Record Details

The effect of environmental chemicals on the tumor microenvironment

ScholarsArchive at Oregon State University

Field Value
Title The effect of environmental chemicals on the tumor microenvironment
Names Casey, Stephanie C. (creator)
Vaccari, Monica (creator)
Al-Mulla, Fahd (creator)
Bisson, William H. (creator)
et al. (creator)
Date Issued 2015-06 (iso8601)
Note This is the publisher’s final pdf. The published article is copyrighted by the author(s) and published by Oxford University Press. The published article can be found at: http://carcin.oxfordjournals.org/
Abstract Potentially carcinogenic compounds may cause cancer through direct DNA damage or through indirect cellular or
physiological effects. To study possible carcinogens, the fields of endocrinology, genetics, epigenetics, medicine,
environmental health, toxicology, pharmacology and oncology must be considered. Disruptive chemicals may also
contribute to multiple stages of tumor development through effects on the tumor microenvironment. In turn, the tumor
microenvironment consists of a complex interaction among blood vessels that feed the tumor, the extracellular matrix
that provides structural and biochemical support, signaling molecules that send messages and soluble factors such as
cytokines. The tumor microenvironment also consists of many host cellular effectors including multipotent stromal
cells/mesenchymal stem cells, fibroblasts, endothelial cell precursors, antigen-presenting cells, lymphocytes and innate
immune cells. Carcinogens can influence the tumor microenvironment through effects on epithelial cells, the most
common origin of cancer, as well as on stromal cells, extracellular matrix components and immune cells. Here, we review
how environmental exposures can perturb the tumor microenvironment. We suggest a role for disrupting chemicals such
as nickel chloride, Bisphenol A, butyltins, methylmercury and paraquat as well as more traditional carcinogens, such as
radiation, and pharmaceuticals, such as diabetes medications, in the disruption of the tumor microenvironment. Further
studies interrogating the role of chemicals and their mixtures in dose-dependent effects on the tumor microenvironment
could have important general mechanistic implications for the etiology and prevention of tumorigenesis.
Genre Article
Identifier Casey, S. C., Vaccari, M., Al-Mulla, F., Al-Temaimi, R., Amedei, A., Barcellos-Hoff, M. H., ... & Felsher, D. W. (2015). The effect of environmental chemicals on the tumor microenvironment. Carcinogenesis, 36(Suppl 1), S160-S183. doi:10.1093/carcin/bgv035

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