Endogenous PCSK9 may influence circulating CD45neg/CD34bright and CD45neg/CD34bright/CD146neg cells in patients with type 2 diabetes mellitus

Abstract Protease proprotein convertase subtilisin/kexin type 9 (PCSK9) is a regulator of LDL cholesterol clearance and has been associated with cardiovascular risk. PCSK9 inhibitors increase in vivo circulating endothelial progenitor cells (EPCs), a subtype of immature cells involved in ongoing end...

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Autores principales: Romina Tripaldi, Paola Lanuti, Paola Giustina Simeone, Rossella Liani, Giuseppina Bologna, Sonia Ciotti, Pasquale Simeone, Augusto Di Castelnuovo, Marco Marchisio, Francesco Cipollone, Francesca Santilli
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Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/240420d0916c4f7da323f4207dc7fb87
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spelling oai:doaj.org-article:240420d0916c4f7da323f4207dc7fb872021-12-02T14:29:03ZEndogenous PCSK9 may influence circulating CD45neg/CD34bright and CD45neg/CD34bright/CD146neg cells in patients with type 2 diabetes mellitus10.1038/s41598-021-88941-x2045-2322https://doaj.org/article/240420d0916c4f7da323f4207dc7fb872021-05-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-88941-xhttps://doaj.org/toc/2045-2322Abstract Protease proprotein convertase subtilisin/kexin type 9 (PCSK9) is a regulator of LDL cholesterol clearance and has been associated with cardiovascular risk. PCSK9 inhibitors increase in vivo circulating endothelial progenitor cells (EPCs), a subtype of immature cells involved in ongoing endothelial repair. We hypothesized that the effect of PCSK9 on vascular homeostasis may be mediated by EPCs in patients with or without type 2 diabetes mellitus (T2DM). Eighty-two patients (45 with, 37 without T2DM) at high cardiovascular risk were enrolled in this observational study. Statin treatment was associated with higher circulating levels of PCSK9 in patients with and without T2DM (p < 0.001 and p = 0.036) and with reduced CD45neg/CD34bright (total EPC compartment) (p = 0.016) and CD45neg/CD34bright/CD146neg (early EPC) (p = 0.040) only among patients with T2DM. In the whole group of patients, statin treatment was the only independent predictor of low number of CD45neg/CD34bright (β = − 0.230; p = 0.038, adjusted R2 = 0.041). Among T2DM patients, PCSK9 circulating levels were inversely related and predicted both the number of CD45neg/CD34bright (β = − 0.438; p = 0.003, adjusted R2 = 0.173), and CD45neg/CD34bright/CD146neg (β = − 0.458; p = 0.002, adjusted R2 = 0.191) independently of age, gender, BMI and statin treatment. In high-risk T2DM patients, high endogenous levels of PCSK9 may have a detrimental effect on EPCs by reducing the endothelial repair and worsening the progression of atherothrombosis.Romina TripaldiPaola LanutiPaola Giustina SimeoneRossella LianiGiuseppina BolognaSonia CiottiPasquale SimeoneAugusto Di CastelnuovoMarco MarchisioFrancesco CipolloneFrancesca SantilliNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-12 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Romina Tripaldi
Paola Lanuti
Paola Giustina Simeone
Rossella Liani
Giuseppina Bologna
Sonia Ciotti
Pasquale Simeone
Augusto Di Castelnuovo
Marco Marchisio
Francesco Cipollone
Francesca Santilli
Endogenous PCSK9 may influence circulating CD45neg/CD34bright and CD45neg/CD34bright/CD146neg cells in patients with type 2 diabetes mellitus
description Abstract Protease proprotein convertase subtilisin/kexin type 9 (PCSK9) is a regulator of LDL cholesterol clearance and has been associated with cardiovascular risk. PCSK9 inhibitors increase in vivo circulating endothelial progenitor cells (EPCs), a subtype of immature cells involved in ongoing endothelial repair. We hypothesized that the effect of PCSK9 on vascular homeostasis may be mediated by EPCs in patients with or without type 2 diabetes mellitus (T2DM). Eighty-two patients (45 with, 37 without T2DM) at high cardiovascular risk were enrolled in this observational study. Statin treatment was associated with higher circulating levels of PCSK9 in patients with and without T2DM (p < 0.001 and p = 0.036) and with reduced CD45neg/CD34bright (total EPC compartment) (p = 0.016) and CD45neg/CD34bright/CD146neg (early EPC) (p = 0.040) only among patients with T2DM. In the whole group of patients, statin treatment was the only independent predictor of low number of CD45neg/CD34bright (β = − 0.230; p = 0.038, adjusted R2 = 0.041). Among T2DM patients, PCSK9 circulating levels were inversely related and predicted both the number of CD45neg/CD34bright (β = − 0.438; p = 0.003, adjusted R2 = 0.173), and CD45neg/CD34bright/CD146neg (β = − 0.458; p = 0.002, adjusted R2 = 0.191) independently of age, gender, BMI and statin treatment. In high-risk T2DM patients, high endogenous levels of PCSK9 may have a detrimental effect on EPCs by reducing the endothelial repair and worsening the progression of atherothrombosis.
format article
author Romina Tripaldi
Paola Lanuti
Paola Giustina Simeone
Rossella Liani
Giuseppina Bologna
Sonia Ciotti
Pasquale Simeone
Augusto Di Castelnuovo
Marco Marchisio
Francesco Cipollone
Francesca Santilli
author_facet Romina Tripaldi
Paola Lanuti
Paola Giustina Simeone
Rossella Liani
Giuseppina Bologna
Sonia Ciotti
Pasquale Simeone
Augusto Di Castelnuovo
Marco Marchisio
Francesco Cipollone
Francesca Santilli
author_sort Romina Tripaldi
title Endogenous PCSK9 may influence circulating CD45neg/CD34bright and CD45neg/CD34bright/CD146neg cells in patients with type 2 diabetes mellitus
title_short Endogenous PCSK9 may influence circulating CD45neg/CD34bright and CD45neg/CD34bright/CD146neg cells in patients with type 2 diabetes mellitus
title_full Endogenous PCSK9 may influence circulating CD45neg/CD34bright and CD45neg/CD34bright/CD146neg cells in patients with type 2 diabetes mellitus
title_fullStr Endogenous PCSK9 may influence circulating CD45neg/CD34bright and CD45neg/CD34bright/CD146neg cells in patients with type 2 diabetes mellitus
title_full_unstemmed Endogenous PCSK9 may influence circulating CD45neg/CD34bright and CD45neg/CD34bright/CD146neg cells in patients with type 2 diabetes mellitus
title_sort endogenous pcsk9 may influence circulating cd45neg/cd34bright and cd45neg/cd34bright/cd146neg cells in patients with type 2 diabetes mellitus
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/240420d0916c4f7da323f4207dc7fb87
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