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ニームの抗微生物および抗酸化作用は,カオリンから合成された銀改変ゼオライトXを助成した

Ralph Kwakye¹, Grace Boakye¹, Bright Yaw Vigbedor¹

¹Basic Science Department, School of Basic and Biomedical Sciences, University of Health and Allied Sciences, Ho, Ghana.

|February 13, 2026

まとめ

カオリン由来ゼオライトXのネーム・アシスト・シルバー・モディフィケーションは,その抗微生物および抗酸化特性を強化します. このAg-ゼオライトXは,生物医学,食品包装,および水処理アプリケーションの潜在性を示しています.

科学分野:

材料科学材料科学とは
ナノテクノロジーナノテクノロジー
バイオテクノロジーバイオテクノロジー

背景:

カオリンから合成されたゼオライトXは,多用途の材料です.
銀 (Ag) の組み込みは,材料の性質を高めることができます.
ニーム (Azadirachta indica) は天然の生物活性化合物を提供しています.

研究の目的:

銀改変ゼオライトX (Ag-ゼオライトX) をニームを用いて合成し,特徴づけること.
Ag-zeolite X.の抗菌および抗酸化作用を評価する.
改造ゼオライトの潜在的応用を評価する.

主な方法:

カオリンからゼオライトXの合成に続いて,銀酸ナイトイオン交換が行われる.
X線微分法 (XRD),スキャニング電子顕微鏡法 (SEM),フーリエ変換赤外線法 (FT-IR),ラマン光譜法を用いた特徴付け.
最低阻害濃度 (MIC) と最小細菌/真菌濃度 (MBC/MFC) の測定法による抗菌活性試験.
DPPHとABTSのラジカルスキャビングアッセイを用いた抗酸化活性評価.

主要な成果:

XRDは,シルバーが組み込まれた後,FAUのフレームワークの保存を確認しました.
SEMは,Ag-ゼオライトXの表面異質性および集積の増加を示しました.
FT-IRとラマンスペクトロスコピーは,Ag+置換によるフレームの保持を示した.
Ag-zeolite Xは,試験された細菌と真菌に対する強力な抗菌活性を示した (MIC = 0.5-1.0 mg/mL).
Ag-ゼオライトXは,未修正ゼオライトXと比較して,抗酸化活性が著しく強化されたことを示した.

結論:

ネームを助成した銀の改変は,カオリン由来ゼオライトXの生物活性性を効果的に高めます.
ゼオライトXの結晶構造は,改変後も維持されています.
Ag-zeolite Xは,生物医学,食品包装,水処理の分野での応用が有望であることを示しています.

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