Figure 1 (IMAGE) Impact Journals LLC Caption Representative images of p16 immunostaining in (A) p16 cytoplasmatic (red arrow) and nuclear (blue arrow) staining in adenocarcinoma and (B) p16 cytoplasmatic staining in squamous cell carcinoma. Credit Correspondence to - Nathaniel Melling - n.melling@uke.de Usage Restrictions CCBY License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.