Ubiquitin and its relatives as wizards of the endolysosomal system

I Berlin, A Sapmaz, V Stévenin… - Journal of Cell …, 2023 - journals.biologists.com
The endolysosomal system comprises a dynamic constellation of vesicles working together
to sense and interpret environmental cues and facilitate homeostasis. Integrating …

Modification of phosphoinositides by the Shigella effector IpgD during host cell infection

G Tran Van Nhieu, P Latour-Lambert… - Frontiers in cellular and …, 2022 - frontiersin.org
Shigella, the causative agent of bacillary dysentery, subvert cytoskeletal and trafficking
processes to invade and replicate in epithelial cells using an arsenal of bacterial effectors …

Salmonella exploits membrane reservoirs for invasion of host cells

H Zhu, AM Sydor, KC Boddy, E Coyaud… - Nature …, 2024 - nature.com
Salmonella utilizes a type 3 secretion system to translocate virulence proteins (effectors) into
host cells during infection. The effectors modulate host cell machinery to drive uptake of the …

Spatial organization of PI3K-PI (3, 4, 5) P3-AKT signaling by focal adhesions

J Wang, Z An, Z Wu, W Zhou, P Sun, P Wu, S Dang… - Molecular Cell, 2024 - cell.com
The class I phosphatidylinositol 3-kinase (PI3K)-AKT signaling pathway is a key regulator of
cell survival, growth, and proliferation and is among the most frequently mutated pathways in …

A two-step activation mechanism enables mast cells to differentiate their response between extracellular and invasive enterobacterial infection

C von Beek, A Fahlgren, P Geiser… - Nature …, 2024 - nature.com
Mast cells localize to mucosal tissues and contribute to innate immune defense against
infection. How mast cells sense, differentiate between, and respond to bacterial pathogens …

A novel homeostatic mechanism tunes PI (4, 5) P2-dependent signaling at the plasma membrane

RC Wills, CP Doyle, JP Zewe, J Pacheco… - Journal of Cell …, 2023 - journals.biologists.com
ABSTRACT The lipid molecule phosphatidylinositol (4, 5)-bisphosphate [PI (4, 5) P 2]
controls all aspects of plasma membrane (PM) function in animal cells, from its selective …

[HTML][HTML] Deceiving the big eaters: Salmonella Typhimurium SopB subverts host cell xenophagy in macrophages via dual mechanisms

R Chatterjee, D Chaudhuri, SRG Setty… - Microbes and …, 2023 - Elsevier
Salmonella, a stealthy facultative intracellular pathogen, utilises an array of host immune
evasion strategies. This facilitates successful survival via replicative niche establishment in …

PtdIns(3,4)P2, Lamellipodin, and VASP coordinate actin dynamics during phagocytosis in macrophages

F Montaño-Rendón, GFW Walpole, M Krause… - Journal of Cell …, 2022 - rupress.org
Phosphoinositides are pivotal regulators of vesicular traffic and signaling during
phagocytosis. Phagosome formation, the initial step of the process, is characterized by local …

Manipulation of host cell plasma membranes by intracellular bacterial pathogens

N Kostow, MD Welch - Current opinion in microbiology, 2023 - Elsevier
Highlights•Manipulation of the host cell plasma membrane is critical for infection by
intracellular bacterial pathogens.•Plasma membrane manipulation occurs during bacterial …

Exploitation of the host exocyst complex by bacterial pathogens

K Ireton, GC Gyanwali, TUB Herath… - Molecular …, 2023 - Wiley Online Library
Intracellular bacterial pathogens remodel the plasma membrane of eukaryotic cells in order
to establish infection. A common and well‐studied mechanism of plasma membrane …