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Associations of genetically determined lipid traits and lipid-modifying agents with the risk of diabetic retinopathy : A Mendelian randomization study

Li, Ning ; Zhang, Xiaoyu ; Zhang, Meng ; Wu, Lijuan ; Li, Changwei ; Pan, Yuesong ; Wang, Wei ; Ji, Jianguang LU orcid and Zheng, Deqiang LU (2023) In Atherosclerosis 369. p.9-16
Abstract

BACKGROUND AND AIMS: The evidence that dyslipidemia is associated with hyperglycemia calls for an investigation of whether dyslipidemia, as well as lipid-modifying agents, could affect the subsequent development of diabetic retinopathy (DR). Therefore, we aimed to address these unanswered questions by utilizing Mendelian randomization (MR) analysis.

METHODS: Genetic variants were selected from the UK Biobank as instruments to serve as proxies for lipid traits [high-density lipoprotein cholesterol (HDL-C), low-density lipoprotein cholesterol (LDL-C), triglyceride (TG), apolipoprotein A-I (APOA-I) and apolipoprotein B (APOB)]. Univariable and multivariable MR analyses were performed to examine the associations of these lipid traits... (More)

BACKGROUND AND AIMS: The evidence that dyslipidemia is associated with hyperglycemia calls for an investigation of whether dyslipidemia, as well as lipid-modifying agents, could affect the subsequent development of diabetic retinopathy (DR). Therefore, we aimed to address these unanswered questions by utilizing Mendelian randomization (MR) analysis.

METHODS: Genetic variants were selected from the UK Biobank as instruments to serve as proxies for lipid traits [high-density lipoprotein cholesterol (HDL-C), low-density lipoprotein cholesterol (LDL-C), triglyceride (TG), apolipoprotein A-I (APOA-I) and apolipoprotein B (APOB)]. Univariable and multivariable MR analyses were performed to examine the associations of these lipid traits with DR and different levels of severity of DR. Based on the evidence for the effects of lipids on outcomes, we estimated the causal relevance of cholesteryl ester transfer protein (CETP) inhibitors in severe nonproliferative and proliferative DR using protein quantitative trait loci (pQTLs) and expression quantitative trait loci (eQTLs) as instruments.

RESULTS: Genetically determined HDL-C levels were inversely associated with the risk of severe nonproliferative DR (OR = 0.70, 95% CI = 0.52-0.94) and proliferative DR (OR = 0.90, 95% CI = 0.83-0.97) in the main analyses utilizing the inverse variance-weighted (IVW) MR method and a couple of sensitivity analyses. No association was noted between genetically proxied CETP inhibitors and DR.

CONCLUSIONS: This MR study suggests the casual protective roles of HDL-C in severe nonproliferative DR and proliferative DR, which calls for further studies to confirm these findings. Current lipid-modifying agents acting on HDL-C may not reduce the risk of DR and new treatments are required in the future.

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author
; ; ; ; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Atherosclerosis
volume
369
pages
9 - 16
publisher
Elsevier
external identifiers
  • scopus:85148759648
  • pmid:36827905
ISSN
1879-1484
DOI
10.1016/j.atherosclerosis.2023.02.001
language
English
LU publication?
yes
additional info
Copyright © 2023 Elsevier B.V. All rights reserved.
id
2ec889e6-c716-4a34-a83a-271dd41a7da0
date added to LUP
2023-03-02 16:12:10
date last changed
2024-06-13 10:56:01
@article{2ec889e6-c716-4a34-a83a-271dd41a7da0,
  abstract     = {{<p>BACKGROUND AND AIMS: The evidence that dyslipidemia is associated with hyperglycemia calls for an investigation of whether dyslipidemia, as well as lipid-modifying agents, could affect the subsequent development of diabetic retinopathy (DR). Therefore, we aimed to address these unanswered questions by utilizing Mendelian randomization (MR) analysis.</p><p>METHODS: Genetic variants were selected from the UK Biobank as instruments to serve as proxies for lipid traits [high-density lipoprotein cholesterol (HDL-C), low-density lipoprotein cholesterol (LDL-C), triglyceride (TG), apolipoprotein A-I (APOA-I) and apolipoprotein B (APOB)]. Univariable and multivariable MR analyses were performed to examine the associations of these lipid traits with DR and different levels of severity of DR. Based on the evidence for the effects of lipids on outcomes, we estimated the causal relevance of cholesteryl ester transfer protein (CETP) inhibitors in severe nonproliferative and proliferative DR using protein quantitative trait loci (pQTLs) and expression quantitative trait loci (eQTLs) as instruments.</p><p>RESULTS: Genetically determined HDL-C levels were inversely associated with the risk of severe nonproliferative DR (OR = 0.70, 95% CI = 0.52-0.94) and proliferative DR (OR = 0.90, 95% CI = 0.83-0.97) in the main analyses utilizing the inverse variance-weighted (IVW) MR method and a couple of sensitivity analyses. No association was noted between genetically proxied CETP inhibitors and DR.</p><p>CONCLUSIONS: This MR study suggests the casual protective roles of HDL-C in severe nonproliferative DR and proliferative DR, which calls for further studies to confirm these findings. Current lipid-modifying agents acting on HDL-C may not reduce the risk of DR and new treatments are required in the future.</p>}},
  author       = {{Li, Ning and Zhang, Xiaoyu and Zhang, Meng and Wu, Lijuan and Li, Changwei and Pan, Yuesong and Wang, Wei and Ji, Jianguang and Zheng, Deqiang}},
  issn         = {{1879-1484}},
  language     = {{eng}},
  month        = {{02}},
  pages        = {{9--16}},
  publisher    = {{Elsevier}},
  series       = {{Atherosclerosis}},
  title        = {{Associations of genetically determined lipid traits and lipid-modifying agents with the risk of diabetic retinopathy : A Mendelian randomization study}},
  url          = {{http://dx.doi.org/10.1016/j.atherosclerosis.2023.02.001}},
  doi          = {{10.1016/j.atherosclerosis.2023.02.001}},
  volume       = {{369}},
  year         = {{2023}},
}