during intermittent administration of omeprazole to 10 patients with duodenal ulcer disease and 10 healthy volunteers concentrations of serum pepsinogen a and serum pepsinogen c were monitored by sensitive and specific radioimmunoassays to study whether the effect of this treatment on serum pepsinogens is different between patients and normal subjects and to evaluate whether serum pepsinogen levels can be used to assess compliance with therapy .
C0030915
pepsinogen c
C0030913
pepsinogen