Abstract:
:Several large-scale genome-wide association studies have identified single-nucleotide polymorphisms in the genomic region of A Disintegrin And Metalloproteinase with ThromboSpondin type 1 repeats (ADAMTS)-7 and associations to coronary artery disease. Experimental studies have provided evidence for a functional role of ADAMTS-7 in both injury-induced vascular neointima formation and development of atherosclerotic lesions. However, whether ADAMTS-7 is associated with a specific plaque phenotype in humans has not been investigated. Carotid plaques (n = 206) from patients with and without cerebrovascular symptoms were analyzed for expression of ADAMTS-7 by immunohistochemistry and correlated to components associated with plaque vulnerability. Plaques from symptomatic patients showed increased levels of ADAMTS-7 compared with lesions from asymptomatic patients. High levels of ADAMTS-7 correlated with high levels of CD68-staining and lipid content, but with low smooth muscle cell and collagen content, which together are characteristics of a vulnerable plaque phenotype. ADAMTS-7 levels above median were associated with increased risk for postoperative cardiovascular events. Our data show that ADAMTS-7 is associated with a vulnerable plaque phenotype in human carotid lesions. These data support previous observations of a potential proatherogenic role of ADAMTS-7.
journal_name
Sci Repjournal_title
Scientific reportsauthors
Bengtsson E,Hultman K,Dunér P,Asciutto G,Almgren P,Orho-Melander M,Melander O,Nilsson J,Hultgårdh-Nilsson A,Gonçalves Idoi
10.1038/s41598-017-03573-4subject
Has Abstractpub_date
2017-06-16 00:00:00pages
3753issue
1issn
2045-2322pii
10.1038/s41598-017-03573-4journal_volume
7pub_type
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