Amino acid patterns of basal broth (A) fermented with P. acidilactici FAM18098 (B), P. pentosaceus FAM19132 (C), and P. pentosaceus FAM19144 (D) for 3 days. The amino acids were separated with 2D-TLC and visualized with ninhydrin. Thr, threonine; Ser, serine; Ala, alanine; Abu, α-aminobutyrate; Orn, ornithine.