Pathway-Based Metabolomics Analysis Reveals Biosynthesis of Key Flavor Compounds in Mango

Area of Science:

• * Plant metabolomics
• * Fruit biochemistry
• * Food science

Background:

• * Mangoes are globally demanded for their sensory and nutritional qualities.
• * Improving mango flavor is key to increasing consumer demand.
• * Fruit quality is complex, necessitating understanding of flavor development pathways.

Purpose of the Study:

• * To explore biosynthetic mechanisms of key flavor compounds in mangoes.
• * To investigate five core metabolic pathways involved in mango flavor.
• * To identify relationships between flavor precursors and compounds.

Main Methods:

• * Employed a pathway-based metabolomics approach (untargeted and targeted).
• * Analyzed three distinct mango cultivars.
• * Utilized correlation analysis to link flavor precursors and compounds.

Main Results:

• * Elucidated differentially regulated metabolic flux across five key pathways.
• * Identified potential mechanisms for flavor compound formation and regulation.
• * Revealed cultivar-specific metabolic differences influencing flavor.

Conclusions:

• * Pathway-based metabolomics provides novel insights into mango flavor regulation.
• * Understanding metabolic flux is crucial for targeted improvement of mango sensory quality.
• * This study lays the groundwork for enhancing mango flavor through metabolic engineering.