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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.
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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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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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Updated: Jun 24, 2025

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Stem Cell Therapy for Myocardial Infarction and Heart Failure: A Comprehensive Systematic Review and Critical

Mohamed R Abouzid1, Ahmed Muaaz Umer2, Suman Kumar Jha3

  • 1Internal Medicine, Baptist Hospitals of Southeast Texas, Beaumont, USA.

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|June 4, 2024
PubMed
Summary

Cell-based therapies show promise for treating heart failure and ischemic heart disease, improving heart function. Further research is needed to overcome challenges like low cell engraftment and optimize treatment strategies for better outcomes.

Keywords:
adipose tissue-derived mscsangiogenesiscardiac repaircardiac stem cellschallengesinduced pluripotent stem cellsischemic heart diseasemesenchymal stem cellsstem cellsumbilical cord-derived mscs

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Area of Science:

  • Cardiovascular Research
  • Regenerative Medicine
  • Cell Biology

Background:

  • Ischemic heart disease (IHD) and heart failure necessitate innovative therapeutic strategies.
  • Cell-based cardiac repair has emerged as a promising avenue for myocardial regeneration.
  • Understanding the efficacy and challenges of current cell therapies is crucial.

Purpose of the Study:

  • To systematically review the existing literature on cell-based therapies for cardiac repair.
  • To evaluate the effectiveness of different cell types and methodologies in treating cardiac conditions.
  • To identify key challenges and future research directions in the field.

Main Methods:

  • Comprehensive literature search across major scientific databases.
  • Inclusion of 35 studies investigating various cell types and therapeutic approaches.
  • Systematic analysis of reported outcomes, mechanisms of action, and clinical challenges.

Main Results:

  • Cell-based therapies demonstrated significant improvements in left ventricular ejection fraction (LVEF).
  • Key mechanisms include enhanced angiogenesis, cell differentiation, and transplanted cell survival.
  • Identified challenges include low cell engraftment, limited differentiation, and variable reproducibility.

Conclusions:

  • Cell-based therapies hold considerable potential for treating heart disease and improving cardiac function.
  • Optimizing cell selection, delivery, dosage, and engraftment is essential for clinical success.
  • Further investigation is required to refine techniques and establish long-term efficacy for widespread application.