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Autophagy can play a double role in cancerogenesis: it can either inhibit further development of the disease or protect cells, causing stimulation of tumour growth. This phenomenon is called "autophagy paradox", and is characterised by the features that the autophagy process provides the necessary substrates for biosynthesis to meet the cell's energy needs, and that the over-programmed activity of this process can lead to cell death through apoptosis. The fight against cancer is a difficult process due to high levels of resistance to chemotherapy and radiotherapy. More and more research is indicating that autophagy may play a very important role in the development of resistance by protecting cancer cells, which is why autophagy in cancer therapy can act as a "double-edged sword". This paper attempts to analyse the influence of autophagy and cancer stem cells on tumour development, and to compare new therapeutic strategies based on the modulation of these processes.
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http://dx.doi.org/10.3390/ijms22062981 | DOI Listing |
Biochem Pharmacol
September 2025
Department of Clinical Laboratory, The Affiliated Nanhua Hospital, University of South China, Hengyang 421001 Hunan, China. Electronic address:
Nasopharyngeal carcinoma (NPC) is a malignant tumor with a high risk of invasion and metastasis. Elucidating the molecular underpinnings of NPC may uncover new diagnostic and therapeutic targets. Vesicle associated membrane protein 8 (VAMP8) is overexpressed and plays an oncogenic role in various tumors.
View Article and Find Full Text PDFNeurochem Res
September 2025
School of Life Sciences and Technology, Xinxiang Medical University, Xinxiang, 453003, China.
Astrocytes, the most abundant and functionally diverse glial cell type in the brain, play a crucial role in maintaining cellular homeostasis and promoting neuronal survival. Autophagy is the process of transferring senescent, denatured, or damaged proteins and organelles from cells to lysosomes for degradation. However, recent research on autophagy in the central nervous system has focused on neurons.
View Article and Find Full Text PDFFood Funct
September 2025
College of Veterinary Medicine, Shanxi Agricultural University, Taiyuan, Shanxi 030801, China.
Eggs play an important role in skeletal muscle development, but their active components are unknown. The aim of this study was to investigate the effect of yolk extract-derived vitellogenin 2 on dexamethasone (DEX)- and cancer cachexia (CC)-induced skeletal muscle atrophy. We used iTRAQ to detect the changes in protein expression between fertilized egg yolk extract (FEYE) and unfertilized egg yolk extract (UEYE).
View Article and Find Full Text PDFFront Mol Biosci
August 2025
Yan'an Medical College, Yan'an University, Yan'an, China.
Ubiquitination and deubiquitination are common forms of protein post-translational modifications that play crucial roles in the regulation of intracellular homeostasis. As a member of deubiquitination enzyme USP family, USP36 maintains the stability of substrate proteins by mediating their deubiquitination, thereby playing a significant role in various pathophysiological processes. Here we focus on discussing how USP36 participates in regulating ribosome biosynthesis and responds to ribotoxic stress response.
View Article and Find Full Text PDFDis Model Mech
September 2025
Academy of Scientific and Innovative Research (AcSIR), Ghaziabad 201002, India.
Mitochondria are the regulators of energy production and play a vital role in modulating ageing and age-associated diseases. We investigated the role of sirtuins, a well-studied class of longevity-associated proteins (NAD+-dependent histone deacetylases), in mitochondrial biology and Parkinson's disease pathology. In particular, we endeavored to study the functional implications of mitochondrial sirtuin, sir-2.
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