1276 Leveraging artificial intelligence (AI) models delineating tumor vs immune cell expression for scalable biomarker analysis of clinical trial samples: a digital image analysis... by David Schaer, Rosemarie Krupar, Vasiliki Pelekanou, Yuko Ishii, Simon Schallenberg, Sharon Ruane, Cornelius Böhm, Lukas Ruff, Maximilian Alber, Katja Lingelbach, Blanca Pablos, Simon Heinke, Nader Aldoj, Suhas Pandhe, Luca Pizzagalli, Maximilian Gottschalk, Bartosz Wójtowicz, Stephan Tietz, Marion Rudolph, Emmanuelle di Tomaso