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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...
Renewal of Intestinal Stem Cells01:23

Renewal of Intestinal Stem Cells

The intestinal epithelial lining rapidly renews every 4 to 5 days. The renewal is facilitated by intestinal stem cells (ISCs) located at the base of the crypt– a gland located at the bottom of each villus. ISCs divide asymmetrically to form new stem cells and progenitor daughter cells. The daughter cells are called transit-amplifying (TA) cells which move upwards along the crypt and either differentiate into absorptive cells– the enterocytes or secretory cells– including the goblet,...
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:...
Adult Stem Cells01:33

Adult Stem Cells

Stem cells are undifferentiated cells that divide and produce more stem cells or progenitor cells that differentiate into mature, specialized cell types. All the cells in the body are generated from stem cells in the early embryo, but small populations of stem cells are also present in many adult tissues including the bone marrow, brain, skin, and gut. These adult stem cells typically produce the various cell types found in that tissue—to replace cells that are damaged or to continuously renew...
Mesenchymal Stem Cells01:19

Mesenchymal Stem Cells

Mesenchymal stem cells (MSCs) are adult stem cells that can differentiate into most connective tissue cell types, except for hematopoietic cells, depending upon the source of MSCs. For example, bone-marrow-derived MSCs (BM-MSCs) can differentiate into osteocytes, hepatocytes, and pancreatic and neuronal cells. MSCs can be isolated from various sources such as bone marrow, placenta, adipose tissue, teeth, and Wharton’s jelly, a gelatinous substance in the umbilical cord. The ease of their access...

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Related Experiment Video

Updated: Jun 19, 2026

Discovery of Driver Genes in Colorectal HT29-derived Cancer Stem-Like Tumorspheres
06:52

Discovery of Driver Genes in Colorectal HT29-derived Cancer Stem-Like Tumorspheres

Published on: July 22, 2020

Colorectal cancer stem cells.

Paul Salama1, Cameron Platell

  • 1School of Surgery, University of Western Australia, Nedlands, WA 6009, Australia. salamp01@student.uwa.edu.au

ANZ Journal of Surgery
|November 3, 2009
PubMed
Summary

Colonic stem cells are crucial for gut regeneration but can become cancerous. Targeting these cancer stem cells is vital for effective colon cancer treatment and preventing recurrence.

Area of Science:

  • Gastroenterology
  • Oncology
  • Stem Cell Biology

Background:

  • Somatic stem cells in the colon's crypts are vital for epithelial regeneration.
  • These stem cells are regulated by a niche of myofibroblasts.
  • Mutations in colonic stem cells are hypothesized to initiate cancer development.

Purpose of the Study:

  • To review the biology of normal and malignant colonic stem cells.
  • To discuss the role of colonic stem cells in cancer initiation and progression.
  • To highlight the resistance of cancer stem cells to conventional therapies.

Main Methods:

  • Literature review of studies on colonic stem cell biology.
  • Analysis of cancer stem cell characteristics and behavior.
  • Discussion of therapeutic implications for colon cancer treatment.

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A Three-dimensional Model of Spheroids to Study Colon Cancer Stem Cells

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

Published on: May 11, 2016

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Last Updated: Jun 19, 2026

Discovery of Driver Genes in Colorectal HT29-derived Cancer Stem-Like Tumorspheres
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Discovery of Driver Genes in Colorectal HT29-derived Cancer Stem-Like Tumorspheres

Published on: July 22, 2020

A Three-dimensional Model of Spheroids to Study Colon Cancer Stem Cells
06:38

A Three-dimensional Model of Spheroids to Study Colon Cancer Stem Cells

Published on: January 22, 2021

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

Main Results:

  • A small subpopulation of cancer cells (<1%) exhibits stem cell-like properties and drives tumor regeneration.
  • Colonic stem cells are resistant to standard chemotherapy and radiotherapy.
  • These resistant stem cells may lead to cancer recurrence post-treatment.

Conclusions:

  • Cancer stem cells are key drivers of colon cancer.
  • Targeting cancer stem cells is a promising strategy for future colon cancer therapies.
  • Understanding colonic stem cell biology is essential for developing effective treatments.