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 …

Differential interactions of fimbriae and lipopolysaccharide from Porphyromonas gingivalis with the Toll‐like receptor 2‐centred pattern recognition apparatus

G Hajishengallis, RI Tapping… - Cellular …, 2006 - Wiley Online Library
The lipopolysaccharide (LPS) and fimbriae of Porphyromonas gingivalis play important roles
in periodontal inflammation and pathogenesis. We investigated fimbriae and LPS from …

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 …

Induction of distinct TLR2-mediated proinflammatory and proadhesive signaling pathways in response to Porphyromonas gingivalis fimbriae

G Hajishengallis, M Wang, S Liang - The journal of immunology, 2009 - journals.aai.org
The oral pathogen Porphyromonas gingivalis, as well as its purified fimbriae, are known to
activate TLR2 and induce proinflammatory and proadhesive effects. The TLR2 …

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 …

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 …

Identification of Proteins Differentially Expressed in Human Monocytes Exposed to Porphyromonas gingivalis and Its Purified Components by High-Throughput …

Q Zhou, S Amar - Infection and immunity, 2006 - Am Soc Microbiol
To characterize the roles of Porphyromonas gingivalis and its components in disease
processes, we investigated the cytokine profiles induced by live P. gingivalis, its …

[PDF][PDF] Engagement of specific innate immune signaling pathways during Porphyromonas gingivalis induced chronic inflammation and atherosclerosis

G FC III - Front. Biosci., 2008 - article.imrpress.com
Introduction 3. Epidemiological Associations Of Infection With Systemic Diseases 3.1.
Infectious Agents And Association With Atherosclerosis 3.2. Periodontal Disease And P …

Porphyromonas gingivalis-Epithelial Cell Interactions in Periodontitis

E Andrian, D Grenier… - Journal of dental …, 2006 - journals.sagepub.com
Emerging data on the consequences of the interactions between invasive oral bacteria and
host cells have provided new insights into the pathogenesis of periodontal disease. Indeed …

[HTML][HTML] TLR2 activation by porphyromonas gingivalis requires both PPAD activity and fimbriae

A Wielento, GP Bereta, KB Łagosz-Ćwik… - Frontiers in …, 2022 - frontiersin.org
Porphyromonas gingivalis, a keystone oral pathogen implicated in development and
progression of periodontitis, may also contribute to the pathogenicity of diseases such as …