Shear-dependent platelet aggregation size.
ADAMTS13 Protein
/ metabolism
Blood Platelets
/ metabolism
Healthy Volunteers
Heart-Assist Devices
/ adverse effects
Humans
Molecular Weight
Platelet Aggregation
/ physiology
Postoperative Hemorrhage
/ epidemiology
Prosthesis Implantation
/ adverse effects
Protein Multimerization
/ physiology
Risk Assessment
/ methods
Stress, Mechanical
von Willebrand Factor
/ metabolism
ADAMTS13
exposure time
platelet aggregate
shear rate
von Willebrand factor
Journal
Artificial organs
ISSN: 1525-1594
Titre abrégé: Artif Organs
Pays: United States
ID NLM: 7802778
Informations de publication
Date de publication:
Dec 2020
Dec 2020
Historique:
received:
05
04
2020
revised:
13
07
2020
accepted:
14
07
2020
pubmed:
1
8
2020
medline:
14
9
2021
entrez:
1
8
2020
Statut:
ppublish
Résumé
Nonsurgical bleeding is the most frequent complication of left ventricular assist device (LVAD) support. Supraphysiologic shear rates generated in LVAD causes impaired platelet aggregation, which increases the risk of bleeding. The effect of shear rate on the formation size of platelet aggregates has never been reported experimentally, although platelet aggregation size can be considered to be directly relevant to bleeding complications. Therefore, this study investigated the impact of shear rate and exposure time on the formation size of platelet aggregates, which is vital in predicting bleeding in patients with an LVAD. Human platelet-poor plasma (containing von Willebrand factor, vWF) and fluorochrome-labeled platelets were subjected to a range of shear rates (0-10 000 s
Identifiants
pubmed: 32735693
doi: 10.1111/aor.13783
pmc: PMC7818454
doi:
Substances chimiques
von Willebrand Factor
0
ADAMTS13 Protein
EC 3.4.24.87
ADAMTS13 protein, human
EC 3.4.24.87
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
1286-1295Subventions
Organisme : Japan Society for Promotion of Science
ID : JSPS; KAKENHI JP17K01370
Organisme : The Prince Charles Hospital Foundation
ID : Team Grant / TM2017-04
Organisme : The Prince Charles Hospital Foundation
ID : Research Fellowship / RF2019-02
Organisme : National Health and Medical Research Council
ID : Centre for Research Excellence / APP1079421
Informations de copyright
© 2020 The Authors. Artificial Organs published by International Center for Artificial Organ and Transplantation (ICAOT) and Wiley Periodicals LLC.
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