Keiichi Ohtaka

Insufficient diagnostic accuracy of imported serological kits for Helicobacter pylori infection in Japanese population

Hiroto Miwa, Shogo Kikuchi, Keiichi Ohtaka et al. · Diagnostic Microbiology and Infectious Disease · 2000 · 45 citations

Insufficient Diagnostic Accuracy, Imported Serological Kits, Helicobacter Pylori Infection +10

Clarithromycin Resistance, but Not CYP2C-19 Polymorphism, Has a Major Impact on Treatment Success in 7-Day Treatment Regimen for Cure of H. pylori Infection: A Multiple Logistic Regression Analysis

Hiroto Miwa, Hanako Misawa, Toshio Yamada et al. · Digestive Diseases and Sciences · 2001 · 39 citations

Role of Extracellular Matrix on Colonic Cancer Cell Migration and Proliferation

Keiichi Ohtaka, Sumio Watanabe, Ryozo Iwazaki et al. · Biochemical and Biophysical Research Communications · 1996 · 35 citations

Tumor Biology, Oncology, Medicine +12

Presence of Vertebral Fractures is Highly Associated with Hiatal Hernia and Reflux Esophagitis in Japanese Elderly People

Miho Yoshimura, Akihito Nagahara, Keiichi Ohtaka et al. · Internal Medicine · 2008 · 26 citations · Full text

On-site diagnosis of H. pylori infection by urine

Hiroto Miwa, Suguru Akamatsu, Tetsuya Tachikawa et al. · Diagnostic Microbiology and Infectious Disease · 2001 · 17 citations

Urology, Medicine, On-site Diagnosis +5