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Radiation and the microenvironment - tumorigenesis and therapy
Mary Helen Barcellos-Hoff1, Catherine Park, Eric G Wright
1Life Sciences Division, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, California 94720, USA. mhbarcellos-hoff@lbl.gov
Nature Reviews. Cancer
|December 6, 2005
Summary
Radiation changes the tissue microenvironment, impacting cell behavior and signaling. These radiation-induced microenvironment alterations can lead to cancer and affect cancer treatment responses.
Area of Science:
- Oncology
- Radiation Biology
- Tissue Engineering
Background:
- Radiation therapy is a cornerstone of cancer treatment.
- The tumor microenvironment plays a critical role in cancer progression and treatment response.
- Understanding radiation's effects on the microenvironment is crucial for improving therapeutic outcomes.
Purpose of the Study:
- To elucidate the persistent effects of radiation on the tissue microenvironment.
- To explore how these microenvironmental alterations influence cell phenotype, tissue composition, and intercellular communication.
- To discuss the implications of these changes for carcinogenesis and response to anticancer therapies.
Main Methods:
- The study reviews existing literature and research on radiation's impact on biological tissues.
- It analyzes changes in both soluble and insoluble components of the tissue microenvironment.
- The focus is on cellular and signaling alterations resulting from radiation exposure.
Main Results:
- Radiation induces rapid and lasting modifications to the tissue microenvironment.
- These changes affect cell phenotypes, tissue composition, and cell-cell interactions and signaling.
- The altered microenvironment can promote cancer development and influence treatment efficacy.
Conclusions:
- Radiation-induced alterations in the tissue microenvironment have significant implications for cancer development and treatment.
- Targeting these microenvironmental changes presents a potential strategy for therapeutic intervention.
- Further research into these mechanisms can lead to improved anticancer therapies.