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Related Concept Videos

iPS Cell Differentiation01:22

iPS Cell Differentiation

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.
Induced Pluripotent Stem Cells01:13

Induced Pluripotent Stem Cells

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 called induced pluripotent stem...

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Updated: May 23, 2026

Patterning the Geometry of Human Embryonic Stem Cell Colonies on Compliant Substrates to Control Tissue-Level Mechanics
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Tissue engineering 2.0: guiding self-organization during pluripotent stem cell differentiation.

Curtis Woodford1, Peter W Zandstra

  • 1Institute of Biomaterials and Biomedical Engineering, University of Toronto, Toronto, Ontario M5S 3G9, Canada.

Current Opinion in Biotechnology
|March 27, 2012
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Summary

Human pluripotent stem cells (hPSCs) can self-organize in vitro, offering a new path for regenerative medicine. This approach may overcome limitations in generating mature cells, like pancreatic beta cells, for therapeutic use.

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Area of Science:

  • Stem cell biology
  • Developmental biology
  • Regenerative medicine

Background:

  • Current human pluripotent stem cell (hPSC) differentiation yields fetal-like cells, limiting regenerative medicine applications.
  • Pancreatic beta cell generation requires in vivo maturation, posing a significant hurdle.

Purpose of the Study:

  • To explore in vitro self-organization of hPSC-derived cells as a novel paradigm for generating mature cell types.
  • To investigate tissue engineering strategies that mimic developmental self-organization for pancreatic development.

Main Methods:

  • Utilizing growth factors and small molecules for hPSC differentiation.
  • Investigating in vitro self-organization of hPSC-derived cells.
  • Applying tissue engineering principles to guide cell self-organization.

Main Results:

  • hPSC differentiation typically produces fetal-like cells, not fully mature functional cells.
  • In vitro self-organization is emerging as a promising alternative to traditional differentiation methods.
  • Transplantation into mice is currently needed for robust pancreatic progenitor maturation.

Conclusions:

  • hPSC self-organization in vitro presents a new paradigm for generating mature cells and tissues.
  • Tissue engineering strategies mimicking developmental self-organization could advance the creation of functional pancreatic beta cells.