Macropinocytosis: mechanisms and regulation

G Salloum, AR Bresnick, JM Backer - Biochemical Journal, 2023 - portlandpress.com
Macropinocytosis is defined as an actin-dependent but coat-and dynamin-independent
endocytic uptake process, which generates large intracellular vesicles (macropinosomes) …

Macropinocytosis: Insights from immunology and cancer

JL Stow, Y Hung, AA Wall - Current opinion in cell biology, 2020 - Elsevier
Macropinocytosis is increasingly recognized for its versatile adaptations and functions as a
highly conserved, ubiquitous pathway for the bulk uptake of fluid, particulate cargo, and …

[HTML][HTML] Salmonella effector driven invasion of the gut epithelium: breaking in and setting the house on fire

SA Fattinger, ME Sellin, WD Hardt - Current Opinion in Microbiology, 2021 - Elsevier
Highlights•IEC invasion is a crucial step in the life cycle of non-typhoidal Salmonella.•TTSS-
1 effectors SopE/E2 and particularly SipA mediate IEC invasion in mice.•Entry structures …

Pseudomonas aeruginosa can diversify after host cell invasion to establish multiple intracellular niches

NG Kumar, V Nieto, AR Kroken, E Jedel, MR Grosser… - MBio, 2022 - Am Soc Microbiol
Within epithelial cells, Pseudomonas aeruginosa depends on its type III secretion system
(T3SS) to escape vacuoles and replicate rapidly in the cytosol. Previously, it was assumed …

Human GBP1 differentially targets Salmonella and Toxoplasma to license recognition of microbial ligands and caspase-mediated death

D Fisch, B Clough, MC Domart, V Encheva, H Bando… - Cell reports, 2020 - cell.com
Interferon-inducible guanylate-binding proteins (GBPs) promote cell-intrinsic defense
through host cell death. GBPs target pathogens and pathogen-containing vacuoles and …

Global mapping of Salmonella enterica-host protein-protein interactions during infection

P Walch, J Selkrig, LA Knodler, M Rettel, F Stein… - Cell Host & Microbe, 2021 - cell.com
Intracellular bacterial pathogens inject effector proteins to hijack host cellular processes and
promote their survival and proliferation. To systematically map effector-host protein-protein …

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 …

Adaptations of intracellular bacteria to vacuolar or cytosolic niches

TJP Petit, A Lebreton - Trends in microbiology, 2022 - cell.com
Invasive bacteria colonise their host tissues by establishing niches inside eukaryotic cells,
where they grow either in the cytosol or inside a specialised vacuole. These two distinct …

Salmonella enters a dormant state within human epithelial cells for persistent infection

CH Luk, C Valenzuela, M Gil, L Swistak… - PLoS …, 2021 - journals.plos.org
Salmonella Typhimurium (S. Typhimurium) is an enteric bacterium capable of invading a
wide range of hosts, including rodents and humans. It targets different host cell types …

Microtubules provide force to promote membrane uncoating in vacuolar escape for a cyto-invasive bacterial pathogen

YY Chang, C Valenzuela, A Lensen… - Nature …, 2024 - nature.com
Intracellular bacterial pathogens gain entry to mammalian cells inside a vacuole derived
from the host membrane. Some of them escape the bacteria-containing vacuole (BCV) and …