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Liraglutide in combination with metformin may improve the atherogenic lipid profile and decrease C-reactive protein level in statin treated obese patients with coronary artery disease and newly diagnosed type 2 diabetes: A randomized trial

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@article{e6728e5423a64996b6d3999844c518e6,
title = "Liraglutide in combination with metformin may improve the atherogenic lipid profile and decrease C-reactive protein level in statin treated obese patients with coronary artery disease and newly diagnosed type 2 diabetes: A randomized trial",
abstract = "BACKGROUND AND AIMS: Atherosclerosis in obesity and type 2 diabetes (T2DM) is associated with low-grade inflammation (LGI) and dyslipidemia, where especially small, dense lipoprotein particles are atherogenic. The glucagon-like peptide-1 receptor agonist, liraglutide, reduces cardiovascular events by poorly understood mechanisms. We investigated the effect of liraglutide combined with metformin on LGI and lipoprotein density profiles in patients with stable coronary artery disease (CAD) and newly diagnosed T2DM.METHODS: We conducted a randomized, double-blind, placebo-controlled, cross-over trial over a 12 + 12-week period, with ≥2-week wash-out.INTERVENTION: liraglutide/metformin vs. placebo/metformin. Lipoproteins were separated by continuous density gradient ultracentrifugation, and LDL divided into five subfractions between 226 and 270 {\AA}, considering particle size ≤255 {\AA} as the atherogenic pattern. Plasma C-reactive protein and tumor necrosis factor-α were assessed by the enzyme-linked immunosorbent-assay.RESULTS: 28 out of 41 randomized patients completed all visits. Intention-to-treat analysis was performed but one patient had statin dosage and was excluded from the analysis. 95{\%} of the patients were on statin therapy. Overall, liraglutide did not affect lipid subfractions or markers of LGI compared to placebo. The combination of liraglutide and metformin reduced the total LDL subfractions, primarily by reducing the most atherogenic subfraction LDL5, and reduced CRP but not TNF-α. Explorative analyses suggested that the subfraction LDL5 during the wash-out period rebounded significantly at least in a per-protocol analysis of the sub-group of patients starting the liraglutide therapy.CONCLUSIONS: In patients with CAD and newly diagnosed T2DM on stable statin therapy, liraglutide combined with metformin may improve the atherogenic LDL lipid profile and CRP.",
keywords = "GLP-1, Lipoprotein, Liraglutide, Low-grade inflammation",
author = "Christian Anholm and Preman Kumarathurai and Pedersen, {Lene R{\o}rholm} and Amirsalar Samkani and Walzem, {Rosemary L} and Nielsen, {Olav Wendelboe} and Kristiansen, {Ole Peter} and Mogens Fenger and Sten Madsbad and Ahmad Sajadieh and Haugaard, {Steen Bendix}",
note = "Copyright {\circledC} 2019 Elsevier B.V. All rights reserved.",
year = "2019",
month = "9",
day = "1",
doi = "10.1016/j.atherosclerosis.2019.07.007",
language = "English",
volume = "288",
pages = "60--66",
journal = "Atherosclerosis",
issn = "0021-9150",
publisher = "Elsevier Ireland Ltd",

}

RIS

TY - JOUR

T1 - Liraglutide in combination with metformin may improve the atherogenic lipid profile and decrease C-reactive protein level in statin treated obese patients with coronary artery disease and newly diagnosed type 2 diabetes

T2 - A randomized trial

AU - Anholm, Christian

AU - Kumarathurai, Preman

AU - Pedersen, Lene Rørholm

AU - Samkani, Amirsalar

AU - Walzem, Rosemary L

AU - Nielsen, Olav Wendelboe

AU - Kristiansen, Ole Peter

AU - Fenger, Mogens

AU - Madsbad, Sten

AU - Sajadieh, Ahmad

AU - Haugaard, Steen Bendix

N1 - Copyright © 2019 Elsevier B.V. All rights reserved.

PY - 2019/9/1

Y1 - 2019/9/1

N2 - BACKGROUND AND AIMS: Atherosclerosis in obesity and type 2 diabetes (T2DM) is associated with low-grade inflammation (LGI) and dyslipidemia, where especially small, dense lipoprotein particles are atherogenic. The glucagon-like peptide-1 receptor agonist, liraglutide, reduces cardiovascular events by poorly understood mechanisms. We investigated the effect of liraglutide combined with metformin on LGI and lipoprotein density profiles in patients with stable coronary artery disease (CAD) and newly diagnosed T2DM.METHODS: We conducted a randomized, double-blind, placebo-controlled, cross-over trial over a 12 + 12-week period, with ≥2-week wash-out.INTERVENTION: liraglutide/metformin vs. placebo/metformin. Lipoproteins were separated by continuous density gradient ultracentrifugation, and LDL divided into five subfractions between 226 and 270 Å, considering particle size ≤255 Å as the atherogenic pattern. Plasma C-reactive protein and tumor necrosis factor-α were assessed by the enzyme-linked immunosorbent-assay.RESULTS: 28 out of 41 randomized patients completed all visits. Intention-to-treat analysis was performed but one patient had statin dosage and was excluded from the analysis. 95% of the patients were on statin therapy. Overall, liraglutide did not affect lipid subfractions or markers of LGI compared to placebo. The combination of liraglutide and metformin reduced the total LDL subfractions, primarily by reducing the most atherogenic subfraction LDL5, and reduced CRP but not TNF-α. Explorative analyses suggested that the subfraction LDL5 during the wash-out period rebounded significantly at least in a per-protocol analysis of the sub-group of patients starting the liraglutide therapy.CONCLUSIONS: In patients with CAD and newly diagnosed T2DM on stable statin therapy, liraglutide combined with metformin may improve the atherogenic LDL lipid profile and CRP.

AB - BACKGROUND AND AIMS: Atherosclerosis in obesity and type 2 diabetes (T2DM) is associated with low-grade inflammation (LGI) and dyslipidemia, where especially small, dense lipoprotein particles are atherogenic. The glucagon-like peptide-1 receptor agonist, liraglutide, reduces cardiovascular events by poorly understood mechanisms. We investigated the effect of liraglutide combined with metformin on LGI and lipoprotein density profiles in patients with stable coronary artery disease (CAD) and newly diagnosed T2DM.METHODS: We conducted a randomized, double-blind, placebo-controlled, cross-over trial over a 12 + 12-week period, with ≥2-week wash-out.INTERVENTION: liraglutide/metformin vs. placebo/metformin. Lipoproteins were separated by continuous density gradient ultracentrifugation, and LDL divided into five subfractions between 226 and 270 Å, considering particle size ≤255 Å as the atherogenic pattern. Plasma C-reactive protein and tumor necrosis factor-α were assessed by the enzyme-linked immunosorbent-assay.RESULTS: 28 out of 41 randomized patients completed all visits. Intention-to-treat analysis was performed but one patient had statin dosage and was excluded from the analysis. 95% of the patients were on statin therapy. Overall, liraglutide did not affect lipid subfractions or markers of LGI compared to placebo. The combination of liraglutide and metformin reduced the total LDL subfractions, primarily by reducing the most atherogenic subfraction LDL5, and reduced CRP but not TNF-α. Explorative analyses suggested that the subfraction LDL5 during the wash-out period rebounded significantly at least in a per-protocol analysis of the sub-group of patients starting the liraglutide therapy.CONCLUSIONS: In patients with CAD and newly diagnosed T2DM on stable statin therapy, liraglutide combined with metformin may improve the atherogenic LDL lipid profile and CRP.

KW - GLP-1

KW - Lipoprotein

KW - Liraglutide

KW - Low-grade inflammation

UR - http://www.scopus.com/inward/record.url?scp=85069506954&partnerID=8YFLogxK

U2 - 10.1016/j.atherosclerosis.2019.07.007

DO - 10.1016/j.atherosclerosis.2019.07.007

M3 - Journal article

VL - 288

SP - 60

EP - 66

JO - Atherosclerosis

JF - Atherosclerosis

SN - 0021-9150

ER -

ID: 57711550