Highlights•Plant–microbe interactions are central to sustainable agriculture.•Nitrogen
metabolites play essential roles in plant-growth promotion.•Pyridoxal-5′-phosphate …

Aromatic L-amino acid decarboxylases (AADCs) catalyze the conversion of aromatic L-
amino acids into aromatic monoamines that play diverse physiological and biosynthetic …

Bacillus subtilis A-5 has the capabilities of high-molecular-weight γ-PGA production,
antagonism to plant pathogenic fungi, and salt/alkaline tolerance. This multifunctional …

Abstract Background l-Tryptophan (l-Trp) derivatives such as 5-hydroxytryptophan (5-HTP)
and 5-hydroxytryptamine (5-HT), N-Acetyl-5-hydroxytryptamine and melatonin are important …

As the most abundant gram-negative bacterial order in the gastrointestinal tract,
Bacteroidales bacteria have been extensively studied for their contribution to various …

Screenings of cheese isolates revealed that the Latilactobacillus curvatus strain FAM25164
formed tryptamine and tyramine. In the present study, it was studied whether a tryptophan …

The aromatic amino acid l‐tryptophan serves as a precursor for many valuable compounds
such as neuromodulators, indoleamines and indole alkaloids. In this work, tryptophan …

Living organisms have evolved a myriad number of enzymes, which inspires reaction
engineers to reroute native biocatalytic utility into scalable synthetic purposes. One of such …

The increasing popularity of plant-based meat alternatives (PBMAs) has triggered a
contentious debate about their impact on gut health in comparison to traditional animal …

As an excellent biocatalyst, aromatic l-amino acid decarboxylase from Bacillus atrophaeus
(BaAADC) catalyzes the production of various vital aromatic biogenic amines. However, its …