Human and rat amylin have no effects on insulin secretion in isolated rat pancreatic islets.

Abstract:

:Amylin, an islet amyloid peptide secreted by the pancreatic beta cell, has been proposed as a humoral regulator of islet insulin secretion. Four separate preparations of amylin were tested for effects on hormone secretion in both freshly isolated and cultured rat islets and in HIT-T15, hamster insulinoma cells. With all three experimental models, exposure to human amylin acid and human and rat amylin at concentrations as high as 100 nM had no significant effect on rates of insulin or glucagon secretion. These observations suggest that amylin, even at concentrations appreciably higher than those measured in peripheral plasma, is not a significant humoral regulator of islet hormone secretion.

authors

Broderick CL,Brooke GS,DiMarchi RD,Gold G

doi

10.1016/0006-291x(91)90628-k

subject

Has Abstract

pub_date

1991-06-28 00:00:00

pages

932-8

issue

3

eissn

0006-291X

issn

1090-2104

pii

0006-291X(91)90628-K

journal_volume

177

pub_type

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