TABLE 6.
Amino acid precursors | Biogenic amine | Chemical structure and formula | Main microorganisms producing amino acid decarboxylase |
---|---|---|---|
Histidine | Histamine | C5H9N3 |
Hafnia alvei, Morganella morganii, Klebsiella pneumonia, Morganella psychrotolerans, Photobacterium phosphoreum, Photobacterium psychrotolerans |
Tryptophan | Tryptamine | C10H12N2 | ‐ |
Tyrosine | Tyramine | C8H11NO |
Enterococcus (Ent. faecalis, Ent. faecium) Lactobacillus (Lact. curvatus; Lact. brevis) Leuconostoc spp, Carnobacterium spp Staphylococcus spp |
Phenylalanine | 2‐Phenylethylamine |
C8H11N |
Enterococcus, Lactobacillus curvatus, Staphylococcus (S. carnosus) |
Hydroxytryptophan | Serotonine | nd | ‐ |
Lysine | Cadavérine | NH2(CH2)5NH2 |
Enterobacteriaceae (Citrobacter, Klebsiella, Escherichia, Proteus, Salmonella et Shigella) Pseudomonadaceae, Shewanellaceae |
Ornithine; arginine | Putrescine | NH2(CH2)4NH2 |
Enterobacteriaceae (Citrobacter, Klebsiella, Escherichia, Proteus, Salmonella et Shigella) Pseudomonadaceae, Shewanellaceae |
Ornithine; arginine | Spermine | C10H26N4 | ‐ |
Ornithine; arginine | Spermidine | C7H19N3 | ‐ |