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Amino acids and the changing face of the α-cell

Hamilton, Alexander LU ; Eliasson, Lena LU orcid and Knudsen, Jakob G. (2023) In Peptides 166.
Abstract

Glucagon has long been defined by its glucogenic action and as a result α-cells have been characterised based largely on their interaction with glucose. Recent findings have challenged this preconception, bringing to the fore the significant role glucagon plays in amino acid breakdown and underlining the importance of amino acids in glucagon secretion. The challenge that remains is defining the mechanism that underlie these effects - understanding which amino acids are most important, how they act on the α-cell and how their actions integrate with other fuels such as glucose and fatty acids. This review will describe the current relationship between amino acids and glucagon and how we can use this knowledge to redefine the α-cell.

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author
; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Alpha cell, Amino acids, Glucagon, Liver-α cell axis, Type 2 diabetes
in
Peptides
volume
166
article number
171039
publisher
Elsevier
external identifiers
  • pmid:37295651
  • scopus:85161702045
ISSN
0196-9781
DOI
10.1016/j.peptides.2023.171039
language
English
LU publication?
yes
id
fe913b6e-db7e-4da6-a5ee-9923ac2afa2a
date added to LUP
2023-09-11 13:33:48
date last changed
2024-04-20 03:03:01
@article{fe913b6e-db7e-4da6-a5ee-9923ac2afa2a,
  abstract     = {{<p>Glucagon has long been defined by its glucogenic action and as a result α-cells have been characterised based largely on their interaction with glucose. Recent findings have challenged this preconception, bringing to the fore the significant role glucagon plays in amino acid breakdown and underlining the importance of amino acids in glucagon secretion. The challenge that remains is defining the mechanism that underlie these effects - understanding which amino acids are most important, how they act on the α-cell and how their actions integrate with other fuels such as glucose and fatty acids. This review will describe the current relationship between amino acids and glucagon and how we can use this knowledge to redefine the α-cell.</p>}},
  author       = {{Hamilton, Alexander and Eliasson, Lena and Knudsen, Jakob G.}},
  issn         = {{0196-9781}},
  keywords     = {{Alpha cell; Amino acids; Glucagon; Liver-α cell axis; Type 2 diabetes}},
  language     = {{eng}},
  publisher    = {{Elsevier}},
  series       = {{Peptides}},
  title        = {{Amino acids and the changing face of the α-cell}},
  url          = {{http://dx.doi.org/10.1016/j.peptides.2023.171039}},
  doi          = {{10.1016/j.peptides.2023.171039}},
  volume       = {{166}},
  year         = {{2023}},
}