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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.
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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...
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Stem cells are undifferentiated cells that divide and produce different types of cells. Ordinarily, cells that have differentiated into a specific cell type are post-mitotic—that is, they no longer divide. However, scientists have found a way to reprogram these mature cells so that they “de-differentiate” and return to an unspecialized, proliferative state. These cells are also pluripotent like embryonic stem cells—able to produce all cell types—and are therefore...
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Updated: Jul 28, 2025

Author Spotlight: Advancements in iPSCs and Genetic Disease Research
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Maturing differentiated human pluripotent stem cells in vitro: methods and challenges.

Daniele Ottaviani1,2, Menno Ter Huurne3,4, David A Elliott3,4

  • 1Department of Biology, University of Padova, Padova 35131, Italy.

Development (Cambridge, England)
|June 1, 2023
PubMed
Summary

Human pluripotent stem cells (hPSCs) offer powerful disease models but yield immature cells. Improving hPSC maturation is crucial for accurate disease research and effective drug development.

Keywords:
Cardiac maturationCardiac microtissuesCardiac organoidsEngineered heart tissuehiPSC-derived cardiomyocytes

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Area of Science:

  • Stem Cell Biology
  • Disease Modeling
  • Pharmacology

Background:

  • Human pluripotent stem cells (hPSCs) are revolutionizing disease research and drug discovery.
  • Current hPSC-derived models often feature immature cell types, resembling fetal rather than adult cells.
  • This immaturity limits their utility in studying adult-onset diseases and developing targeted therapies.

Approach:

  • Reviewing methods to induce maturation in hPSC-derived cell types, focusing on cardiomyocytes.
  • Analyzing the biological nature and challenges associated with achieving robust hPSC maturation.
  • Evaluating the integration of mature hPSC models into disease research and drug development pipelines.

Key Points:

  • hPSC-derived cells, particularly cardiomyocytes, often remain immature, hindering their application in disease modeling.
  • Significant hurdles exist in achieving and maintaining the mature phenotype of hPSC-derived cells in vitro.
  • Developing strategies for enhanced hPSC maturation is essential for advancing regenerative medicine and drug screening.

Conclusions:

  • Achieving functional maturation of hPSC-derived cells is critical for accurate disease modeling and drug development.
  • Further research is needed to overcome the challenges in hPSC maturation for translational applications.
  • Mature hPSC models hold immense promise for understanding complex human diseases and accelerating therapeutic discovery.