Results 1 to 10 of about 38,084 (311)

Mechanisms of platelet aggregation

open access: yesCurrent Opinion in Hematology, 2001
Platelet aggregation is initiated by receptor activation coupled to intracellular signaling leading to activation of integrin alphaIIbbeta3. Recent advances in the study of platelet receptors for collagen, von Willebrand factor, thrombin, and adenosine diphosphate are providing new insights into the mechanisms of platelet aggregation.
B. Savage, M. Cattaneo, Z. Ruggeri
openaire   +3 more sources

Macrostachyols A-D, oligostilbenes from Gnetum macrostachyum inhibited in vitro human platelet aggregation [PDF]

open access: yesJournal of HerbMed Pharmacology, 2021
Introduction: Gnetum macrostachyum is a known Thai medicinal plant as a source of bioactive oligostilbenes, which possess platelet inhibitory activities.
Serm Surapinit, Nuttakorn Baisaeng
doaj   +1 more source

Ex vivo STUDY OF THE ACTION OF INTEGRIN RECEPTORS ANTAGONIST FROM ECHIS MULTISQUAMATIS SNAKE VENOM ON PLATELETS OF PREGNANT WOMEN WITH COMPICATIONS DURING GESTATION [PDF]

open access: yesBiotechnologia Acta, 2023
Aim. In our work, we studied platelet aggregation in blood plasma of pregnant women and estimated the possibility of ex vivo normalization of aggregation rate using a polypeptide from the Echis multisquamatus snake venom.
O. M. PLATONOV, I. V. US
doaj   +1 more source

The Ratio of ADP- to TRAP-Induced Platelet Aggregation Quantifies P2Y12-Dependent Platelet Inhibition Independently of the Platelet Count. [PDF]

open access: yesPLoS ONE, 2016
This study aimed to assess the association of clinical factors with P2Y12-dependent platelet inhibition as monitored by the ratio of ADP- to TRAP-induced platelet aggregation and conventional ADP-induced aggregation, respectively.Controversial findings ...
Christoph B Olivier   +8 more
doaj   +1 more source

Correlation Between P-Selectin Level and Platelet Aggregation in Cerebral Venous Sinus Thrombosis Patients

open access: yesMajalah Kedokteran Bandung, 2023
One of the causes of cerebral venous sinus thrombosis (CVST) is platelet hyperactivity. Adhesion and secretion are the beginning of platelet activation, which is indicated by a change in the Platelet-selectin (P-selectin) level.
Rahmawati Nurmin   +4 more
doaj   +1 more source

Quinonoid dihydropteridine reductase, a tetrahydrobiopterin-recycling enzyme, contributes to 5-hydroxytryptamine-associated platelet aggregation in mice

open access: yesJournal of Pharmacological Sciences, 2022
Quinonoid dihydropteridine reductase (QDPR) regenerates tetrahydrobiopterin (BH4), which is an essential cofactor for catecholamine and serotonin (5-hydroxytryptamine, 5-HT) biosynthesis.
Yui Suganuma   +6 more
doaj   +1 more source

Optimized tool for evaluation of platelet function measured by impedance aggregometry

open access: yesPlatelets, 2021
Platelet aggregation measured by impedance aggregometry is highly dependent on platelet count. We previously developed a tool to interpret impedance aggregometry based on the strong linear correlation between platelet counts and platelet aggregation at ...
Anna Schultz-Lebahn   +3 more
doaj   +1 more source

Thrombin-induced platelet aggregation −effect of dabigatran using automated platelet aggregometry−

open access: yesPlatelets, 2020
Dabigatran, a direct oral thrombin inhibitor, has two therapeutic effects: anticoagulation; and antiplatelet activity. In the clinical field, evaluation of the effect of dabigatran on thrombin-induced platelet aggregation is difficult because of fibrin ...
Mie Shimizu   +10 more
doaj   +1 more source

PLATELET PHAGOCYTOSIS AND AGGREGATION [PDF]

open access: yesThe Journal of Cell Biology, 1965
The addition of latex particles to native (no anticoagulant) or citrated human platelet-rich plasma (PRP), or to a once-washed platelet suspension causes platelet aggregation. This aggregation is associated with phagocytosis of the latex particles by the platelets and appears to be due to release of adenosine diphosphate (ADP) from the platelets ...
H Z, Movat   +3 more
openaire   +2 more sources

The extracellular Ero1α/PDI electron transport system regulates platelet function by increasing glutathione reduction potential

open access: yesRedox Biology, 2022
Protein disulfide isomerase (PDI), an oxidoreductase, possesses two vicinal cysteines in the -Cys-Gly-His-Cys-motif that either form a disulfide bridge (S–S) or exist in a sulfhydryl form (-SH), forming oxidized or reduced PDI, respectively. PDI has been
Lu Wang   +6 more
doaj   +1 more source

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