Metabolomic analysis reveals the browning related enzymes and metabolic pattern differences in apples of different storage periods.

Food Chem X · 2025 · PMC12242009 · PMID 40642524

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an increasing trendno p-value reported

The activities of PPO (169.30–581.74 U g −1 ), POD (1.43–4.40 U g −1 ), PAL (0.01–0.24 U g −1 ), and the content of H 2 O 2 (0.14–0.25 mmol kg −1 ) showed an increasing trend in the FC across different storage periods.

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