Tschuck, J. ; Tonnus, W.* ; Gavali, S.* ; Kolak, A. ; Mallais, M.* ; Maremonti, F.* ; Sato, M.* ; Rothenaigner, I. ; Friedmann Angeli, J.P.* ; Pratt, D.A.* ; Linkermann, A.* ; Hadian, K.
Seratrodast inhibits ferroptosis by suppressing lipid peroxidation.
Cell Death Dis. 15:853 (2024)
Ferroptosis is a regulated and non-apoptotic form of cell death mediated by iron-dependent peroxidation of polyunsaturated fatty acyl tails in phospholipids. Research of the past years has shed light on the occurrence of ferroptosis in organ injury and degenerative diseases of the brain, kidney, heart, and other tissues. Hence, ferroptosis inhibition may prove therapeutically beneficial to treat distinct diseases. In this study, we explored the ferroptosis-modulating activity of seratrodast, an inhibitor of thromboxane A2 (TXA2) receptor, which is approved in some countries for the treatment of asthma. Interestingly, seratrodast suppressed ferroptosis, but not apoptosis and necroptosis; thus, demonstrating selective anti-ferroptotic activity. While seratrodast itself does not inhibit lipid peroxidation, it exhibits potent radical-trapping antioxidant activity upon reduction to its corresponding hydroquinone form-analogously to ubiquinone and vitamin K. Importantly, seratrodast ameliorated the severity of renal ischemia-reperfusion injury in mice. Together, this study provides a drug repurposing case, where seratrodast-a marketed drug-can undergo fast-forward preclinical/clinical development for the inhibition of ferroptosis in distinct degenerative diseases.
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Publication type
Article: Journal article
Document type
Scientific Article
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Keywords
Cell-death; Reactivity; Mechanisms
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Language
english
Publication Year
2024
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0
HGF-reported in Year
2024
ISSN (print) / ISBN
2041-4889
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2041-4889
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Volume: 15,
Issue: 11,
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Article Number: 853
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Nature Publishing Group
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Campus, 4 Crinan St, London, N1 9xw, England
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Peer reviewed
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Research Unit Signaling and Translation (SAT)
POF-Topic(s)
30203 - Molecular Targets and Therapies
Research field(s)
Enabling and Novel Technologies
PSP Element(s)
G-509800-003
Grants
Helmholtz Munich
Projekt DEAL
natural sciences and engineering research council of canada
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Erfassungsdatum
2024-12-02