p120-catenin expression in human skin cancer. (A) Squamous cell carcinoma (male, age 93, ID: 2809); (B) basal cell carcinoma (female, age 58, ID: 2079); (C) malignant melanoma (female, age 104, ID: 777); (D) malignant melanoma in a lymph node metastatic site (male, age 59, ID: 1414); (E) HaCaT keratinocytes; (F) SK-MEL-30 melanoma cells; (G) A431 epidermoid carcinoma cells; (H-K) immunofluorescence staining of A431 cells showing p120-catenin positivity along the plasma membrane, as well as in the cytoplasm and nucleus (green dots); blue, nucleus; red, microtubules (http://www.proteinatlas.org/).