Stromal Caveolin-1 and Caveolin-2 Expression in Primary Tumors and Lymph Node Metastases

Figure 1

Immunohistochemical staining for CAV1 (a–c) and CAV 2 (d–f) on lung cancer tissue samples. (a + d) Negative staining of stromal cells and positive staining of tumor cells in squamous cell lung cancer patients. (b + e) Weak staining of stromal and negative staining of tumor cells in adenocarcinoma patients. (c + f) Strong positive staining of stromal cells and negative staining of tumor cells in neuroendocrine tumors.

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