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http://purl.uniprot.org/citations/29972862http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/29972862http://www.w3.org/2000/01/rdf-schema#comment"

Background

 There is an unstable balance between pro- and anti-haemostatic processes in patients with cirrhosis. We hypothesized, that in patients with acute decompensation (AD) the major alterations of von Willebrand factor (VWF) could contribute to the pro-thrombotic situation as compared to patients with stable (ST) cirrhosis.

Patients and methods

 We analysed different parameters of VWF, including detailed multimer distribution by densitometry and platelet adhesion, together with adisintegrin-like and metalloproteinase with thrombospondin type-1 motifs 13 (ADAMTS13) activity and antigen and C-reactive protein (CRP) levels in patients with ST cirrhosis (n = 99), with AD (n = 54) and controls (n = 92).

Results

 VWF antigen, ristocetin co-factor as well as collagen-binding activities were elevated in both cirrhotic groups in a stepwise manner. There was a decrease in high and an increase in low molecular weight multimer ratios in the majority of ST cirrhosis. However, in 24 out of 54 AD patients, ultra-large VWF multimers (ultra-large molecular weight multimers [ULMWM]) were found. ADAMTS13 activity in ST and AD patients without ULMWM was similar to controls (median [interquartile range; IQR]%: 98 [67-132] and 91 [60-110] vs. 106 [88-117], respectively). The presence of ULMWM in AD patients was associated with low ADAMTS13 activity [33 (24-49)%] and high CRP level [23 (7.1-83.6) mg/L]. Adhesion of normal platelets showed a stepwise increase in the presence of cirrhotic plasmas, reaching the highest level in AD patients with ULMWM.

Conclusion

 Characteristic changes of VWF parameters are seen in ST cirrhosis. In AD patients, highly increased VWF and reduced ADAMTS13 activity could be found, along with the presence of ULMWM, which are possible markers and contributors of the disease progression."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.org/dc/terms/identifier"doi:10.1055/s-0038-1661393"xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Papp M."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Deckmyn H."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Harsfalvi J."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Tornai I."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Vanhoorelbeke K."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Feys H.B."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Udvardy M."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Palyu E."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Szekeres-Csiki K."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Tornai T."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/author"Pataki L."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/date"2018"xsd:gYear
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/name"Thromb Haemost"xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/pages"1397-1408"xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/title"Major Changes of von Willebrand Factor Multimer Distribution in Cirrhotic Patients with Stable Disease or Acute Decompensation."xsd:string
http://purl.uniprot.org/citations/29972862http://purl.uniprot.org/core/volume"118"xsd:string
http://purl.uniprot.org/citations/29972862http://www.w3.org/2004/02/skos/core#exactMatchhttp://purl.uniprot.org/pubmed/29972862
http://purl.uniprot.org/citations/29972862http://xmlns.com/foaf/0.1/primaryTopicOfhttps://pubmed.ncbi.nlm.nih.gov/29972862
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