Microbial-Derived γ-Aminobutyric Acid: Synthesis, Purification, Physiological Function, and Applications.

Area of Science:

• Biotechnology
• Biochemistry
• Food Science

Background:

• Gamma-aminobutyric acid (GABA) is a crucial nonprotein amino acid found naturally.
• Current production methods include chemical synthesis, plant enrichment, and microbial production.
• Microbial production is gaining traction due to its safety and environmental advantages.

Purpose of the Study:

• To comprehensively review GABA sources and synthesis methods.
• To elucidate factors influencing microbial GABA production.
• To detail GABA isolation, purification, physiological functions, and applications.

Main Methods:

• Literature review of GABA production, purification, and applications.
• Analysis of microbial fermentation processes for GABA.
• Synthesis of natural and biotechnological GABA production pathways.

Main Results:

• Microbial production presents a sustainable route for GABA.
• Effective isolation and purification are critical for industrial applications.
• GABA exhibits significant physiological functions and broad applicability.

Conclusions:

• Understanding GABA's production and properties is key to its expanded utilization.
• Further research can optimize microbial GABA production and applications.
• GABA holds potential for improving human health and various industries.