[A case of unresectable advanced gastric cancer with effective treatment by local administration of OK-432 on operation].

A 70-year-old male with unresectable stage IV gastric cancer was locally administered OK-432 on operation. During the 3rd year following the operation, primary lesion was notably reduced by endoscopic picture, and ro cancerous tissue was detected by biopsy. In addition, serum levels of AFP and CEA were markedly decreased. The patient has survived for 3 years 6 months after operation.