Fig. 2
From: Gingival metastasis of a mediastinal pulmonary sarcomatoid carcinoma: a case report
The histology and immunohistochemistry of the lung tumor. a Histology. The hematoxylin and eosin (H&E) stained lung tumor tissue shows that the tumor cells contain abundant cytoplasm, erythematous and heteromorphic (× 100). b Immunohistochemistry. The data shows the partial positivity of the CKAE1/AE3 immunostaining in tumor cells. c Immunohistochemistry. The data shows the partial positivity of the vimentin immunostaining in tumor cells. d Immunohistochemistry. The data shows the partial positivity of the Ki-67 immunostaining in tumor cells