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Associations of plasma proteomics with type 2 diabetes and related traits: Results from the longitudinal KORA S4/F4/FF4 Study.
Diabetologia 66, 1655-1668 (2023)
AIMS/HYPOTHESIS: This study aimed to elucidate the aetiological role of plasma proteins in glucose metabolism and type 2 diabetes development. METHODS: We measured 233 proteins at baseline in 1653 participants from the Cooperative Health Research in the Region of Augsburg (KORA) S4 cohort study (median follow-up time: 13.5 years). We used logistic regression in the cross-sectional analysis (n=1300), and Cox regression accounting for interval-censored data in the longitudinal analysis (n=1143). We further applied two-level growth models to investigate associations with repeatedly measured traits (fasting glucose, 2 h glucose, fasting insulin, HOMA-B, HOMA-IR, HbA1c), and two-sample Mendelian randomisation analysis to investigate causal associations. Moreover, we built prediction models using priority-Lasso on top of Framingham-Offspring Risk Score components and evaluated the prediction accuracy through AUC. RESULTS: We identified 14, 24 and four proteins associated with prevalent prediabetes (i.e. impaired glucose tolerance and/or impaired fasting glucose), prevalent newly diagnosed type 2 diabetes and incident type 2 diabetes, respectively (28 overlapping proteins). Of these, IL-17D, IL-18 receptor 1, carbonic anhydrase-5A, IL-1 receptor type 2 (IL-1RT2) and matrix extracellular phosphoglycoprotein were novel candidates. IGF binding protein 2 (IGFBP2), lipoprotein lipase (LPL) and paraoxonase 3 (PON3) were inversely associated while fibroblast growth factor 21 was positively associated with incident type 2 diabetes. LPL was longitudinally linked with change in glucose-related traits, while IGFBP2 and PON3 were linked with changes in both insulin- and glucose-related traits. Mendelian randomisation analysis suggested causal effects of LPL on type 2 diabetes and fasting insulin. The simultaneous addition of 12 priority-Lasso-selected biomarkers (IGFBP2, IL-18, IL-17D, complement component C1q receptor, V-set and immunoglobulin domain-containing protein 2, IL-1RT2, LPL, CUB domain-containing protein 1, vascular endothelial growth factor D, PON3, C-C motif chemokine 4 and tartrate-resistant acid phosphatase type 5) significantly improved the predictive performance (ΔAUC 0.0219; 95% CI 0.0052, 0.0624). CONCLUSIONS/INTERPRETATION: We identified new candidates involved in the development of derangements in glucose metabolism and type 2 diabetes and confirmed previously reported proteins. Our findings underscore the importance of proteins in the pathogenesis of type 2 diabetes and the identified putative proteins can function as potential pharmacological targets for diabetes treatment and prevention.
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Publikationstyp
Artikel: Journalartikel
Dokumenttyp
Wissenschaftlicher Artikel
Schlagwörter
Cohort Study ; Mendelian Randomisation ; Proteomics ; Traits Of Glucose And Insulin ; Type 2 Diabetes; Insulin Sensitivity; Biomarkers; Monica/kora; Population; Metabolism; Prediction; Mellitus; Improves; Risk; Bone
ISSN (print) / ISBN
0012-186X
e-ISSN
1432-0428
Zeitschrift
Diabetologia
Quellenangaben
Band: 66,
Heft: 9,
Seiten: 1655-1668
Verlag
Springer
Verlagsort
Berlin ; Heidelberg [u.a.]
Nichtpatentliteratur
Publikationen
Begutachtungsstatus
Peer reviewed
Förderungen
Helmholtz Zentrum Munchen - German Research Center for Environmental Health
German Federal Ministry of Education and Research (BMBF)
State of Bavaria
Helmholtz Institute for Metabolic, Obesity and Vascular Research - Project Initiative 2018 (HI-MAG)
German Federal Ministry of Health (Berlin, Germany)
Ministry of Culture and Science of the state North Rhine-Westphalia (Dusseldorf, Germany)
German Federal Ministry of Education and Research (BMBF) through the German Center for Diabetes Research (DZD e.V.)
Alnylam Pharmaceuticals
Amgen
China Scholarship Council
Biogen
Bristol-Myers Squibb
Calico
Genentech
Glaxo Smith Klein
Janssen Pharmaceuticals
Novo Nordisk
Pfizer
Regeneron
Takeda
AstraZeneca
German Federal Ministry of Education and Research (BMBF)
State of Bavaria
Helmholtz Institute for Metabolic, Obesity and Vascular Research - Project Initiative 2018 (HI-MAG)
German Federal Ministry of Health (Berlin, Germany)
Ministry of Culture and Science of the state North Rhine-Westphalia (Dusseldorf, Germany)
German Federal Ministry of Education and Research (BMBF) through the German Center for Diabetes Research (DZD e.V.)
Alnylam Pharmaceuticals
Amgen
China Scholarship Council
Biogen
Bristol-Myers Squibb
Calico
Genentech
Glaxo Smith Klein
Janssen Pharmaceuticals
Novo Nordisk
Pfizer
Regeneron
Takeda
AstraZeneca