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Related Concept Videos

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
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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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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 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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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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Updated: Aug 22, 2025

High Throughput Characterization of Adult Stem Cells Engineered for Delivery of Therapeutic Factors for Neuroprotective Strategies
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Stem-Cell-Based Therapy: The Celestial Weapon against Neurological Disorders.

Mohamed A Zayed1,2, Samar Sultan3,4, Hashem O Alsaab5

  • 1Physiology Department, Faculty of Medicine in Rabigh, King Abdulaziz University, Jeddah 21589, Saudi Arabia.

Cells
|November 11, 2022
PubMed
Summary
This summary is machine-generated.

Stem cell therapy shows promise for neurological disorders like Alzheimer's and Parkinson's disease. Research is exploring tailored cell types and transplantation methods to repair specific neural defects, with ongoing clinical trials.

Keywords:
Alzheimer’s diseaseHuntington’s diseaseParkinson’s diseaseamyotrophic lateral sclerosisbrain ischemic strokeneurodegenerative diseasesneuropathic painstem cellstherapy

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Area of Science:

  • Neuroscience
  • Regenerative Medicine
  • Cell Biology

Background:

  • Neurological disorders, including Alzheimer's, Parkinson's, Huntington's, Multiple Sclerosis, and ALS, lack definitive treatments.
  • These diseases stem from diverse causes like protein deposits, neurodegeneration, genetic mutations, and autoimmune responses.
  • Stem cells offer a versatile platform for cell therapy in treating these complex conditions.

Purpose of the Study:

  • To review current experimental and clinical trials of stem cell therapy for various neurological disorders.
  • To discuss different stem cell types, transplantation methods, and their observed effects.
  • To highlight future directions and potential for stem cell applications in neurology.

Main Methods:

  • Review of existing literature on stem cell therapy in animal models and human clinical trials for neurological diseases.
  • Analysis of different stem cell types (e.g., embryonic, induced pluripotent, mesenchymal) and their application strategies.
  • Examination of molecular and physiological outcomes reported in studies.

Main Results:

  • Successful preclinical studies in animal models have informed the design of clinical trials.
  • Clinical trial outcomes are varied, with some successful, some terminated, and others ongoing.
  • Different stem cell types and transplantation approaches are being investigated to address specific disease pathologies.

Conclusions:

  • Stem cell therapy holds significant potential for treating neurological disorders with unmet medical needs.
  • Tailoring cell types and therapeutic strategies to specific disease mechanisms is crucial for efficacy.
  • Continued research and clinical trials are essential to optimize stem cell therapies for neurological conditions.