ノトジネソイドRb1でロードされたビゲルの製造,特徴化,およびインビトロ消化行動
Yang Luo1, Gao Xiong1, Xiao Gong2
1College of Notoginseng Medicine and Pharmacy, Wenshan University, Wenshan 663099, China.
Gels (Basel, Switzerland)
|August 28, 2025
まとめ
この研究では,口服でのノトジネソイドRb1 (Rb1) の生物利用性を改善するために,食品グレードのビゲルシステムを開発しました. ビゲルはRb1を分解から保護し,腸内での持続的な放出を保証します.
科学分野:
- 食品科学と技術
- 材料科学
- 薬理学について
背景:
- ノトジネソイドRb1 (Rb1) は健康に有益ですが,胃の分解と腸の浸透性が低いため,口内での生物利用性が低下しています.
- Rb1の治療の可能性を活用するには 効果的な投与システムを開発することが不可欠です
研究 の 目的:
- Rb1をカプセル化する食品グレードのビゲルシステムを開発し,最適化します.
- Rb1の安定性を高め,放出を制御し,経口での生物利用性を改善する.
主な方法:
- モノグリセリドと大豆油を用いたオレオゲルの製法
- ゲランガムとクサンタンガムでRb1負荷のバイナリヒドロゲルを調製する.
- ハイドロゲルのエミュルサイゼーションをTween-80で Bigelを作ります
- ハイドロゲルとオールゲルの比率の最適化
- レオロギー,コンフォカル顕微鏡,微分スキャニングカロメトリー (DSC) を用いた特徴化.
- 酸の保護と放出プロフィールを評価するための in vitro 消化試験
主要な成果:
- 優れた構造的整合性 (ピークG' = 290. 64Pa) を有する最適のビゲル製剤 (4: 6のヒドロゲル対オレゲル比) が特定されました.
- ハイカプセル化効率 (99. 91%) と水素ゲルフェーズ内の均質なRb1分布が達成されました.
- ビゲルは熱的バッファリング能力 (55 °Cでの内熱的移行) を示し,水と油の両方を保持しました.
- 胃部分解 (Rb1の放出量が5%未満) と腸内放出量の持続 (4時間後に90%以上) に対する有効な保護が確認された.
結論:
- 開発された食品グレードのビゲルシステムは,ノトジネソイドRb1を胃の分解から効果的に保護します.
- ビゲル系は,腸内でのRb1の制御された持続的な放出を可能にし,経口での放出の可能性を大幅に高めます.
- このシステムの調節可能なレオロギー,熱安定性,および食品グレードの組成は,機能的な食品および栄養薬の用途に非常に適しています.
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