Fig. 1From: Efficient secretory expression of gene encoding a broad pH-stable maltose-forming amylase from Lactobacillus plantarum S21 in food-grade lactobacilli hostSDS-PAGE analysis of cell-free supernatant of L. plantarum WCFS1 (lane 1), L. plantarum WCFS1 with (lane 2) and without signal peptide construct (lane 3), L. plantarum TGL02 (lane 4), L. plantarum TGL02 with (lane 5) and without signal peptide construct (lane 6) compared with molecular weight marker (lane M). Arrow symbol indicates the expected size of α-amylaseBack to article page