自然の盾:二酸化チタンナノ粒子の暴露に対する神経保護剤としての人参
Heba Abuzaied1, Dina W Bashir2, Eman Rashad2
1Cytology and Histology Department, Faculty of Veterinary Medicine, Cairo University, Giza, Egypt. hebaabuzaied@cu.edu.eg.
Journal of molecular histology
|August 21, 2025
まとめ
パナックス人参は,二酸化チタンナノ粒子 (TiO2-NP) によって引き起こされる神経毒性に対する保護と治療効果を示しています. 人参は認知機能を改善し,TiO2-NPにさらされたラットでは酸化ストレスと脳損傷を軽減しました.
科学分野:
- ナノ毒性学
- 神経科学
- 薬理学について
背景:
- 二酸化チタンナノ粒子 (TiO2-NP) は広く利用されているが,生物システムにリスクをもたらす.
- パナックス・ジンセン は,健康 を 守る 特質 で 知ら れ て い ます.
- TiO2-NPは神経毒性を誘発し,認知機能と感情機能に影響を与える.
研究 の 目的:
- 男性ラットにおけるTiO2-NP誘発性神経毒性に対する Panax ginsengの神経保護性および治療的可能性を調査する.
- TiO2-NPsによって誘発される行動的,生化学的,組織学的変化に対する人参の影響を評価する.
主な方法:
- 35匹のオスラットは対照群,人参のみ,TiO2-NPのみ,人参で保護された群,人参で治療された群に分けられました.
- 治療は口服で30日間行われました.
- 評価には,行動検査,生化学分析 (MDA,GSH),脳組織の組織学的/免疫ヒストキミカル検査が含まれていた.
主要な成果:
- 認知能力,感情的反応力,空間認識が低下した.
- TiO2- NPsはマロンディアルデヒド (MDA) を増加させ,グルタチオン (GSH) を減少させ,酸化ストレスを示した.
- 組織学的分析では,TiO2-NPを投与されたマウスの神経損傷と真空化が示され,GFAPの免疫反応が増加した.
結論:
- チンパンジーの投与は,TiO2- NPsにさらされたラットにおける行動的欠陥を改善し,抗酸化物質のレベルを回復させた.
- 人参の治療はTiO2-NP誘発の脳組織損傷と神経炎症を軽減しました.
- パナックス・ジンセンには,TiO2-NP誘発の神経毒性に対する重要な保護効果と治療効果があります.
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