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Stem cells and cancer.

JeanMarie Houghton1, Alexei Morozov, Iva Smirnova

  • 1Department of Medicine, GI Division, University of Massachusetts Medical School, LRB-Second Floor, Room 209, 364 Plantation Street, Worcester, MA 01605-2324, United States. jeanmarie.houghton@umassmed.edu

Seminars in Cancer Biology
|June 10, 2006
PubMed
Summary
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This review explores the historical evolution of cancer initiation theories, highlighting the cancer stem cell concept. It discusses evidence for cancer stem cells originating from bone marrow, including cancer stroma cells.

Area of Science:

  • Oncology
  • Cancer Biology
  • Stem Cell Research

Background:

  • The cellular origin of cancer has been a long-standing debate in cancer research.
  • Understanding cancer initiation and progression is crucial for developing effective therapies.

Purpose of the Study:

  • To provide a historical overview of cancer initiation and progression theories.
  • To present the cancer stem cell (CSC) concept and review supporting literature.
  • To discuss the potential bone marrow origin of CSCs and cancer stroma cells.

Main Methods:

  • Literature review of historical cancer research.
  • Synopsis of theories on cancer initiation and progression.
  • Presentation and discussion of evidence for cancer stem cells.

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  • Inclusion of original research findings on CSC origin.

    • Main Results:

    • Cancer research theories have evolved significantly over time.
    • The cancer stem cell hypothesis offers a framework for understanding tumor development.
    • Evidence suggests a potential bone marrow origin for cancer stem cells and associated stroma.

    Conclusions:

    • The concept of cancer stem cells provides a unifying model for cancer initiation and progression.
    • Further research into the cell of origin, particularly bone marrow-derived cells, is warranted.
    • Understanding the cellular source of cancer is key to targeted therapeutic strategies.