Fig. 2 (IMAGE) Osaka University Caption (Left) Proportions of residual tumor cells in different layers of esophageal wall after NAC. Blue: residual tumor; red: no residual tumor. (Right) The four types of residual tumor cells within the esophageal wall; Type 1: Shallow remnant, Type 2: Central remnant, Type 3: Deep remnant, and Type 4: Diffuse remnant type. Credit Osaka University Usage Restrictions None 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.