Fig. 5From: Combined strategies for improving expression of Citrobacter amalonaticus phytase in Pichia pastoris Changes in phytase activity of strain 6c/HAC1 after ten cultivations. The phytase activity of strain 6c/HAC1 after ten sub-cultivations with 96-h methanol induction. All activities were compared with the activity of the original clone, with GS115/HKA as the background sampleBack to article page