Process engineering for bioflavour production with metabolically active yeasts - a mini-review.

Area of Science:

• Biotechnology
• Metabolic Engineering
• Food Science

Background:

• Flavours are valuable biologically active molecules with broad industrial applications.
• Traditional flavour production methods include extraction and chemical synthesis.
• Emerging biotechnological approaches, such as de novo biosynthesis, offer sustainable alternatives.

Purpose of the Study:

• To provide an overview of bioflavour production in yeasts from a process-engineering standpoint.
• To discuss the potential of yeasts as efficient hosts for bioflavour synthesis.
• To illustrate challenges and strategies using specific examples of bioflavour production.

Main Methods:

• Review of current literature on yeast-based bioflavour production.
• Analysis of process engineering aspects relevant to microbial fermentation.
• Case studies focusing on 2-phenylethanol and vanillin biosynthesis in yeast.

Main Results:

• Yeasts are identified as promising production hosts for bioflavours.
• Systems biology and metabolic engineering are key enablers for efficient bioflavour synthesis.
• Process engineering strategies are crucial for optimizing yield and scalability.

Conclusions:

• Yeast fermentation presents a viable route for producing natural flavour compounds.
• Further process optimization is needed to overcome challenges in large-scale bioflavour manufacturing.
• Bioflavours produced via yeast offer sustainable and natural alternatives for various industries.