Fig. 1

Kluyveromyces lactis in-gel native ADH pattern. Cells were grown for 2–3 days in YP medium supplemented with the carbon sources at 2%, unless stated in the text. Extracts from these cultures fractioned on native PAGE were stained for ADH. The migrating positions of ADH isoforms are reported on the left. The  < >  symbols indicate switch of substrate after 2 days of growth