Tremella mesenterica由来の多糖類の構造解明と保湿性
Geu-Rim Song1, Hye-Ryung Park2, Hye-Won Lee1
1Development Team, Skin Research Team, Department of Skin & Natural Products Lab, Kolmar Korea Co., Ltd., Seoul 06800, Republic of Korea.
Molecules (Basel, Switzerland)
|January 28, 2026
まとめ
Tremella mesenterica多糖類(TMP)は、皮膚バリアタンパク質と水分補給因子を増強することにより、有望な保湿効果を示す。この黄色いキクラゲ誘導体は、化粧品や医薬品に利点をもたらす可能性がある。
科学分野:
- 生化学
- 皮膚科学
- 菌学
背景:
- 薬用キノコであるTremella mesentericaは、伝統的に使用されてきた。
- 多糖類は、様々な生物学的活性を有することが知られている。
- 多糖類の構造と機能の関係を理解することは、応用にとって重要である。
研究 の 目的:
- Tremella mesenterica多糖類(TMP)の構造特性を解明すること。
- TMPのin vitroでの保湿性を評価すること。
- TMPの効果をTremella fuciformis多糖類(TFP)およびヒアルロン酸(HA)と比較すること。
主な方法:
- 酵素支援抽出によるTMPの単離。
- メチル化およびガスクロマトグラフィー質量分析(GC-MS)による構造解析。
- 定量的逆転写ポリメラーゼ連鎖反応(qRT-PCR)および免疫細胞化学(ICC)による遺伝子およびタンパク質発現の評価。
主要な成果:
- TMPは、約143kDaの分子量と特異的な単糖組成を有する。
- TMPは、アクアポリン-3(AQP3)、ヒアルロン酸合成酵素-2(HAS2)、フィラグリン(FLG)などの主要な保湿因子の発現を上方制御した。
- TMPは、ヒアルロン酸合成酵素-3(HAS3)のタンパク質レベルを著しく増強した。
結論:
- TMPは、皮膚の水分補給とバリア機能を調節することにより、著しいin vitroでの保湿性を示す。
- TMPの構造特性は、保湿剤としての有効性を支持する。
- TMPは、化粧品、食品、バイオポリマー、医薬品への応用が期待される候補である。
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