Stem Cell Regeneration
Stem Cell Regeneration - Related Videos
07:06
Tissue Regeneration with Somatic Stem Cells
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2023
Somatic or adult stem cells, like embryonic stem cells, are capable of self-renewal but demonstrate a restricted differentiation potential. Nonetheless, these cells are crucial to homeostatic processes and play an important role in tissue repair. By studying and manipulating this cell population, scientist may be able to develop new regenerative therapies for injuries and diseases. This video first defines somatic stem cells, and then explores the role these cells play in tissue regeneration.
07:05
Use of Human Perivascular Stem Cells for Bone Regeneration
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Cited by 42 •
2012
Human perivascular stem cells (PSCs) are a novel stem cell class for skeletal tissue regeneration similar to mesenchymal stem cells (MSCs). PSCs can be isolated by FACS (fluorescence activated cell sorting) from adipose tissue procured during standard liposuction procedures, then combined with an osteoinductive scaffold to achieve bone formation in vivo.
10:03
Transplantation of Induced Pluripotent Stem Cell-derived Mesoangioblast-like Myogenic Progenitors in Mouse Models of Muscle Regeneration
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Cited by 30 •
2014
Induced pluripotent stem cell (iPSC)-derived myogenic progenitors are promising candidates for cell therapy strategies to treat muscular dystrophies. This protocol describes transplantation and functional measurements required to evaluate the engraftment and differentiation of iPSC-derived mesoangioblasts (a type of muscle progenitors) in mouse models of acute and chronic muscle regeneration.
09:46
3D Magnetic Stem Cell Aggregation and Bioreactor Maturation for Cartilage Regeneration
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Cited by 12 •
2017
Chondrogenesis from stem cells requires fine tuning the culture conditions. Here, we present a magnetic approach for condensing cells, an essential step to initiate chondrogenesis. In addition, we show that dynamic maturation in a bioreactor applies mechanical stimulation to the cellular constructs and enhances cartilaginous extracellular matrix production.
01:21
Stem Cell Therapy for Tissue Regeneration
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2023
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 types that...
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A renewing cell population must preserve enough stem cells while producing specialized descendants. Self-renewal maintains the available pool, whereas differentiation supplies cells with tissue-specific roles. Signals from the surrounding niche and developmental pathways help coordinate these opposing outcomes, allowing tissue formation, growth, and maintenance without losing the population needed for continued regeneration.
The cellular niche provides local signals that influence how stem cells divide and what developmental paths their descendants follow. These cues connect individual cell behavior with the organization of neighboring tissue. Changes in the niche can therefore affect whether regeneration supports normal tissue maintenance, development, or responses to injury.
Developmental pathways guide the decisions that determine when cells continue renewing and when they acquire specialized identities. Their activity links regeneration with the processes that build tissues during development. Studying these pathways helps explain how tissues preserve organization over time and how altered signaling may contribute to developmental disorders.
Researchers can examine how injury changes the signals surrounding stem cells and how those changes influence cell division, renewal, and differentiation. This approach connects cellular responses with restoration of tissue organization. It also helps identify why some regenerative responses support repair while disrupted signaling may be associated with poor healing.
Understanding these mechanisms supports disease modeling, tissue repair research, and regenerative medicine. Disease models can examine how abnormal signaling affects cell behavior, while repair studies focus on restoring tissue organization after damage. Regenerative medicine draws on the same principles to investigate how controlled stem cell activity might contribute to tissue restoration.
In developmental biology, regeneration provides a way to connect cell-level decisions with tissue-level outcomes. Investigators can consider how self-renewal, controlled division, differentiation, niche signals, and developmental pathways work together during formation and maintenance. This perspective also clarifies how signaling disruptions can alter development or reduce the capacity for effective healing.