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Related Concept Videos

EPS and iPS Cells in Disease Research01:21

EPS and iPS Cells in Disease Research

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Embryonic and induced pluripotent stem cells are excellent models for disease research because of their ability to self-renew and differentiate into most cell types. Somatic cells from a patient are isolated and reprogrammed into induced pluripotent stem cells or iPSCs. These iPSCs are later differentiated into the desired cell type, which mirrors the diseased cell of the patient. In this way, disease models have been created for investigating diseases such as Down syndrome, type I diabetes,...
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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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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).
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iPS Cell Differentiation01:22

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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: Dec 14, 2025

Differentiation of Human Pluripotent Stem Cells Into Pancreatic Beta-Cell Precursors in a 2D Culture System
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Modeling Type 1 Diabetes In Vitro Using Human Pluripotent Stem Cells.

Nayara C Leite1, Elad Sintov1, Torsten B Meissner2

  • 1Department of Stem Cell and Regenerative Biology, Harvard Stem Cell Institute, Harvard University, Cambridge, MA 02138, USA.

Cell Reports
|July 16, 2020
PubMed
Summary

This study models type 1 diabetes using patient cells to observe immune responses against pancreatic beta cells. This new in vitro platform helps understand autoimmune disease progression and predict outcomes.

Keywords:
disease modelingendoplasmic reticulum stressinduced pluripotent stem cell-derived β cellstype 1 diabetes

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Area of Science:

  • Immunology
  • Endocrinology
  • Stem Cell Biology

Background:

  • Autoimmune diseases like type 1 diabetes are difficult to study due to limited access to human tissues and unclear onset timing.
  • Understanding immune cell interactions with target cells is crucial for disease mechanism elucidation.

Purpose of the Study:

  • To develop an in vitro platform modeling human type 1 diabetes using patient-derived cells.
  • To investigate the autoimmune response against pancreatic beta cells in a controlled laboratory setting.

Main Methods:

  • Differentiated human induced pluripotent stem cells into pancreatic endocrine cells, including beta cells.
  • Developed an in vitro system using stress-induced, patient-derived endocrine cells and autologous immune cells.
  • Observed immune cell interactions and responses within this model.

Main Results:

  • Demonstrated a cell-type-specific autoimmune response by autologous immune cells targeting induced pluripotent stem cell-derived beta cells.
  • Observed a reduced immune effect on alpha cells compared to beta cells.
  • Validated the model's ability to replicate key features of human type 1 diabetes.

Conclusions:

  • The developed in vitro platform effectively models human type 1 diabetes.
  • This patient-derived cell system provides a novel approach to study autoimmune responses.
  • This method offers a pathway for predicting autoimmune disease outcomes using patient-specific cells.