The emerging mechanisms and functions of microautophagy

L Wang, DJ Klionsky, HM Shen - Nature reviews Molecular cell biology, 2023 - nature.com
Abstract 'Autophagy'refers to an evolutionarily conserved process through which cellular
contents, such as damaged organelles and protein aggregates, are delivered to lysosomes …

[HTML][HTML] Mitochondrial degradation: Mitophagy and beyond

L Uoselis, TN Nguyen, M Lazarou - Molecular cell, 2023 - cell.com
Mitochondria are central hubs of cellular metabolism that also play key roles in signaling
and disease. It is therefore fundamentally important that mitochondrial quality and activity …

Unconventional initiation of PINK1/Parkin mitophagy by Optineurin

TN Nguyen, J Sawa-Makarska, G Khuu, WK Lam… - Molecular cell, 2023 - cell.com
Cargo sequestration is a fundamental step of selective autophagy in which cells generate a
double-membrane structure termed an" autophagosome" on the surface of cargoes. NDP52 …

Quantitative subcellular reconstruction reveals a lipid mediated inter-organelle biogenesis network

RG Lee, DL Rudler, SA Raven, L Peng, A Chopin… - Nature Cell …, 2024 - nature.com
The structures and functions of organelles in cells depend on each other but have not been
systematically explored. We established stable knockout cell lines of peroxisomal, Golgi and …

ATG9 vesicles comprise the seed membrane of mammalian autophagosomes

TJ Olivas, Y Wu, S Yu, L Luan, P Choi, ED Guinn… - Journal of Cell …, 2023 - rupress.org
As the autophagosome forms, its membrane surface area expands rapidly, while its volume
is kept low. Protein-mediated transfer of lipids from another organelle to the autophagosome …

Stress granules and mTOR are regulated by membrane atg8ylation during lysosomal damage

J Jia, F Wang, Z Bhujabal, R Peters, M Mudd… - Journal of Cell …, 2022 - rupress.org
We report that lysosomal damage is a hitherto unknown inducer of stress granule (SG)
formation and that the process termed membrane atg8ylation coordinates SG formation with …

Ubiquitination of non-protein substrates

J Sakamaki, N Mizushima - Trends in Cell Biology, 2023 - cell.com
The covalent attachment of ubiquitin is a common regulatory mechanism in various proteins.
Although it has long been thought that the substrates of ubiquitination are limited to proteins …

Deacetylation of ATG4B promotes autophagy initiation under starvation

L Sun, H Xiong, L Chen, X Dai, X Yan, Y Wu… - Science …, 2022 - science.org
Eukaryotes initiate autophagy when facing environmental changes such as a lack of
external nutrients. However, the mechanisms of autophagy initiation are still not fully …

MSC-derived extracellular vesicles as nanotherapeutics for promoting aged liver regeneration

J Zhang, T Lu, J Xiao, C Du, H Chen, R Li, X Sui… - Journal of Controlled …, 2023 - Elsevier
Aging is one of the critical factors to impair liver regeneration leading to a high incidence of
severe complications after hepatic surgery in the elderly population without any effective …

[HTML][HTML] Zinc deficiency compromises the maturational competence of porcine oocyte by inducing mitophagy and apoptosis

XL Lai, WJ Xiong, LS Li, MF Lan, JX Zhang… - Ecotoxicology and …, 2023 - Elsevier
Zinc, an essential trace mineral, plays a pivotal role in cell proliferation, maintenance of
redox homeostasis, apoptosis, and aging. Serum zinc concentrations are reduced in …