hepatocytes can proliferate after injury, complicating the study of adult liver stem cells.
- Developing liver stem/progenitor cells are well-characterized, aiding in vitro hepatocyte generation for therapies and research.
Purpose of the Study:
- To review recent advancements in characterizing liver stem cells.
- To discuss evidence supporting or refuting the existence of self-renewable and bipotential liver stem cells.
- To explore the role of these stem cells in liver development, homeostasis, regeneration, and disease.
Main Methods:
- Literature review of recent scientific advancements.
- Analysis of evidence regarding liver stem cell characteristics.
- Discussion of findings related to stem cell function in various physiological and pathological states.
Main Results:
- Hepatocyte proliferation challenges the definitive role of adult liver stem cells in regeneration.
- Developing liver stem cells are extensively studied and crucial for in vitro hepatocyte production.
- Ongoing debate exists regarding the presence and function of self-renewable, bipotential liver stem cells.
Conclusions:
- Understanding liver stem cell populations is critical for advancing regenerative medicine and cell-based therapies.
- Further research is needed to clarify the existence and precise roles of liver stem cells in different contexts.
- Characterizing liver stem cells offers potential for improved treatments for liver diseases and enhanced drug discovery.
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