Autophagy plays a complex impact role in tumor initiation and development. It serves as a double-edged sword by supporting cell survival in certain situations while also triggering autophagic cell death in specific cellular contexts. Understanding the intricate functions and mechanisms of autophagy in tumors is crucial for guiding clinical approaches to cancer treatment. Recent studies highlight its significance in various aspects of cancer biology. Autophagy enables cancer cells to adapt to and survive unfavorable conditions by recycling cellular components. However, excessive or prolonged autophagy can lead to the self-destruction of cancer cells via a process known as autophagic cell death. Unraveling the molecular mechanisms underlying autophagy regulation in cancer is crucial for the development of targeted therapeutic interventions. In this review, we seek to present a comprehensive summary of current knowledge regarding autophagy, its impact on cancer cell survival and death, and the molecular mechanisms involved in the modulation of autophagy for cancer therapy.
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http://dx.doi.org/10.3390/ijms241310944 | DOI Listing |
In Vitro Cell Dev Biol Anim
January 2025
College of Traditional Chinese Medicine, Xinjiang Uygur Autonomous Region, Xinjiang Medical University, Urumqi, 830063, China.
The aim of this study is to assess the impact of Tianxiangdan (TXD) on lipophagy in foam cells and its underlying mechanism in treating atherosclerosis, particularly focusing on its efficacy in lowering blood lipids. In vivo, ApoE-/- atherosclerosis mouse models were established for group intervention. Blood lipid levels of the mice were measured, lipid deposition and autophagy levels in atherosclerotic plaques were assessed, and co-localization of lipid droplets and autophagosomes was examined.
View Article and Find Full Text PDFNaunyn Schmiedebergs Arch Pharmacol
January 2025
Department of Cardiovascular Diseases, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
The present investigation evaluated the potential impacts of morin, a natural flavonoid, against cardiovascular disorders. Since inception until September 2024, PubMed, Scopus, and Web of Science have been searched extensively. The process involved eliminating duplicate entries and conducting a systematic review of the remaining studies post-full-text screening.
View Article and Find Full Text PDFASN Neuro
January 2025
School of Life Science and Technology, ShanghaiTech University, Shanghai, China.
We previously identified a role for dAuxilin (dAux), the fly homolog of Cyclin G-associated kinase, in glial autophagy contributing to Parkinson's disease (PD). To further dissect the mechanism, we present evidence here that lack of glial dAux enhanced the phosphorylation of the autophagy-related protein Atg9 at two newly identified threonine residues, T62 and T69. The enhanced Atg9 phosphorylation in the absence of dAux promotes autophagosome formation and Atg9 trafficking to the autophagosomes in glia.
View Article and Find Full Text PDFJ Virol
January 2025
Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, Hubei, China.
Unlabelled: Although fish possess an effective interferon (IFN) system to defend against viral infection, grass carp reovirus (GCRV) still causes epidemic hemorrhagic disease and tremendous economic loss in grass carp. Therefore, it is necessary to investigate the immune escape strategies employed by GCRV. In this study, we show that the structural protein VP4 of GCRV (encoded by the S6 segment) significantly restricts IFN expression by degrading stimulator of IFN genes (STING) through the autophagy-lysosome-dependent pathway.
View Article and Find Full Text PDFCurr Mol Med
January 2025
Wuhan Wuchang Hospital, Affiliated to Wuhan University of Science and Technology, Wuhan, China.
Atherosclerosis (AS) is a chronic inflammatory vascular disease and the primary pathological basis of cardiovascular diseases. Epigallocatechin-3-gallate (EGCG), the most abundant polyphenol compound in green tea, has garnered significant attention in recent years for its protective effects against AS. EGCG possesses properties that lower lipid levels, exhibit antioxidant and anti-inflammatory activities, enhance plaque stability, and promote the recovery of endothelial function.
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