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Related Concept Videos

Methods of Nuclear Reprogramming01:24

Methods of Nuclear Reprogramming

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Nuclear reprogramming is a process of transforming one cell type into an unrelated cell type by epigenetic changes that alter the cell’s original gene expression pattern. Such epigenetic changes force cells to express a different set of genes, which play a significant role in inducing transformation into other cell types. Nuclear reprogramming offers applications in reproductive cloning for livestock propagation and regenerative medicine — developing patient-specific cells for...
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Somatic to iPS Cell Reprogramming01:29

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Reprogramming alters the gene expression in somatic cells, transforming them into induced pluripotent stem (iPS) cells over several generations. Scientists can reprogram cells by introducing genes for four transcription factors—Oct4, Sox2, Klf4, and c-Myc (OSKM) by viral or non-viral methods. These factors are also known as Yamanaka factors after Shinya Yamanaka, who first generated iPS cells using mouse skin cells. Yamanaka was awarded the Nobel Prize in Physiology or Medicine in 2012...
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Stem Cell Culture01:17

Stem Cell Culture

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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 Cell Therapy for Tissue Regeneration01:21

Stem Cell Therapy for Tissue Regeneration

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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...
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iPS Cell Differentiation01:22

iPS Cell Differentiation

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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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Related Experiment Video

Updated: Jan 18, 2026

Differentiating Chondrocytes from Peripheral Blood-derived Human Induced Pluripotent Stem Cells
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[Cartilage regeneration using cell reprogramming technologies].

Noriyuki Tsumaki1

  • 1Dept. of Cell Growth and Differentiation, Center for iPS Cell Research and Application, Kyoto University, Japan.

Clinical Calcium
|October 29, 2013
PubMed
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Articular cartilage injuries do not heal naturally, leading to degeneration. Cell reprogramming technologies, including induced pluripotent stem (iPS) cells, offer promising avenues for regenerating hyaline cartilage, overcoming limitations of current treatments.

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Area of Science:

  • Biomedical Engineering
  • Regenerative Medicine
  • Stem Cell Biology

Context:

  • Articular cartilage defects often result from injury and do not heal spontaneously.
  • Current treatments like autologous chondrocyte transplantation yield fibrous tissue, not hyaline cartilage.
  • Hyaline cartilage regeneration remains a significant challenge in orthopedics.

Purpose:

  • To explore the potential of cell reprogramming technologies for articular cartilage regeneration.
  • To investigate the use of induced pluripotent stem (iPS) cells for cartilage repair.
  • To assess directed reprogramming of fibroblasts into chondrogenic cells.

Summary:

  • Injuries to articular cartilage lead to degeneration if untreated.
  • Induced pluripotent stem (iPS) cell technology allows somatic cell rejuvenation and pluripotency.
  • Directed reprogramming can convert fibroblasts into chondrogenic cells, aiding cartilage regeneration research.

Impact:

  • Cell reprogramming offers a novel strategy to generate hyaline cartilage.
  • This research could lead to improved treatments for focal articular cartilage defects.
  • Advancements in cell reprogramming may overcome limitations of current cartilage repair methods.