Secretin and portal blood flow.


Using a duplex Doppler technique, we investigated the effect of low doses of secretin on the portal blood flow. In eight healthy volunteers successive intravenous secretin infusions of 0, 8, and 32 pmol x kg-1 x h-1 resulted in proportional increases in plasma secretin levels. The portal venous flow, however, was unaffected. A bolus injection of 930 pmol of… (More)


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