水性オゾンとUV-C光を含む前処理は,アスペルギルス・カーボナリウスの発生率を低減し,乾燥を促進するために,レーズン生産に使用することができます
Eunice Valentina Contigiani1,2, Angela Rocío Romero-Bernal1,3, Paula Sol Pok4,5
1Instituto de Tecnología de Alimentos y Procesos Químicos (ITAPROQ), Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Universidad de Buenos Aires, Ciudad Universitaria, Ciudad Autónoma de Buenos Aires C1428, Argentina.
Foods (Basel, Switzerland)
|February 13, 2026
まとめ
水性オゾンとUV-C光を用いた革新的な事前乾燥方法は,ブドウの真菌汚染を軽減します. 組み合わせた処理により,乾燥時間が短縮され,レーズンの品質が向上し,環境に優しい代替品が提供されます.
科学分野:
- 食品科学 食品科学について
- 微生物学 微生物学とは
- 農業工学 農業工学とは
背景:
- キノコによる汚染と緩やかな脱水率は,ブドウの品質に悪影響を及ぼします.
- 既存の方法は,ブドウの安全性と品質を損なう可能性があります.
研究 の 目的:
- スルターニナブドウの乾燥前処理として水性オゾンとUV-C光を評価する.
- 菌類の汚染,乾燥運動,表皮状の構造,レーズン色の影響を評価する.
主な方法:
- ぶどうは個別にまたは順番に水性オゾン (10分-4.1mg O3 L-1) とUV-C光 (30.3 kJ m-2) で処理されました.
- 菌類 (アスペルギルス・カーボナリウス) の発生率,空気乾燥運動,表皮の超構造,レーズン色の分析が行われました.
主要な成果:
- UV-Cとオゾン+UV-Cの組み合わせによる処理は,貯蔵中のA. carbonariusの発生を大幅に減少させた.
- コンビネート・トリートメントは,未トリートメントのブドウと比較して脱水を ~31%加速し,表皮状のワックス構造を変更しました.
- UV-Cと組み合わせた治療は,脱水したブドウの茶色化を減らすのに役立ちました.
結論:
- 水性オゾンとUV-C光の組み合わせは,ブドウの有望で環境に優しい前処理です.
- このアプローチは,微生物学的質を高め,レーズン生産の乾燥プロセスを加速します.
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