Interestingly, we were also able to stain caveolin-1 in human adenocarcinoma (Fig 5F), and human squamous cell carcinoma (Fig 5E), and 14 samples showed caveolin-1 positive staining The results showed heterogeneous staining of CAV-1 was observed in lung cancer patients. The gene discussed is CAV1; the disease is squamous cell carcinoma.