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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3 Pt 1
pubmed:dateCreated
1988-4-21
pubmed:abstractText
In two sets of dogs with gastric and pancreatic fistulas, we studied the effect of atropine on pancreatic bicarbonate output and release of secretin in response to intraduodenal HCl before and after stepwise removal of the extrinsic nerves of the pancreas, i.e., celiac and superior mesenteric ganglionectomy alone or truncal vagotomy alone and truncal vagotomy plus celiac and superior mesenteric ganglionectomy. Ganglionectomy alone did not alter the incremental bicarbonate response to HCl. Truncal vagotomy alone significantly (P less than 0.05) decreased the incremental bicarbonate response to low (1.5 and 3 mmol/h) but not high (6 to 24 mmol/h) loads of HCl. Additional ganglionectomy restored the bicarbonate response to prevagotomy levels. With the extrinsic nerves intact and after ganglionectomy, but not after truncal vagotomy and truncal vagotomy plus ganglionectomy, intravenous atropine (14 nmol.kg-1.h-1) significantly reduced the incremental bicarbonate response to low (1.5 and 3 mmol/h) but not high loads of HCl. Neither the different surgical procedures nor atropine significantly altered plasma levels of secretin basally and in response to intestinal HCl. We conclude that 1) cholinergic fibers within the vagus nerves but not the splanchnic nerves are important mediators of the pancreatic bicarbonate response to low loads of HCl and 2) release of secretin by intestinal HCl is not under cholinergic and splanchnic control.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Mar
pubmed:issn
0002-9513
pubmed:author
pubmed:issnType
Print
pubmed:volume
254
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
G436-43
pubmed:dateRevised
2008-11-21
pubmed:meshHeading
pubmed:year
1988
pubmed:articleTitle
Pancreatic bicarbonate response to HCl before and after cutting the extrinsic nerves of the pancreas in dogs.
pubmed:affiliation
Department of Medicine, University of Essen, Federal Republic of Germany.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't