Omega-3 docosahexaenoic acid as a promising inducer of ferroptosis: dynamics of action in prostate and colorectal cancer models

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Ferroptosis is an iron-dependent form of programmed cell death (PCD) associated with lipid membrane peroxidation. It has gained attention in cancer research because some tumor cells that are resistant to other forms of PCD are sensitive to ferroptosis. Despite the significant amount of research on ferroptosis, the list of known inducers remains limited, creating opportunities to discover new compounds with clinical potential. Recent studies have shown that long-chain polyunsaturated fatty acids, such as omega-3 docosahexaenoic acid (DHA), can act as ferroptosis inducers. This study examined the kinetics of ferroptosis in prostate and colorectal cancer cells under the influence of erastin and DHA. Differences in the kinetics and mechanisms of action were observed. Moreover, cells resistant to erastin were found to be sensitive to DHA, confirming the potential of further research into its use as an anti-cancer agent.

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作者简介

D. Olkhovik

HSE University

Email: snikulin@hse.ru
俄罗斯联邦, Moscow

M. Silkina

HSE University

Email: snikulin@hse.ru
俄罗斯联邦, Moscow

A. Razumovskaya

HSE University

Email: snikulin@hse.ru
俄罗斯联邦, Moscow

K. Klycheva

HSE University

Email: snikulin@hse.ru
俄罗斯联邦, Moscow

A. Fatkulin

HSE University

Email: snikulin@hse.ru
俄罗斯联邦, Moscow

T. Kulagin

HSE University

Email: snikulin@hse.ru
俄罗斯联邦, Moscow

S. Nikulin

HSE University

编辑信件的主要联系方式.
Email: snikulin@hse.ru
俄罗斯联邦, Moscow

参考

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2. Fig. 1. Intravital micrographs of prostate cancer (1a) and colorectal cancer (1b) cell cultures two days after treatment with erastin and DHA; results of viability assessment using the IncuCyte assay after treatment with erastin (10 μM) and a combination of erastin with ferrostatin-1 (0.5 μM) for prostate cancer (1c) and colorectal cancer (1d) cells; results of viability assessment using the IncuCyte assay upon treatment with DHA (200 μM) and a combination of DHA with ferrostatin-1 (0.5 μM) for prostate cancer (1d) and colorectal cancer (1f) cells.

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