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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
1977-7-18
pubmed:abstractText
The concentration of immunoreactive secretin in portal blood and the secretion from the exocrine pancreas were measured during intraduodenal infusion of isotonic or hypertonic saline, isotonic or hypertonic glucose, aminoacids, fat emulsion, or 0.1 mol X 1(-1) hydrochloric acid in 7 anaesthetized pigs. None of these substances, except hydrochloric acid, had any effect on plasma secretin concentration and pancreatic flow rate and bicarbonate output. Plasma secretin concentration rose significantly from 5.6 +/- 2.7 pmol X 1(-1) (mean +/- S.E.M.) to a peak value of 201.2 +/- 80.5 pmol X 1(-1) 15 min after infusion of hydrochloric acid. Pancreatic flow rate and bicarbonate output increased from 0.51 +/- 0.19 ml X h-1 (mean +/- S.E.M.) to 9.85 +/- 2.33 ml X h-1 and from 52 +/- 11 micronmol X h-1 to 1.004 +/- 290 micronmol X h-1, respectively. During intraduodenal introduction of meals with pH adjusted from 1.0 to 7.0 in 4 pigs amylase was secreted at all pH levels. However, only when pH of the meal was 1.0, resulting in an intraduodenal pH from 1.0 to 1.7 during the stimulation, was a significant increase in plasma secretin concentration and pancreatic flow rate observed from 5.5 +/- 2.8 pmol X 1(-1) (mean +/- S.E.M.) to 115.0 +/- 51.2 pmol X 1(-1) and from 0.20 +/- 0.08 ml X h-1 to 6.25 +/- 2.57 ml X h-1, respectively.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0036-5521
pubmed:author
pubmed:issnType
Print
pubmed:volume
12
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
273-9
pubmed:dateRevised
2009-10-27
pubmed:meshHeading
pubmed:year
1977
pubmed:articleTitle
Plasma secretin concentration in anaesthetized pigs after intraduodenal glucose, fat, aminoacids, or meals with various pH.
pubmed:publicationType
Journal Article