Koji S. Nakayama

Kadoma, 5710044, Japan

Last Updated: 09/26/2026

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Found 51 publications

Cryo-EM structure of the native assembled Mfa type V pilus from the periodontal pathogen Porphyromonas gingivalis.

Cryo-EM structure of the native assembled Mfa type V pilus from the periodontal pathogen Porphyromonas gingivalis.

Journal: Communications biology
Published: January 11, 2026

A commercial-scale high-throughput near-infrared transmission spectroscopy system for full inspection of active pharmaceutical ingredient content in all tablets.

A commercial-scale high-throughput near-infrared transmission spectroscopy system for full inspection of active pharmaceutical ingredient content in all tablets.

Journal: International journal of pharmaceutics
Published: September 14, 2025

Symmetry breaking of paracrystalline topology in amorphous silicon.

Symmetry breaking of paracrystalline topology in amorphous silicon.

Journal: Scientific reports
Published: June 24, 2025

OmpA_C-Like Domain of PorE Is Essential for PorE Function in the Type IX Secretion System (T9SS) of Porphyromonas gingivalis and Some T9SS Cargo Proteins Are Secreted in a PorE-Independent Manner.

OmpA_C-Like Domain of PorE Is Essential for PorE Function in the Type IX Secretion System (T9SS) of Porphyromonas gingivalis and Some T9SS Cargo Proteins Are Secreted in a PorE-Independent Manner.

Journal: Microbiology and immunology
Published: May 07, 2025

Metastable phases of Ag-Si: amorphous Si and Ag-nodule mediated bonding.

Metastable phases of Ag-Si: amorphous Si and Ag-nodule mediated bonding.

Journal: Scientific reports
Published: June 01, 2024

Quantification of API content in pharmaceutical tablets within milliseconds by time-stretch near-infrared transmission spectroscopy.

Quantification of API content in pharmaceutical tablets within milliseconds by time-stretch near-infrared transmission spectroscopy.

Journal: Journal of pharmaceutical and biomedical analysis
Published: April 24, 2024

PorA of the Type IX Secretion Is a Ligand of the PorXY Two-Component Regulatory System in Porphyromonas gingivalis.

PorA of the Type IX Secretion Is a Ligand of the PorXY Two-Component Regulatory System in Porphyromonas gingivalis.

Journal: Molecular microbiology
Published: February 02, 2024

Key Amino Acids for Transferase Activity of GDSL Lipases.

Key Amino Acids for Transferase Activity of GDSL Lipases.

Journal: International journal of molecular sciences
Published: November 07, 2022

Filamentous structures in the cell envelope are associated with bacteroidetes gliding machinery.

Filamentous structures in the cell envelope are associated with bacteroidetes gliding machinery.

Journal: Communications biology
Published: October 26, 2022

Insertional Inactivation and Gene Complementation of Prevotella intermedia Type IX Secretion System Reveals Its Indispensable Roles in Black Pigmentation, Hemagglutination, Protease Activity of Interpain A, and Biofilm Formation.

Insertional Inactivation and Gene Complementation of Prevotella intermedia Type IX Secretion System Reveals Its Indispensable Roles in Black Pigmentation, Hemagglutination, Protease Activity of Interpain A, and Biofilm Formation.

Journal: Journal of bacteriology
Published: July 21, 2022

Draft Genome of Tanacetum Coccineum: Genomic Comparison of Closely Related Tanacetum-Family Plants.

Draft Genome of Tanacetum Coccineum: Genomic Comparison of Closely Related Tanacetum-Family Plants.

Journal: International journal of molecular sciences
Published: May 17, 2022

Porphyromonas gingivalis Gingipains Induce Cyclooxygenase-2 Expression and Prostaglandin E2 Production via ERK1/2-Activated AP-1 (c-Jun/c-Fos) and IKK/NF-κB p65 Cascades.

Porphyromonas gingivalis Gingipains Induce Cyclooxygenase-2 Expression and Prostaglandin E2 Production via ERK1/2-Activated AP-1 (c-Jun/c-Fos) and IKK/NF-κB p65 Cascades.

Journal: Journal of immunology (Baltimore, Md. : 1950)
Published: September 07, 2021
Showing 1-12 of 51

Last Updated: 09/26/2026