Department of Biotechnology, School of Integrative Biology, Central University of Tamil Nadu, Neelakudi, Thiruvarur, 610005, Tamil Nadu, India.
Hypertens Res. 2024 May;47(5):1440-1442. doi: 10.1038/s41440-024-01636-4. Epub 2024 Mar 11.
This graphic depicts the interplay between copper homeostasis and cuproptosis and their role in cardiovascular diseases. Copper is vital for cardiac mitochondrial function, while its dysregulation induces cuproptosis via Ferredoxin1 (FDX1) and lipoic acid synthase (LIAS). Cuproptosis is linked to myocardial ischemia/reperfusion injury, heart failure, atherosclerosis, and arrhythmias. Copper deficiency impacts atherosclerosis markers. Therapeutic interventions include copper chelators (e.g., ammonium tetrathiomolybdate), and oxidative phosphorylation inhibitors like elesclomol and copper ionophores (CuII(atsm), CuII(gtsm), and disulfiram). These interventions modulate intracellular copper, elevate NO, and reduce inflammatory cytokines, contributing to decreased cardiovascular diseases.
本图描绘了铜稳态和铜死亡之间的相互作用及其在心血管疾病中的作用。铜对于心脏线粒体功能至关重要,而其失调通过铁氧还蛋白 1(FDX1)和硫辛酸合酶(LIAS)诱导铜死亡。铜死亡与心肌缺血/再灌注损伤、心力衰竭、动脉粥样硬化和心律失常有关。铜缺乏会影响动脉粥样硬化标志物。治疗干预措施包括铜螯合剂(如四硫钼酸铵)和氧化磷酸化抑制剂,如 elesclomol 和铜载体(CuII(atsm)、CuII(gtsm)和双硫仑)。这些干预措施调节细胞内铜,增加一氧化氮并减少炎症细胞因子,从而降低心血管疾病的风险。