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Related Concept Videos

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...
Induced Pluripotent Stem Cells01:06

Induced Pluripotent Stem Cells

Stem cells are undifferentiated cells that divide and produce different cell types. Ordinarily, cells that have differentiated into a specific cell type are terminally differentiated; however, scientists have found a way to reprogram these mature cells so that they dedifferentiate and return to an unspecialized, proliferative state. These cells are pluripotent like embryonic stem cells—able to produce all cell types—and are called induced pluripotent stem cells (iPSCs).
Somatic cells are...
Stem Cell Culture01:17

Stem Cell Culture

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...
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.
Embryonic Stem Cells00:58

Embryonic Stem Cells

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 11, 2026

Use of Human Perivascular Stem Cells for Bone Regeneration
07:05

Use of Human Perivascular Stem Cells for Bone Regeneration

Published on: May 25, 2012

Engineering bone tissue substitutes from human induced pluripotent stem cells.

Giuseppe Maria de Peppo1, Iván Marcos-Campos, David John Kahler

  • 1The New York Stem Cell Foundation, New York, NY 10032, USA.

Proceedings of the National Academy of Sciences of the United States of America
|May 9, 2013
PubMed
Summary
This summary is machine-generated.

Human-induced pluripotent stem cells (hiPSCs) can be differentiated into bone-forming cells for tissue engineering. This study demonstrates their potential for creating patient-specific bone substitutes for skeletal reconstruction.

Keywords:
bone regenerationdynamic cultureembryonic stem cellsmesodermal progenitorsmicroarray analysis

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Area of Science:

  • Stem Cell Biology
  • Tissue Engineering
  • Regenerative Medicine
  • Skeletal Biology

Background:

  • Skeletal defects from congenital issues, trauma, or disease necessitate bone grafts.
  • Personalized bone substitutes offer a promising alternative to traditional grafts.
  • Human-induced pluripotent stem cells (hiPSCs) are a potential source for regenerative therapies.

Purpose of the Study:

  • To assess the suitability of hiPSCs for bone tissue engineering applications.
  • To identify hiPSC lines with robust osteogenic differentiation capacity.
  • To engineer and validate functional bone substitutes using hiPSC-derived cells.

Main Methods:

  • Induction of three hiPSC lines into mesenchymal lineages.
  • Differentiation assays, surface antigen profiling, and gene expression analysis to select optimal lines.
  • Culturing hiPSC-derived progenitors on osteoconductive scaffolds in perfusion bioreactors.
  • Subcutaneous implantation in a model to assess phenotype stability over 12 weeks.

Main Results:

  • Identified hiPSC lines with significant osteogenic differentiation potential.
  • Engineered functional bone substitutes demonstrating stable phenotypes post-implantation.
  • Perfusion bioreactor culture led to reduced cell proliferation and increased expression of bone-specific genes.

Conclusions:

  • hiPSCs are a viable cell source for engineering patient-specific bone substitutes.
  • This approach holds promise for reconstructive surgery of the skeletal system.
  • The engineered bone substitutes can serve as valuable models for studying skeletal development and disease.