A multi-level study of recombinant Pichia pastoris in different oxygen conditions. - Kristin Baumann; Marc Carnicer; Martin Dragosits; Alexandra Graf; Johannes Stadlmann; Paula Jouhten; Hannu Maaheimo; Brigitte Gasser; Joan Albiol; Diethard Mattanovich; Pau Ferrer (BMC Syst. Biol., 2010)