Porphyromonas gingivalis Fimbriae Proactively Modulate β2 Integrin Adhesive Activity and Promote Binding to and Internalization by Macrophages

G Hajishengallis, M Wang, E Harokopakis… - Infection and …, 2006 - Am Soc Microbiol
In monocytes, the fimbriae of the oral pathogen Porphyromonas gingivalis activate cross talk
signaling from Toll-like receptor 2 (TLR2) to the β2 integrin CD11b/CD18, leading to the …

Involvement of integrins in fimbriae‐mediated binding and invasion by Porphyromonas gingivalis

Ö Yilmaz, K Watanabe, RJ Lamont - Cellular microbiology, 2002 - Wiley Online Library
Interaction between the major fimbriae of Porphyromonas gingivalis and gingival epithelial
cells is important for bacterial adhesion and invasion. In this study, we identified integrins as …

Porphyromonas gingivalis Fimbriae Use β2Integrin (CD11/CD18) on Mouse Peritoneal Macrophages as a Cellular Receptor, and the CD18 β Chain Plays a …

A Takeshita, Y Murakami, Y Yamashita… - Infection and …, 1998 - Am Soc Microbiol
In this study, we demonstrate that Porphyromonas gingivalis fimbriae use molecules of β2
integrin (CD11/CD18) on mouse peritoneal macrophages as cellular receptors and also …

Mechanism and implications of CXCR4‐mediated integrin activation by Porphyromonas gingivalis

G Hajishengallis, ML McIntosh… - Molecular oral …, 2013 - Wiley Online Library
In monocytes and macrophages, the interaction of Porphyromonas gingivalis with Toll‐like
receptor 2 (TLR 2) leads to the activation of a MyD88‐dependent antimicrobial pathway and …

Integrin activation by bacterial fimbriae through a pathway involving CD14, Toll‐like receptor 2, and phosphatidylinositol‐3‐kinase

E Harokopakis, G Hajishengallis - European journal of …, 2005 - Wiley Online Library
CD11b–CD18 and other integrins play important roles in immunity and inflammation and
require prior activation through inside‐out signaling to efficiently bind their ligands. We …

Intracellular Signaling and Cytokine Induction upon Interactions of Porphyromonas gingivalis Fimbriae with Pattern‐Recognition Receptors

G Hajishengallis, H Sojar, RJ Genco… - Immunological …, 2004 - Taylor & Francis
Toll‐like receptors (TLRs) and other pattern‐recognition receptors (PRRs) of the innate
immune system form functional receptor complexes that recognize and respond to pathogen …

[HTML][HTML] Inhibitory effects of Porphyromonas gingivalis fimbriae on interactions between extracellular matrix proteins and cellular integrins

I Nakagawa, A Amano, H Inaba, S Kawai… - Microbes and …, 2005 - Elsevier
Porphyromonas gingivalis is a predominant periodontal pathogen, whose fimbriae are
considered to be a major virulence factor, especially for bacterial adherence and invasion of …

Differential Activation of Human Gingival Epithelial Cells and Monocytes by Porphyromonas gingivalis Fimbriae

MA Eskan, G Hajishengallis, DF Kinane - Infection and immunity, 2007 - Am Soc Microbiol
Humans develop periodontitis in response to challenge by microbial dental plaque.
Inflammation begins after perturbation of gingival epithelial cells by subgingival bacteria …

Fimbria-Dependent Activation of Cell Adhesion Molecule Expression in Porphyromonas gingivalis-Infected Endothelial Cells

M Khlgatian, H Nassar, HH Chou… - Infection and …, 2002 - Am Soc Microbiol
Porphyromonas gingivalis is an oral pathogen that has recently been associated with
chronic inflammatory diseases such as atherosclerosis. The strength of the epidemiological …

Porphyromonas gingivalis Fimbriae Bind to Cytokeratin of Epithelial Cells

HT Sojar, A Sharma, RJ Genco - Infection and immunity, 2002 - Am Soc Microbiol
The adherence of Porphyromonas gingivalis to host cells is likely a prerequisite step in the
pathogenesis of P. gingivalis-induced periodontal disease. P. gingivalis binds to and …