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Open AccessJournal ArticleDOI

Lysosomal cell death at a glance

Sonja Aits, +1 more
- 01 May 2013 - 
- Vol. 126, Iss: 9, pp 1905-1912
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TLDR
Lysosomes serve as the cellular recycling centre and are filled with numerous hydrolases that can degrade most cellular macromolecules, which leads to lysosomal membrane permeabilization.
Abstract
Lysosomes serve as the cellular recycling centre and are filled with numerous hydrolases that can degrade most cellular macromolecules. Lysosomal membrane permeabilization and the consequent leakage of the lysosomal content into the cytosol leads to so-called "lysosomal cell death". This form of cell death is mainly carried out by the lysosomal cathepsin proteases and can have necrotic, apoptotic or apoptosis-like features depending on the extent of the leakage and the cellular context. This article summarizes our current knowledge on lysosomal cell death with an emphasis on the upstream mechanisms that lead to lysosomal membrane permeabilization.

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Molecular mechanisms of cell death: recommendations of the Nomenclature Committee on Cell Death 2018.

Lorenzo Galluzzi, +186 more
TL;DR: The Nomenclature Committee on Cell Death (NCCD) has formulated guidelines for the definition and interpretation of cell death from morphological, biochemical, and functional perspectives.
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The molecular machinery of regulated cell death

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HMGB1 in Health and Disease

TL;DR: High-mobility group box 1 (HMGB1), the most abundant and well-studied HMG protein, senses and coordinates the cellular stress response and plays a critical role not only inside of the cell as a DNA chaperone, chromosome guardian, autophagy sustainer, and protector from apoptotic cell death, but also outside thecell as the prototypic damage associated molecular pattern molecule (DAMP).
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Neuronal Cell Death.

TL;DR: Which forms of cell death occur in stroke and Alzheimer's disease are reassess, and why it has been so difficult to pinpoint the type of neuronal death involved is discussed.
References
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Journal ArticleDOI

Lysosomal membrane permeabilization in cell death

TL;DR: The regulation of LMP is perturbed in cancer cells, suggesting that specific strategies for LMP induction might lead to novel therapeutic avenues.
Journal ArticleDOI

Lysosomes and autophagy in cell death control.

TL;DR: The increased expression and altered trafficking of lysosomal enzymes participates in tissue invasion, angiogenesis and sensitization to the lyssomal death pathway, but l Lysosomal heat-shock protein 70 locally prevents lysOSomal-membrane permeabilization.
Journal ArticleDOI

Cysteine cathepsins: From structure, function and regulation to new frontiers

TL;DR: The view of cysteine cathepsins as lysosomal proteases is changing as there is now clear evidence of their localization in other cellular compartments, and some of the remarkable advances that have taken place in the past decade are presented.
Journal ArticleDOI

Cathepsin B contributes to TNF-α–mediated hepatocyte apoptosis by promoting mitochondrial release of cytochrome c

TL;DR: Caspase-mediated release of cat B from lysosomes enhances mitochondrial release of cytochrome c and subsequent caspase activation in TNF-alpha-treated hepatocytes.
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