Skip to main content
. Author manuscript; available in PMC: 2020 Mar 1.
Published in final edited form as: J Thorac Oncol. 2018 Dec 18;14(3):377–407. doi: 10.1016/j.jtho.2018.12.005

Figure 4.

Figure 4.

Cytokeratin expression of squamous cell carcinoma in a bronchial biopsy specimen (A). Nuclear staining with p40 (BC28 Ab) supports the diagnosis (B). Both cytokeratin 7 (OVTL12/30 Ab, C) and cytokeratin 5/6 (D5/16B4 Ab, D) are positive.