LAB	Lactic acid bacteria
BCAA	Branched-chain amino acids
mTOR	Mechanistic target of rapamycin
CEP	Cell-envelope proteinases
KACC	Korean Agricultural Culture Collection
MRS	De Man, Rogosa and Sharpe
BCP	Bromocresol purple
PCA	Plate Count Agar
PCR	Polymerase chain reaction
PVDF	Polyvinylidene fluoride
LC-MS/MS	Liquid chromatography-tandem mass spectrometry
PTFE	polytetrafluoroethylene
HPLC	High-performance liquid chromatography
HILIC	Hydrophilic interaction liquid chromatography
ESI	Electrospray ionization
SRM	Selected reaction monitoring
UV	Ultraviolet
DDW	Double-distilled water
SD	Standard deviation
Opp	Oligopeptide permease
BCAT	Branched-chain amino acid transaminase
ADI	Arginine deiminase pathway
ATP	Adenosine triphosphate
FDA	Food and Drug Administration
SSF	Solid-state fermentation
WGS	Whole-genome sequencing
MLST	Multilocus sequence typing