FLASH Mechanisms Track (Oral Presentations) OXYGEN DEPLETION IN ULTRA-HIGH DOSE RATES FOR PROTONS AND ELECTRONS: EXPERIMENTAL APPROACH IN WATER AND BIOLOGICAL SAMPLES. (February 2022) - Jansen, J.; Beyreuther, E.; Pawelke, J.; Karsch, L.; Schürer, M.; Kroll, F.; Brack, F.-E.; Reimold, M.; Metzkes-Ng, J.; Schramm, U.; Seco, J.