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Modifiable risk factors and plasma proteomics in relation to complications of type 2 diabetes
Ruyi Li1,2,3, Shufan Tian1,2,3, Jun Liu4
1Division of Endocrinology, Department of Internal Medicine, Tongji Hospital, and School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.
Insights
Improving cardiovascular health and controlling risk factors significantly reduce complications and mortality in type 2 diabetes (T2D). Plasma proteins like uromodulin mediate these protective effects, offering new insights into T2D management.
Area of Science:
- Endocrinology and Metabolism
- Cardiovascular Disease Research
- Proteomics and Biomarker Discovery
Background:
- Type 2 diabetes (T2D) management often overlooks combined modifiable risk factors and their impact on common complications.
- The role of proteomics in understanding these associations and mediating disease pathways in T2D is not well-defined.
Purpose of the Study:
- To assess the association between cardiovascular health (CVH) score and risk factor control with diabetic complications.
- To explore the mediating role of plasma proteomics in these relationships within a large UK Biobank cohort.
Main Methods:
- Utilized UK Biobank data (n=14,102) to analyze CVH score and risk factor control against 45 adverse outcomes over 12.4-13.4 years.
- Employed mediation analyses in a subset (n=1287) with proteomic data to identify shared protein mediators.
Main Results:
- Higher CVH score linked to reduced risk of 30 adverse outcomes in T2D patients.
- Improved risk factor control associated with lower risk of 22 adverse outcomes.
- Identified common protein mediators, including uromodulin and pro-adrenomedullin, for mortality and vascular diseases.
Conclusions:
- Modifiable risk factors and enhanced CVH are crucial for mitigating disease burden in type 2 diabetes.
- Plasma proteomics offers insights into the biological mechanisms underlying T2D complications and mortality.
Abstract:
A comprehensive assessment of combined modifiable risk factors with common complications of type 2 diabetes (T2D) is lacking, and the potential role of proteomics remains unclear. Here, we examine the associations of cardiovascular health (CVH) score and degree of risk factor control with common diabetic complications using data from the UK Biobank (n = 14,102). Furthermore, we explore the mediation effects of plasma proteomics in a subset with proteomic data (n = 1287). Over median follow-ups of 12.4-13.4 years, higher CVH score and higher degree of risk factor control are associated with lower risks of 30 and 22 of 45 adverse outcomes among individuals with T2D, respectively. Mediation analyses reveal that mortality and multiple vascular diseases share common mediators, such as uromodulin and pro-adrenomedullin. These findings highlight the importance of risk factors modification in reducing disease burden among people with T2D and facilitate the understanding of mediation effects of plasma proteins underlying these associations.
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