Phosphoinositides as membrane organizers

Y Posor, W Jang, V Haucke - Nature Reviews Molecular Cell Biology, 2022 - nature.com
Phosphoinositides are signalling lipids derived from phosphatidylinositol, a ubiquitous
phospholipid in the cytoplasmic leaflet of eukaryotic membranes. Initially discovered for their …

[HTML][HTML] Autophagosome-lysosome fusion

P Lőrincz, G Juhász - Journal of molecular biology, 2020 - Elsevier
Macroautophagy is a conserved catabolic process observed in all eukaryotic cells, during
which selected cellular components are transported to and broken down within lysosomes …

RAB31 marks and controls an ESCRT-independent exosome pathway

D Wei, W Zhan, Y Gao, L Huang, R Gong, W Wang… - Cell research, 2021 - nature.com
Exosomes are generated within the multivesicular endosomes (MVEs) as intraluminal
vesicles (ILVs) and secreted during the fusion of MVEs with the cell membrane. The …

[HTML][HTML] ALIX-and ESCRT-III–dependent sorting of tetraspanins to exosomes

J Larios, V Mercier, A Roux, J Gruenberg - Journal of Cell Biology, 2020 - rupress.org
The intraluminal vesicles (ILVs) of endosomes mediate the delivery of activated signaling
receptors and other proteins to lysosomes for degradation, but they also modulate …

Dysregulation of mitochondria-lysosome contacts by GBA1 dysfunction in dopaminergic neuronal models of Parkinson's disease

S Kim, YC Wong, F Gao, D Krainc - Nature communications, 2021 - nature.com
Mitochondria-lysosome contacts are recently identified sites for mediating crosstalk between
both organelles, but their role in normal and diseased human neurons remains unknown. In …

Who's in control? Principles of Rab GTPase activation in endolysosomal membrane trafficking and beyond

AC Borchers, L Langemeyer, C Ungermann - Journal of Cell Biology, 2021 - rupress.org
The eukaryotic endomembrane system consists of multiple interconnected organelles. Rab
GTPases are organelle-specific markers that give identity to these membranes by recruiting …

Rab GTPase function in endosome and lysosome biogenesis

L Langemeyer, F Fröhlich, C Ungermann - Trends in cell biology, 2018 - cell.com
Eukaryotic cells maintain a highly organized endolysosomal system. This system regulates
the protein and lipid content of the plasma membrane, it participates in the intracellular …

Mechanisms and functions of lysosome positioning

J Pu, CM Guardia, T Keren-Kaplan… - Journal of cell …, 2016 - journals.biologists.com
Lysosomes have been classically considered terminal degradative organelles, but in recent
years they have been found to participate in many other cellular processes, including killing …

The position of lysosomes within the cell determines their luminal pH

DE Johnson, P Ostrowski, V Jaumouillé… - Journal of Cell …, 2016 - rupress.org
We examined the luminal pH of individual lysosomes using quantitative ratiometric
fluorescence microscopy and report an unappreciated heterogeneity: peripheral lysosomes …

Rab proteins and the compartmentalization of the endosomal system

A Wandinger-Ness, M Zerial - Cold Spring Harbor …, 2014 - cshperspectives.cshlp.org
Of the approximately 70 human Rab GTPases, nearly three-quarters are involved in
endocytic trafficking. Significant plasticity in endosomal membrane transport pathways is …