Ken Nakamura

Tokyo, Japan

Last Updated: 09/26/2026

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Found 11 publications

Associations of carboxypeptidase A1 and gamma-glutamyltransferase 1 genotypes with refractory functional dyspepsia: a potential link to pancreatic pathophysiology and refractory dyspepsia.

Associations of carboxypeptidase A1 and gamma-glutamyltransferase 1 genotypes with refractory functional dyspepsia: a potential link to pancreatic pathophysiology and refractory dyspepsia.

Journal: Scandinavian journal of gastroenterology

Published: August 10, 2026

Methods to build and maintain effective clinician-patient relationships for adults with disorders of gut-brain interaction (DGBI): a systematic review.

Methods to build and maintain effective clinician-patient relationships for adults with disorders of gut-brain interaction (DGBI): a systematic review.

Journal: Journal of gastroenterology

Published: April 25, 2026

Therapeutic Potential of the Low-Fermentable Oligosaccharides, Disaccharides, Monosaccharides, and Polyols Diet in Functional Dyspepsia: A Systematic Review.

Therapeutic Potential of the Low-Fermentable Oligosaccharides, Disaccharides, Monosaccharides, and Polyols Diet in Functional Dyspepsia: A Systematic Review.

Journal: Digestion

Published: December 23, 2025

G-Protein-Coupled Receptor Class C Group 6 Member A (GPRC6A) and Serine Protease Inhibitor, Kazal Type 1 (SPINK1) Genotypes Associated With Refractory Functional Dyspepsia: A Potential Link to Endosonographic Features.

G-Protein-Coupled Receptor Class C Group 6 Member A (GPRC6A) and Serine Protease Inhibitor, Kazal Type 1 (SPINK1) Genotypes Associated With Refractory Functional Dyspepsia: A Potential Link to Endosonographic Features.

Journal: Cureus

Published: July 18, 2025

High Score of ELST-Blue in Endoscopic Ultrasonography Strain Elastography May Provide a High Risk Group of Early Chronic Pancreatitis with the Reduction of Apolipoprotein A2-i Index.

High Score of ELST-Blue in Endoscopic Ultrasonography Strain Elastography May Provide a High Risk Group of Early Chronic Pancreatitis with the Reduction of Apolipoprotein A2-i Index.

Journal: DEN open

Published: April 26, 2025

Long-Term Vonoprazan and Acotiamide-Refractory Patients With Functional Dyspepsia Partly Exhibit Pancreatic Enzyme Abnormalities.

Long-Term Vonoprazan and Acotiamide-Refractory Patients With Functional Dyspepsia Partly Exhibit Pancreatic Enzyme Abnormalities.

Journal: Cureus

Published: September 25, 2024

Combination of artificial intelligence endoscopic diagnosis and Kimura-Takemoto classification determined by endoscopic experts may effectively evaluate the stratification of gastric atrophy in post-eradication status.

Combination of artificial intelligence endoscopic diagnosis and Kimura-Takemoto classification determined by endoscopic experts may effectively evaluate the stratification of gastric atrophy in post-eradication status.

Journal: DEN open

Published: August 27, 2024

Genotypes of carboxypeptidase A1 and gamma-glutamyltransferase 1 may be useful tools for the diagnosis and the predictor of worrisome features of intraductal papillary mucinous neoplasm in Japan.

Genotypes of carboxypeptidase A1 and gamma-glutamyltransferase 1 may be useful tools for the diagnosis and the predictor of worrisome features of intraductal papillary mucinous neoplasm in Japan.

Journal: JGH open : an open access journal of gastroenterology and hepatology

Published: August 10, 2024

Image J as the quantification tool in endosonography strain elastography may be reflected in the disturbance of endocrine pancreatic dysfunction.

Image J as the quantification tool in endosonography strain elastography may be reflected in the disturbance of endocrine pancreatic dysfunction.

Journal: DEN open

Published: April 19, 2024

Apolipoprotein A2 isoforms associated with exocrine pancreatic insufficiency in early chronic pancreatitis.

Apolipoprotein A2 isoforms associated with exocrine pancreatic insufficiency in early chronic pancreatitis.

Journal: Journal of gastroenterology and hepatology

Published: December 23, 2022

Comparison of pancreatic enzyme abnormalities and protease-activated receptor-2-positive eosinophils in the duodenum of patients with functional dyspepsia-irritable bowel syndrome overlap with functional dyspepsia alone in Asian populations.

Comparison of pancreatic enzyme abnormalities and protease-activated receptor-2-positive eosinophils in the duodenum of patients with functional dyspepsia-irritable bowel syndrome overlap with functional dyspepsia alone in Asian populations.

Journal: Journal of gastroenterology and hepatology

Published: November 07, 2022

Showing 1-11 of 11

Last Updated: 09/26/2026