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From 1975 to 1985, 142 patients with early gastric cancer were operated on in our service; this group comprised 14 per cent of all patients with gastric cancer operated on during this period. Epigastric pain was the most frequent symptom (75.3 per cent). The lesions were located in the lower third in 45.8 per cent, in the middle third in 31.7 per cent, in(More)
We have standardized an indirect ultramicro ELISA assay for detecting antibodies to human Cytomegalovirus (CMV) using human serum samples (UMELISA CMV). The optimal concentration of coating antigen (30 ug/ml), serum dilution (1:40) and anti-human conjugate working dilution (1:1500), were determined by a check board titration method. The UMELISA CMV was(More)
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