TY - RPRT TI - Tube-in-tube oxygen saturator enabling precise and dynamic control of liquid-phase oxygen concentrations for human cell culture applications AU - Biermann, M. AU - Nuber, U. A. AU - Etzold, B. J. M. PY - 2026 DO - 10.64898/2026.09.03.749064 UR - https://www.biorxiv.org/content/10.64898/2026.09.03.749064v1 ID - 10.64898/2026.09.03.749064 ER -