Glucagon-like peptide-1 (GLP-1) receptor agonism or DPP-4 inhibition does not accelerate neoplasia in carcinogen treated mice
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Glucagon-like peptide-1 (GLP-1) receptor agonism or DPP-4 inhibition does not accelerate neoplasia in carcinogen treated mice. / Kissow, Hannelouise; Hartmann, Bolette; Holst, Jens Juul; Viby, Niels-Erik; Hansen, Lærke Schmidt; Rosenkilde, Mette Marie; Hare, Kristine Juul; Poulsen, Steen Seier.
In: Regulatory Peptides, Vol. 179, No. 1-3, 10.11.2012, p. 91-100.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Glucagon-like peptide-1 (GLP-1) receptor agonism or DPP-4 inhibition does not accelerate neoplasia in carcinogen treated mice
AU - Kissow, Hannelouise
AU - Hartmann, Bolette
AU - Holst, Jens Juul
AU - Viby, Niels-Erik
AU - Hansen, Lærke Schmidt
AU - Rosenkilde, Mette Marie
AU - Hare, Kristine Juul
AU - Poulsen, Steen Seier
N1 - Copyright © 2012 Elsevier B.V. All rights reserved.
PY - 2012/11/10
Y1 - 2012/11/10
N2 - Glucagon-like peptide-1 (GLP-1) and glucagon-like peptide-2 (GLP-2) are secreted in parallel from the intestinal endocrine cells after nutrient intake. GLP-1 is an incretin hormone and analogues are available for the treatment of type 2 diabetes mellitus (T2DM). GLP-2 is an intestinal growth hormone and is shown to promote growth of colonic adenomas in carcinogen treated mice. Both peptides are degraded by dipeptidyl peptidase-4 (DPP-4) into inactive metabolites. DPP-4 inhibitors are therefore also in use for treatment of T2DM. It is possible that DPP-4 inhibition by enhancing the exposure of endogenous GLP-2 to the intestinal epithelia also might mediate growth and promote neoplasia. We investigated the intestinal growth effect of the GLP-1 receptor agonists (GLP-1 RAs) (liraglutide and exenatide) and DPP-4 inhibition (sitagliptin) in healthy mice. We also investigated the potential tumour promoting effect of liraglutide and sitaglitin in the colon of carcinogen treated mice. We used GLP-2 as a positive control.
AB - Glucagon-like peptide-1 (GLP-1) and glucagon-like peptide-2 (GLP-2) are secreted in parallel from the intestinal endocrine cells after nutrient intake. GLP-1 is an incretin hormone and analogues are available for the treatment of type 2 diabetes mellitus (T2DM). GLP-2 is an intestinal growth hormone and is shown to promote growth of colonic adenomas in carcinogen treated mice. Both peptides are degraded by dipeptidyl peptidase-4 (DPP-4) into inactive metabolites. DPP-4 inhibitors are therefore also in use for treatment of T2DM. It is possible that DPP-4 inhibition by enhancing the exposure of endogenous GLP-2 to the intestinal epithelia also might mediate growth and promote neoplasia. We investigated the intestinal growth effect of the GLP-1 receptor agonists (GLP-1 RAs) (liraglutide and exenatide) and DPP-4 inhibition (sitagliptin) in healthy mice. We also investigated the potential tumour promoting effect of liraglutide and sitaglitin in the colon of carcinogen treated mice. We used GLP-2 as a positive control.
KW - 1,2-Dimethylhydrazine
KW - Aberrant Crypt Foci
KW - Adenoma
KW - Anatomy, Cross-Sectional
KW - Animals
KW - COS Cells
KW - Cercopithecus aethiops
KW - Colon
KW - Colonic Neoplasms
KW - Cyclic AMP
KW - Diabetes Mellitus, Type 2
KW - Dipeptidyl Peptidase 4
KW - Dipeptidyl-Peptidase IV Inhibitors
KW - Female
KW - Glucagon-Like Peptide 1
KW - Hypoglycemic Agents
KW - Intestinal Mucosa
KW - Intestine, Small
KW - Mice
KW - Mice, Inbred C57BL
KW - Organ Size
KW - Peptides
KW - Pyrazines
KW - Receptors, Glucagon
KW - Transfection
KW - Triazoles
KW - Venoms
U2 - 10.1016/j.regpep.2012.08.016
DO - 10.1016/j.regpep.2012.08.016
M3 - Journal article
C2 - 22989472
VL - 179
SP - 91
EP - 100
JO - Regulatory Peptides
JF - Regulatory Peptides
SN - 0167-0115
IS - 1-3
ER -
ID: 45041252