Plasma gastrin and gastric secretory response to duodenal perfusion with liver extract in healthy human subjects.


The stomachs of 8 healthy volunteers were intubated with a Levine tube under radiological control. In addition, a thin polyethylene tube was placed in the proximal duodenum. After a 1-hour period with no perfusion, the duodenum was perfused for two hours with 15% liver extract (LE) (pH 4.5--5.5; 1027 mosm/kg water) at a rate of 100 ml/hour either alone or… (More)


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