Youngnim Choi

Hypo-active variant of IL-2 and associated decreased T cell activation contribute to impaired apoptosis in autoimmune prone MRL mice.

Osteoprotegerin is present on the membrane of osteoclasts isolated from mouse long bones.

B cells activated in the presence of Th1 cytokines inhibit osteoclastogenesis.

Suppressive effect of AIF, a water extract from three herbs, on collagen-induced arthritis in mice.

Interaction of Fas ligand and Fas expressed on osteoclast precursors increases osteoclastogenesis.

Anti-inflammatory effects of BT-201, an n-butanol extract of Panax notoginseng, observed in vitro and in a collagen-induced arthritis model.

The 4-1BB ligand and 4-1BB expressed on osteoclast precursors enhance RANKL-induced osteoclastogenesis via bi-directional signaling.

Toll-like receptor 2 and NALP2 mediate induction of human beta-defensins by fusobacterium nucleatum in gingival epithelial cells.

The Triacylated ATP Binding Cluster Transporter Substrate-binding Lipoprotein of Staphylococcus aureus Functions as a Native Ligand for Toll-like Receptor 2.

Treponema denticola suppresses expression of human {beta}-defensin-3 in gingival epithelial cells through inhibition of the toll-like receptor 2 axis.

Treponema denticola suppresses expression of human beta-defensin-2 in gingival epithelial cells through inhibition of TNFalpha production and TLR2 activation.

The analysis of oral microbial communities of wild-type and toll-like receptor 2-deficient mice using a 454 GS FLX Titanium pyrosequencer.

Intracellular degradation of Fusobacterium nucleatum in human gingival epithelial cells.

Membrane-bound proteinase 3 and PAR2 mediate phagocytosis of non-opsonized bacteria in human neutrophils.

Toll-like receptor 9 mediates oral bacteria-induced IL-8 expression in gingival epithelial cells.

Transcription factor zinc finger and BTB domain 1 is essential for lymphocyte development.

Antibody and T cell responses to Fusobacterium nucleatum and Treponema denticola in health and chronic periodontitis.

Innate immune response to oral bacteria and the immune evasive characteristics of periodontal pathogens.

A periodontal pathogen Treponema denticola hijacks the Fusobacterium nucleatum-driven host response.

Gingival fibroblasts from periodontitis patients exhibit inflammatory characteristics in vitro.

Mechanisms of IL-8 suppression by Treponema denticola in gingival epithelial cells.

Increased bacterial invasion and differential expression of tight-junction proteins, growth factors, and growth factor receptors in periodontal lesions.

Potential role of bacterial infection in autoimmune diseases: a new aspect of molecular mimicry.

N-acetylcysteine and the human serum components that inhibit bacterial invasion of gingival epithelial cells prevent experimental periodontitis in mice.

Association of the invasion ability of Porphyromonas gingivalis with the severity of periodontitis.

Odontogenic ameloblast-associated protein (ODAM) Mediates Junctional Epithelium Attachment to Tooth via Integrin-ODAM-Rho guanine nucleotide exchange factor 5 (ARHGEF5)-Ras homolog gene family member A (RhoA) Signaling.