Review Article

Gene Expression Analysis of In Vitro Cocultures to Study Interactions between Breast Epithelium and Stroma

Figure 1

Intra- and extratumoral microenvironments and cellular components of these compartments. Cell types present in the extratumoral and intratumoral microenvironment are similar and include fibroblasts, immune cells, endothelial cells, and mesenchymal stem cells. Abundance and signaling of these cells vary widely between and within individuals with cancer.
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