AIM: Demonstrating the Superior OTR Capacity of the jFermi Bioreactor: High-Performance Yeast Cultivation on High Sucrose Substrate. Media Preparation: According to Balázs’s suggestion for validating the OTR capacity of the jFermi bioreactor, a Saccharomyces cerevisiae cultivation was performed in a yeast extract and peptone medium with sucrose. To prepare the …