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Can we reduce cancer progression via disrupting autophagy-cholesterol uptake nexus?

Authors :
Khawar, Muhammad Babar
Afzal, Ali
Ahmad, Sadia
Si, Yue
Ahmad, Shaaf
Sun, Haibo
Source :
Medical Hypotheses; Nov2024, Vol. 192, pN.PAG-N.PAG, 1p
Publication Year :
2024

Abstract

• Autophagy inhibition reduces lipid droplet formation and cholesterol uptake. • Cholesterol dysregulation in tumors could be targeted to impair cancer progression. • NHERF2 modulates cholesterol uptake by regulating SR-BI in cancer cells. • Targeting autophagy and cholesterol metabolism could offer novel cancer therapies. • Combining autophagy inhibitors with cholesterol-lowering drugs may enhance treatment. Lipid droplets (LDs) accumulation in cancer cells has garnered attention due to their role in tumor progression. Cholesterol supports not only the biosynthesis of new membranes and cancer-associated signaling but also modulate tumor cell energy supply which makes it therapeutically promising to target cholesterol metabolism. We hypothesize that autophagy-modulated inhibition of cholesterol uptake will reduce LDs formation and impair tumor progression via a novel pathway. The proposed approach has promise in disrupting cancer cell progression via impairing autophagy-mediated cholesterol uptake and few other metabolic processes. We emphasize investigating these mechanisms as they could significantly advance cancer therapy via targeting cholesterol metabolism and autophagy. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
03069877
Volume :
192
Database :
Supplemental Index
Journal :
Medical Hypotheses
Publication Type :
Academic Journal
Accession number :
180297870
Full Text :
https://doi.org/10.1016/j.mehy.2024.111479