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Updated: Oct 19, 2025

Synthesis of Cationized Magnetoferritin for Ultra-fast Magnetization of Cells
Published on: December 13, 2016
Hyperthermostability of prawn ferritin nanocage facilitates its application as a robust nanovehicle for
Xiaoyi Tan1, Yu Liu2, Jiachen Zang2
1College of Food Science & Nutritional Engineering, China Agricultural University, Beijing Key Laboratory of Functional Food from Plant Resources, Beijing 100083, China; Research Center of Food Colloids and Delivery of Functionality, China Agricultural University, Beijing 100083, China.
Abstract:
The favorable physicochemical properties are essential for the application of protein-based nanovehicles in the field of biomaterials. Herein, we found that the thermal stability of Marsupenaeus japonicus ferritin (MjFer) (Tm = 109.1 ± 0.4 °C) is markedly higher than human H-chain ferritin (HuHF) (Tm = 87.7 ± 0.3 °C), although they share a high structural similarity. Multiple results indicated that the promoted thermal stability of MjFer is mainly derived from the salt bridges located at the C3 interface. Consequently, MjFer exhibits strong protective effects on encapsulated curcumin upon exposure at high temperatures. In contrast, most of the curcumin loaded HuHF composites precipitated rapidly under the same conditions. These findings elucidated the molecular mechanism of the hyperthermostability of MjFer and illustrated that MjFer could act as a robust insulation nanocarrier for bioactive compounds against various thermal treatments.
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