Wang Shuyue, Yu Zengzhao, Ye Lin, Xiao Dandan, Wang Puhan, Wang Yu, Wang Jianxun
School of Basic Medical Sciences, Qingdao University, Qingdao, 266071, China.
Qingdao Municipal Hospital, Qingdao, 266011, China.
Mol Cell Biochem. 2025 Jun 20. doi: 10.1007/s11010-025-05301-3.
The process of ferritinophagy, which involves the selective autophagic breakdown of ferritin triggered by nuclear receptor coactivator 4 (NCOA4), has been shown to regulate ferroptosis. Recent studies have confirmed that ferritinophagy plays a key role in the formation and progression of cardiovascular diseases. The mechanism of ferritinophagy involves the phagocytosis of ferritin by NCOA4, which binds ferritin and delivers it to the autophagosome. There, it fuses with lysosomes to degrade ferritin and release iron. This process is not only involved in iron-dependent responses, but also in the progression of a variety of human diseases, including metabolism-related diseases, neurodegenerative diseases, cardiovascular diseases, and infectious diseases. In cardiovascular diseases, ferritinophagy plays a central role in inducing ferroptosis, a mode of programmed cell death caused by lipid peroxidation. This process is regulated by intracellular iron homeostasis and reactive oxygen species production. It has been demonstrated that ferritinophagy promotes ferroptosis by increasing intracellular iron content. Furthermore, the influence of ferritinophagy in cardiovascular diseases has been further demonstrated. For instance, ischemia-reperfusion injury, atherosclerosis, myocardial disease and heart failure are all associated with ferritin levels. The early detection of ferritin levels, maintenance of iron homeostasis, prevention of iron overload and exploration of the interrelationship between ferritinophagy and cardiac diseases can provide new ideas for the prevention and treatment of cardiovascular diseases. Therapeutic options for ferritinophagy are also being explored. For instance, the inhibition of O-GlcNAcylation modification has been shown to promote ferritinophagy, which releases iron stored in ferritin and further regulates ferroptosis. Ferritinophagy has been demonstrated to play an important role in the formation and progression of cardiovascular diseases, influencing disease development by regulating iron homeostasis and ferroptosis. Future studies may further reveal the specific mechanisms and develop new therapeutic strategies.
铁蛋白自噬过程涉及由核受体辅激活因子4(NCOA4)触发的铁蛋白选择性自噬分解,已被证明可调节铁死亡。最近的研究证实,铁蛋白自噬在心血管疾病的形成和发展中起关键作用。铁蛋白自噬的机制涉及NCOA4对铁蛋白的吞噬作用,NCOA4与铁蛋白结合并将其递送至自噬体。在自噬体中,它与溶酶体融合以降解铁蛋白并释放铁。这一过程不仅参与铁依赖性反应,还参与多种人类疾病的进展,包括代谢相关疾病、神经退行性疾病、心血管疾病和传染病。在心血管疾病中,铁蛋白自噬在诱导铁死亡中起核心作用,铁死亡是一种由脂质过氧化引起的程序性细胞死亡模式。这一过程受细胞内铁稳态和活性氧产生的调节。已经证明,铁蛋白自噬通过增加细胞内铁含量来促进铁死亡。此外,铁蛋白自噬在心血管疾病中的影响得到了进一步证实。例如,缺血再灌注损伤、动脉粥样硬化、心肌病和心力衰竭都与铁蛋白水平有关。早期检测铁蛋白水平、维持铁稳态、预防铁过载以及探索铁蛋白自噬与心脏病之间的相互关系可为心血管疾病的预防和治疗提供新思路。铁蛋白自噬的治疗选择也在探索中。例如,抑制O-连接的N-乙酰葡糖胺糖基化修饰已被证明可促进铁蛋白自噬,释放储存在铁蛋白中的铁并进一步调节铁死亡。铁蛋白自噬已被证明在心血管疾病的形成和发展中起重要作用,通过调节铁稳态和铁死亡影响疾病发展。未来的研究可能会进一步揭示具体机制并开发新的治疗策略。
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