Fig. 4From: A novel strategy for D-psicose and lipase co-production using a co-culture system of engineered Bacillus subtilis and Escherichia coli and bioprocess analysis using metabolomicsTEM analysis of recombinant B. subtilis (a–c), recombinant E. coli (d–f), and co-culture of recombinant B. subtilis and E. coli (g–i)Back to article page