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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.
Stem Cell Therapy for Tissue Regeneration01:21

Stem Cell Therapy for Tissue Regeneration

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.
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Stem Cell Culture01:17

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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...
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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Two Methods for Decellularization of Plant Tissues for Tissue Engineering Applications
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Carbohydrate engineered cells for regenerative medicine.

Jian Du1, Kevin J Yarema

  • 1Department of Biomedical Engineering, The Johns Hopkins University, USA.

Advanced Drug Delivery Reviews
|February 2, 2010
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Carbohydrates, including proteoglycans and glycosaminoglycans, are crucial for stem cell niche function. Metabolic glycoengineering offers a new way to manipulate these sugars for tissue engineering and regenerative medicine.

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Area of Science:

  • Carbohydrate chemistry
  • Developmental biology
  • Regenerative medicine

Background:

  • Carbohydrates are essential components of the stem cell niche.
  • Proteoglycans form the extracellular matrix (ECM), glycosaminoglycans (GAGs) link cells, and oligosaccharides provide cellular identity.
  • Understanding carbohydrate roles is key to stem cell research.

Purpose of the Study:

  • To review the roles of glycans in development.
  • To introduce metabolic glycoengineering as a method for manipulating cellular carbohydrates.
  • To highlight its potential in tissue engineering and regenerative medicine.

Main Methods:

  • Metabolic glycoengineering involves introducing monosaccharide analogs into cellular metabolic pathways.
  • These analogs are biosynthetically incorporated into the cell's glycocalyx.
  • This technique overcomes previous barriers in carbohydrate manipulation.

Main Results:

  • Glycans play diverse roles in cellular development and function.
  • Metabolic glycoengineering enables precise manipulation of cellular carbohydrates.
  • This approach shows promise for therapeutic applications.

Conclusions:

  • Carbohydrates are fundamental to stem cell niche organization and function.
  • Metabolic glycoengineering provides a powerful tool for studying and manipulating glycans.
  • This technique opens new avenues for regenerative medicine and tissue engineering.