Cholesterol transfer via endoplasmic reticulum contacts mediates lysosome damage repair

M Radulovic, EM Wenzel, S Gilani, LKK Holland… - The EMBO …, 2022 - embopress.org
Lysosome integrity is essential for cell viability, and lesions in lysosome membranes are
repaired by the ESCRT machinery. Here, we describe an additional mechanism for …

Endolysosomal vesicles at the center of B cell activation

S Hämälistö, F Del Valle Batalla, MI Yuseff… - Journal of Cell …, 2024 - rupress.org
The endolysosomal system specializes in degrading cellular components and is crucial to
maintaining homeostasis and adapting rapidly to metabolic and environmental cues. Cells …

[HTML][HTML] Annexin A7 mediates lysosome repair independently of ESCRT-III

ML Ebstrup, SL Sønder, DL Fogde… - Frontiers in cell and …, 2024 - frontiersin.org
Lysosomes are crucial organelles essential for various cellular processes, and any damage
to them can severely compromise cell viability. This study uncovers a previously …

Molecular Design of a Diketopyrrolopyrrole Conjugated Oligoelectrolyte Capable of Imaging Intracellular Vesicle Membrane Dynamics

SJW Chan, JY Zhu, BRP Yip… - Advanced …, 2025 - Wiley Online Library
Conjugated oligoelectrolytes (COEs) are lipid bilayer spanning optical reporters that hold
promise for delineating spatiotemporal changes in subcellular compartments. However, their …

[HTML][HTML] Acidic Sphingomyelinase Interactions with Lysosomal Membranes and Cation Amphiphilic Drugs: a Molecular Dynamics Investigation

S Scrima, M Lambrughi, L Favaro, K Maeda… - Computational and …, 2024 - Elsevier
Lysosomes are pivotal in cellular functions and disease, influencing cancer progression and
therapy resistance with Acid Sphingomyelinase (ASM) governing their membrane integrity …

Lysosome repair by ER-mediated cholesterol transfer

M Radulovic, EM Wenzel, S Gilani, LKK Holland… - bioRxiv, 2022 - biorxiv.org
Lysosome integrity is essential for cell viability, and lesions in lysosome membranes are
repaired by the ESCRT machinery. Here we describe an additional mechanism for lysosome …

Prion protein conversion at two distinct cellular sites precedes fibrillisation

JM Ribes, MP Patel, HA Halim, A Berretta… - Nature …, 2023 - nature.com
The self-templating nature of prions plays a central role in prion pathogenesis and is
associated with infectivity and transmissibility. Since propagation of proteopathic seeds has …