Salmonella enterica: living a double life in epithelial cells

LA Knodler - Current opinion in microbiology, 2015 - Elsevier
Highlights•Salmonella enterica resides within the cytosol or a membrane-bound vacuole in
epithelial cells.•Intestinal and gall bladder epithelial cells are sites of cytosolic colonization …

Human GBP1 binds LPS to initiate assembly of a caspase-4 activating platform on cytosolic bacteria

JC Santos, D Boucher, LK Schneider… - Nature …, 2020 - nature.com
The human non-canonical inflammasome controls caspase-4 activation and gasdermin-D-
dependent pyroptosis in response to cytosolic bacterial lipopolysaccharide (LPS). Since …

Sensitive detection of lysosomal membrane permeabilization by lysosomal galectin puncta assay

S Aits, J Kricker, B Liu, AM Ellegaard, S Hämälistö… - Autophagy, 2015 - Taylor & Francis
Lysosomal membrane permeabilization (LMP) contributes to tissue involution, degenerative
diseases, and cancer therapy. Its investigation has, however, been hindered by the lack of …

Prison break: pathogens' strategies to egress from host cells

N Friedrich, M Hagedorn, D Soldati-Favre… - … and Molecular Biology …, 2012 - Am Soc Microbiol
SUMMARY A wide spectrum of pathogenic bacteria and protozoa has adapted to an
intracellular life-style, which presents several advantages, including accessibility to host cell …

Efficient intracellular delivery of native proteins

DS D'Astolfo, RJ Pagliero, A Pras, WR Karthaus… - Cell, 2015 - cell.com
Modulation of protein function is used to intervene in cellular processes but is often done
indirectly by means of introducing DNA or mRNA encoding the effector protein. Thus far …

Phagosomal Rupture by Mycobacterium tuberculosis Results in Toxicity and Host Cell Death

R Simeone, A Bobard, J Lippmann, W Bitter… - PLoS …, 2012 - journals.plos.org
Survival within macrophages is a central feature of Mycobacterium tuberculosis
pathogenesis. Despite significant advances in identifying new immunological parameters …

Endocytic vesicle rupture is a conserved mechanism of cellular invasion by amyloid proteins

WP Flavin, L Bousset, ZC Green, Y Chu… - Acta …, 2017 - Springer
Numerous pathological amyloid proteins spread from cell to cell during neurodegenerative
disease, facilitating the propagation of cellular pathology and disease progression …

LPS targets host guanylate‐binding proteins to the bacterial outer membrane for non‐canonical inflammasome activation

JC Santos, MS Dick, B Lagrange, D Degrandi… - The EMBO …, 2018 - embopress.org
Pathogenic and commensal Gram‐negative bacteria produce and release outer membrane
vesicles (OMV s), which present several surface antigens and play an important role for …

[HTML][HTML] Mycobacterium tuberculosis activates the DNA-dependent cytosolic surveillance pathway within macrophages

PS Manzanillo, MU Shiloh, DA Portnoy, JS Cox - Cell host & microbe, 2012 - cell.com
Cytosolic bacterial pathogens activate the cytosolic surveillance pathway (CSP) and induce
innate immune responses, but how the host detects vacuolar pathogens like Mycobacterium …

ESX‐1 and phthiocerol dimycocerosates of Mycobacterium tuberculosis act in concert to cause phagosomal rupture and host cell apoptosis

J Augenstreich, A Arbues, R Simeone… - Cellular …, 2017 - Wiley Online Library
Although phthiocerol dimycocerosates (DIM) are major virulence factors of Mycobacterium
tuberculosis (Mtb), the causative agent of human tuberculosis, little is known about their …