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Related Concept Videos

Cancer02:18

Cancer

Cancers arise due to mutations in genes involved in the regulation of cell division, which leads to unrestricted cell proliferation. Modern science and medicine have made great strides in the understanding and treatment of cancer, including eradicating cancer in some patients. However, there is still no cure for cancer. This is largely due to the fact that cancer is a large group of many diseases.
Cancer-Critical Genes II: Tumor Suppressor Genes01:05

Cancer-Critical Genes II: Tumor Suppressor Genes

Genes usually encode proteins necessary for the proper functioning of a healthy cell. Mutations can often cause changes to the gene expression pattern, thereby altering the phenotype.
When the function of certain critical genes, especially those involved in cell cycle regulation and cell growth signaling cascades, gets disrupted, it upsets the cell cycle progression. Such cells with unchecked cell cycles start proliferating uncontrollably and eventually develop into tumors.
Such genes that act...
Cancer-Critical Genes II: Tumor Suppressor Genes01:05

Cancer-Critical Genes II: Tumor Suppressor Genes

Genes usually encode proteins necessary for the proper functioning of a healthy cell. Mutations can often cause changes to the gene expression pattern, thereby altering the phenotype.
When the function of certain critical genes, especially those involved in cell cycle regulation and cell growth signaling cascades, gets disrupted, it upsets the cell cycle progression. Such cells with unchecked cell cycles start proliferating uncontrollably and eventually develop into tumors.
Such genes that act...
Cancer-Critical Genes I: Proto-oncogenes01:33

Cancer-Critical Genes I: Proto-oncogenes

Genes usually encode proteins necessary for the proper functioning of a healthy cell. Mutations can often cause changes to the gene expression pattern, thereby altering the phenotype.
When the function of certain critical genes, especially those involved in cell cycle regulation and cell growth signaling cascades, gets disrupted, it upsets the cell cycle progression. Such cells with unchecked cell cycles start proliferating uncontrollably and eventually develop into tumors.
Such genes that act...
Cancer-Critical Genes I: Proto-oncogenes01:33

Cancer-Critical Genes I: Proto-oncogenes

Genes usually encode proteins necessary for the proper functioning of a healthy cell. Mutations can often cause changes to the gene expression pattern, thereby altering the phenotype.
When the function of certain critical genes, especially those involved in cell cycle regulation and cell growth signaling cascades, gets disrupted, it upsets the cell cycle progression. Such cells with unchecked cell cycles start proliferating uncontrollably and eventually develop into tumors.
Such genes that act...
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...

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Co-Culture In Vitro Systems to Reproduce the Cancer-Immunity Cycle
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The flower code and cancer development.

Sergio Casas-Tinto1, Miguel Torres, Eduardo Moreno

  • 1Departamento de Oncología Molecular, Centro Nacional de Investigaciones Oncológicas, Instituto de Salud Carlos III, Madrid, Spain.

Clinical & Translational Oncology : Official Publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico
|January 18, 2011
PubMed
Summary
This summary is machine-generated.

Cell competition eliminates unfit cells during early cancer development. This process, involving specific gene expressions like the "flower code," maintains tissue integrity while potentially preventing tumor formation.

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Analyzing Tumor Gene Expression Factors with the CorExplorer Web Portal
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Published on: October 11, 2019

Area of Science:

  • Developmental Biology
  • Cancer Biology
  • Cellular Mechanisms

Background:

  • Early cancer development may involve a
  • Cell competition is a selection process where fitter cells outcompete and eliminate less adapted cells via apoptosis.
  • The molecular mechanisms and genes governing cell competition remain largely unknown.

Purpose of the Study:

  • To investigate the role of cell competition in the initial stages of tumor formation.
  • To explore the molecular mechanisms underlying cell competition, including cell-to-cell communication.

Main Methods:

  • Investigated cell competition as a mechanism in early cancer development.
  • Examined the "flower code" mechanism involving fwe(ubi) and fwe(Lose) isoforms for cell communication and elimination.
  • Studied the implications of cell competition in development, tissue homeostasis, and regeneration.

Main Results:

  • Cell competition involves differential gene expression, such as the "flower code," to identify and eliminate 'loser' cells.
  • Winner cells compensate for loser cell loss, maintaining total cell number and organ morphology.
  • Cell competition is proposed as a potential mechanism in the early stages of tumor development.

Conclusions:

  • Cell competition is a fundamental biological process with implications for development, tissue maintenance, and cancer.
  • The "flower code" provides a molecular basis for distinguishing and eliminating competing cells.
  • Further research is needed to fully elucidate the role of cell competition in tumorigenesis.