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Related Concept Videos

Cancer Stem Cells and Tumor Maintenance02:40

Cancer Stem Cells and Tumor Maintenance

Early diagnosis and treatment can often cure cancer. However, even with treatment, residual cells called cancer stem cells (CSC) might remain, often causing tumor recurrence. These cancer stem cells possess the potential for self-renewal and multi-lineage differentiation and are often responsible for the therapeutic resistance displayed in most cancers.
Cancer stem cells are thought to originate from tissue-specific normal stem cells or progenitor cells. The normal stem cells usually reside in...
Cancer Stem Cells and Tumor Maintenance02:40

Cancer Stem Cells and Tumor Maintenance

Early diagnosis and treatment can often cure cancer. However, even with treatment, residual cells called cancer stem cells (CSC) might remain, often causing tumor recurrence. These cancer stem cells possess the potential for self-renewal and multi-lineage differentiation and are often responsible for the therapeutic resistance displayed in most cancers.
Cancer stem cells are thought to originate from tissue-specific normal stem cells or progenitor cells. The normal stem cells usually reside in...
Distinctive Features of Adult Stem Cells vs Cancer Stem Cells01:18

Distinctive Features of Adult Stem Cells vs Cancer Stem Cells

A stem cell is an unspecialized cell that can divide without limit as needed and can, under specific conditions, differentiate into specialized cells.
Adult stem cells
Adult stem cells are tissue-specific; hence, they divide to develop the tissue from which they originate. One type of adult stem cell is the epithelial stem cell, which gives rise to the keratinocytes in the multiple layers of epithelial cells in the epidermis of the skin. Adult bone marrow has three distinct types of stem cells:...
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.
Types of Stem Cells used in Stem Cell Therapy
The two main cell types that...
What is Cancer?02:12

What is Cancer?

Cells and tissues must meticulously coordinate their activities for the normal functioning of the human body. Therefore, they exhibit socially responsible behavior - resting, growing, dividing, differentiating, or dying - for the organism’s benefit. Cancer arises when cells divide uncontrollably and invade other tissues or organs.
Although people have known about cancer for centuries, it was only in 1761 that Giovanni Morgagni of Padua performed a detailed autopsy of patients who died from...
Regulation of Hematopoietic Stem Cells01:01

Regulation of Hematopoietic Stem Cells

All blood and immune cells are produced from the multipotent hematopoietic stem cells (HSCs) by the process of hematopoiesis. However, they all have a limited life span. In addition, many are depleted in immune surveillance or combatting an injury or infection. This makes blood one of the most regenerative tissues. Hematopoiesis helps replenish these blood and immune cells, restoring the body's normal functioning. However, overproduction of blood and immune cells can make them cancerous or...

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Related Experiment Video

Updated: Jun 8, 2026

Isolation and Characterization of a Head and Neck Squamous Cell Carcinoma Subpopulation Having Stem Cell Characteristics
11:28

Isolation and Characterization of a Head and Neck Squamous Cell Carcinoma Subpopulation Having Stem Cell Characteristics

Published on: May 11, 2016

[Basic stem cell biology and cancer].

Bo T Porse1, Ole W Petersen, Kristian Helin

  • 1Biotech Research and Innovation Centre, Københavns Universitet, Ole Maaløesvej 5, 2200 København N, Denmark. bo.porse@bric.ku.dk

Ugeskrift for Laeger
|October 6, 2010
PubMed
Summary
This summary is machine-generated.

Tumors exhibit cellular heterogeneity, similar to normal tissues. This review explores cancer stem cell and clonal evolution models, their impact on cancer understanding, and therapeutic strategies, highlighting self-renewal in cancer biology.

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Last Updated: Jun 8, 2026

Isolation and Characterization of a Head and Neck Squamous Cell Carcinoma Subpopulation Having Stem Cell Characteristics
11:28

Isolation and Characterization of a Head and Neck Squamous Cell Carcinoma Subpopulation Having Stem Cell Characteristics

Published on: May 11, 2016

Establishment of Cancer Stem Cell Cultures from Human Conventional Osteosarcoma
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Obtaining Cancer Stem Cell Spheres from Gynecological and Breast Cancer Tumors
07:01

Obtaining Cancer Stem Cell Spheres from Gynecological and Breast Cancer Tumors

Published on: March 1, 2020

Area of Science:

  • Oncology
  • Cell Biology
  • Cancer Research

Background:

  • Tumors display cellular heterogeneity, a characteristic also observed in normal tissues.
  • Understanding this heterogeneity is crucial for advancing cancer research and treatment.
  • Two prominent models, cancer stem cells and clonal evolution, attempt to explain tumor heterogeneity.

Purpose of the Study:

  • To review the cancer stem cell and clonal evolution models of tumor heterogeneity.
  • To emphasize how these models enhance the understanding of cancer.
  • To discuss their implications for developing effective cancer therapeutic strategies.

Main Methods:

  • Literature review of cancer stem cell and clonal evolution models.
  • Analysis of the role of self-renewal in cancer biology.
  • Discussion of therapeutic implications.

Main Results:

  • Both cancer stem cell and clonal evolution models offer insights into tumor heterogeneity.
  • These models have significant implications for the development of targeted cancer therapies.
  • The concept of self-renewal in stem cell biology is closely linked to cancer development.

Conclusions:

  • Cellular heterogeneity in tumors is a key area of cancer research.
  • Understanding cancer stem cells and clonal evolution is vital for improving treatment outcomes.
  • Further research into stem cell biology, particularly self-renewal, may unlock new therapeutic avenues.