Phase II study of oral S-1 plus irinotecan in patients with advanced colorectal cancer: Hokkaido Gastrointestinal Cancer Study Group HGCSG0302.

We have previously reported on phase I/II studies of irinotecan plus S-1 therapy for advanced gastric cancer. Based on the safety and efficacy data that were obtained, this phase II study was planned to assess the efficacy of irinotecan plus S-1 for patients with advanced colorectral cancer. A total of 40 patients are enrolled at 13 medical institutions.

[Immunological rapid urease test].

Immunological rapid urease test for detection of Helicobacter pylori infection, composed of a solid-phase tip coated with monoclonal antibody against H. pylori's urease and ion-sensitive field transistor (ISFT)-based pH sensor system, was developed. The monoclonal antibody against H.