The polyphenol-rich extract from grape seeds inhibits platelet signaling pathways triggered by both proteolytic and non-proteolytic agonists.

abstract：:Platelets are involved in host defense via clearance of bacteria from the circulation, interaction with virus particles, and uptake of various size particulates. There is a growing interest in micro- and nanoparticles for drug delivery and there is evidence that the properties of these particles critically influence t...

journal_title：Platelets

authors： Gupalo E,Kuk C,Qadura M,Buriachkovskaia L,Othman M

更新日期：2013-01-01 00:00:00

abstract：:The aim of the study was to evaluate how platelet aggregation relates to left ventricular hypertrophy, presence of transient myocardial ischemia and coronary atherosclerosis in essential hypertensive patients. For that purpose platelet aggregation, symptom-limited treadmill-test, echocardiography and coronary angiogra...

journal_title：Platelets

authors： Gabbasov Z,Parfyonova Y,Popov E,Gavrilov I,Anuchin V,Dubov P,Djakonova Y

更新日期：1998-01-01 00:00:00

abstract：:A large number of patients require antiplatelet therapy (mainly aspirin and/or clopidogrel). Recent studies suggest that the combination of these agents is useful in patients with acute coronary syndrome and after percutaneous coronary intervention with stent placement. On the other hand, bleeding complications, most ...

journal_title：Platelets

authors： Liberopoulos EN,Elisaf MS,Tselepis AD,Archimandritis A,Kiskinis D,Cokkinos D,Mikhailidis DP

更新日期：2006-02-01 00:00:00

abstract：:Platelets contribute to blood coagulation at sites of vascular injury and to the recruitment of leukocytes at sites of inflammation. Under pathological conditions, platelets are involved in numerous diseases and clinical complications, such as deep venous thrombosis, embolism and atherosclerosis. But so far, little is...

journal_title：Platelets

authors： Slotta JE,Braun OO,Menger MD,Thorlacius H

更新日期：2009-11-01 00:00:00

abstract：:On activation platelets release microRNAs and extracellular vesicles (EV) into circulation. The release of EV from platelets has been shown to be dependent on the agonist; in this study, we investigated whether the microRNA profile or EV released from platelets was also agonist specific. Washed platelets from healthy ...

journal_title：Platelets

authors： Ambrose AR,Alsahli MA,Kurmani SA,Goodall AH

更新日期：2018-07-01 00:00:00

abstract：:The action of inorganic forms of selenium (Se) on blood platelet aggregation, secretion and the arachidonate pathway in vitro was studied. It was shown that sodium selenite, after 30 min preincubation, inhibited platelet aggregation induced by 0.1 U/ml of thrombin and by 10 microM ADP (about 30% inhibition of aggregat...

journal_title：Platelets

authors： Zbikowska HM,Wachowicz B,Krajewski T

更新日期：1999-01-01 00:00:00

abstract：:Prostaglandins stimulate cyclic AMP synthesis in platelets, leading to inhibition of platelet aggregation. Prostaglandin receptors have been identified but knowledge of their pharmacology is limited by the lack of antagonists. Kinetic measurements of prostaglandinregulated cyclic AMP formation provide useful informati...

journal_title：Platelets

authors： Ashby B

更新日期：1990-01-01 00:00:00

abstract：:Extracellular matrix metalloproteinase inducer (EMMPRIN; CD147), which binds to the platelet-specific collagen receptor glycoprotein (GP) VI, is expressed in a range of cell types including platelets and leukocytes, and has been implicated in neoplastic disease and atherosclerotic coronary disease. Both CD147 and GPVI...

journal_title：Platelets

authors： Pennings GJ,Yong AS,Wong C,Al-Tamimi M,Gardiner EE,Andrews RK,Kritharides L

更新日期：2014-01-01 00:00:00

abstract：:Extracellular vesicles (EV) act as a cellular communication tool by carrying lipids, proteins and micro RNA (miR) between cells, thereby playing a pivotal role in thromboembolic processes. The effect of P2Y12 inhibitors on pro-coagulatory, phosphatidylserine (PS)-expressing EV has been investigated previously, but onl...

journal_title：Platelets

authors： Haller PM,Stojkovic S,Piackova E,Andric T,Wisgrill L,Spittler A,Wojta J,Huber K,Jäger B

更新日期：2020-05-18 00:00:00

abstract：:Bioactive substances found in numerous foods can be successfully and safely used to modify various cellular functions and affect the oxidative stress. Aronia melanocarpa fruits (Rosaceae) are one of the richest plant sources of phenolic substances shown to have anti-inflammatory, antitumor, antioxidative and antiplate...

journal_title：Platelets

authors： Olas B,Kedzierska M,Wachowicz B,Stochmal A,Oleszek W

更新日期：2010-01-01 00:00:00

abstract：:No consensus exists regarding the optimal estimate of light transmission aggregometry (LTA) to reflect P2Y12 ADP receptor inhibition in patients receiving thienopyridine therapy. Currently, the only completely P2Y12-receptor specific method is the measurement of vasodilator stimulated phosphoprotein (VASP) phosphoryla...

journal_title：Platelets

authors： Aradi D,Magyarlaki T,Tokés-Füzesi M,Rideg O,Vorobcsuk A,Komócsi A

更新日期：2010-01-01 00:00:00

abstract：:Microalbuminuria is the best predictor of diabetic nephropathy development in patients with type II diabetes mellitus (DM). It is also accepted as an indicator of diabetic microangiopathy. Increased activation of platelets has been suggested to be involved in the pathogenesis of vascular complications. In light of the...

journal_title：Platelets

authors： Ünübol M,Ayhan M,Güney E

更新日期：2012-01-01 00:00:00

abstract：:A controversial discussion as to whether human platelets are capable of regulated protein synthesis has been ongoing for over half a century. A previous study has suggested that human platelets synthesize large amounts of interleukin 1beta (IL-1beta) in response to external cues and in a physiologically significant ma...

journal_title：Platelets

authors： Pillitteri D,Bassus S,Boller K,Mahnel R,Scholz T,Westrup D,Wegert W,Kirchmaier CM

更新日期：2007-03-01 00:00:00

abstract：:The ADP receptor P2Y12, the thromboxane A2 receptor (TXA2R) and the C-type lectin-like receptor 2 (CLEC-2) mediate platelet activation by different mechanisms. Only little is known about the expression of the receptors in human megakaryopoiesis. Our study aimed to establish a flow cytometry (FC) method for the measure...

journal_title：Platelets

authors： Gerhards C,Uhlig S,Etemad M,Christodoulou F,Bieback K,Klüter H,Bugert P

更新日期：2020-07-03 00:00:00

abstract：:Disseminated intravascular coagulation (DIC) has a well-examined pathophysiology, yet some essential elements remain undetermined. During DIC, platelets play an important role in the development of micro thrombosis, but changes in platelet function parameters and their association with development of DIC have not been...

journal_title：Platelets

authors： Laursen MA,Larsen JB,Hvas AM

更新日期：2018-05-01 00:00:00

abstract：:The frequency distributions of HPA-1 to HPA-6 and HPA-15 were evaluated in two Brazilian populations from Parana: a mixed population of predominantly Caucasians and a population of Japanese descendants. Genotyping was performed by PCR-SSP in 364 unrelated individuals. Differences in the distribution of HPA highlight d...

journal_title：Platelets

authors： Silvestre APA,Zacarias JMV,Guelsin GAS,Visentainer JEL,Sell AM

更新日期：2017-09-01 00:00:00

abstract：:A number of hematopoietic growth factors and other cytokines are capable of altering platelet production and function. Enhancement of these processes may be exploited to ameliorate bleeding propensity in thrombocytopenic patients. Under certain circumstances, cytokines may have adverse effects on the hemostatic system...

journal_title：Platelets

authors： Burstein SA

更新日期：1997-01-01 00:00:00

abstract：:The typical data presentation by flow cytometry of platelet suspensions stimulated with calcium ionophore A-23187, thrombin, C5b-9, or other agonists shows a unimodal decrease (or 'left-shift') in forward angle light scatter. Many reports in the literature interpret these findings as indicative of the appearance of sm...

journal_title：Platelets

authors： Bode AP,Hickerson DH

更新日期：2000-08-01 00:00:00

abstract：:Functional and genetic assays for measuring platelet microvesicles (PMVs) are presented and discussed. Functional assays concern two groups of methods: a) homogeneous assays using the cofactor activity of phospholipids (PPLs) contained in PMVs and present in assayed plasmas, and a coagulation or a thrombin generation ...

journal_title：Platelets

authors： Laroche M,Dunois C,Vissac AM,Amiral J

更新日期：2017-05-01 00:00:00

abstract：:Activated platelets play a substantial role in Alzheimer's disease (AD) and atherothrombosis. Mean platelet volume (MPV) is an early marker of platelet activation, which is linked to a variety of pro-thrombotic and pro-inflammatory diseases. This study is to examine the association between platelet indices and vascula...

journal_title：Platelets

authors： Liang QC,Jin D,Li Y,Wang RT

更新日期：2014-01-01 00:00:00

abstract：:Mean platelet volume (MPV), a determinant of platelet function, is a newly emerging risk factor for atherothrombosis. Impaired fasting glucose (IFG) is probably a frequent glycemic disorder in the general population and is considered as a prediabetic state. The present study was designed to evaluate MPV in subjects wi...

journal_title：Platelets

authors： Coban E,Bostan F,Ozdogan M

更新日期：2006-02-01 00:00:00

abstract：:Oxidative damage to lipids in plasma, blood platelets and neurons in patients with schizophrenia was described. The aim of our present study was to evaluate oxidative/nitrative modifications of blood platelets proteins by measurement the level of biomarkers of oxidative stress such as carbonyl groups, thiol groups and...

journal_title：Platelets

authors： Dietrich-Muszalska A,Olas B

更新日期：2009-03-01 00:00:00

abstract：:In the differential diagnosis of primary and secondary thrombocytosis platelet function tests may play an important role. We examined the applicability of a platelet filter test (shear-dependent platelet aggregation) as a tool, to differentiate primary thrombocytosis (cases with myeloproliferative disorders) from seco...

journal_title：Platelets

authors： Rejtö L,Schlammadinger A,László P,Kiss A,Telek B,Boda Z

更新日期：2000-02-01 00:00:00

abstract：:Selected aspirin treated patients may exhibit high platelet reactivity to agonists other than arachidonic acid. This study aimed to determine whether the VerifyNow identifies generalized high platelet reactivity supported by correlations with other established methods that stimulate platelets with various agonists. St...

journal_title：Platelets

authors： Dichiara J,Bliden KP,Tantry US,Chaganti SK,Kreutz RP,Gesheff TB,Kreutz Y,Gurbel PA

更新日期：2007-09-01 00:00:00

abstract：:Platelet shape change is an extremely rapid process mediated by both the calcium-sensitive and p160ROCK pathways. The present study examines how different features of shape change studied by scanning electron microscopy clearly correlate to changes in the pattern of light absorbance measured in an aggregometer. Platel...

journal_title：Platelets

authors： Paul BZ,Kim S,Dangelmaier C,Nagaswami C,Jin J,Hartwig JH,Weisel JW,Daniel JL,Kunapuli SP

更新日期：2003-05-01 00:00:00

abstract：:Stripping of cytoplasm from circulating megakaryocytes (MKs) in the pulmonary capillary bed implicates the lungs as an important site for platelet production in normal physiology. The placenta has been proposed as an alternative location for intrauterine platelet production as fetal lungs are essentially non-functioni...

journal_title：Platelets

authors： Woods MJ,Landon CR,Greaves M,Trowbridge EA

更新日期：1992-01-01 00:00:00

abstract：:Studies on markers for bleeding risk among thrombocytopenic cancer patients are lacking. This prospective observational cohort study investigated whether platelet parameters and a standardised bleeding questionnaire predicted bleeding or prophylactic platelet transfusions in patients with cancer and thrombocytopenia. ...

journal_title：Platelets

authors： Vinholt PJ,Alnor A,Nybo M,Hvas AM

更新日期：2016-09-01 00:00:00

abstract：:Platelets in flowing blood at high-shear stress are recruited to exposed subendothelial collagen of injured vessels by GPIb-von Willebrand factor (vWf) and integrin alpha(2)beta(1) (alpha(2)beta(1))-collagen interactions. Platelet adhesion to type I collagen depends mainly on the alpha(2)beta(1)-collagen interaction a...

journal_title：Platelets

authors： Jung SM,Sonoda M,Tsuji K,Jimi A,Nomura S,Kanaji T,Moroi M

更新日期：2010-01-01 00:00:00

abstract：:Calcium channel blockers are known to inhibit platelet aggregation in vitro and ex vivo. We studied the influence of a single oral dose of diltiazem (60 mg), nifedipine (10 mg) and verapamil (80 mg) on ADP-, collagen-, and epinephrine-induced platelet aggregation, malondialdehyde formation, serum thromboxane B(2) and ...

journal_title：Platelets

authors： Weiss K,Fitscha P,Virgolini I,O'grady J,Sinzinger H

更新日期：1991-01-01 00:00:00

abstract：:The aim of these studies was to investigate the extent of platelet P2Y(12) receptor inhibition by the thienopyridine active metabolite of prasugrel, R-138727. Blood was taken from healthy volunteers and pre-incubated with R-138727 or cangrelor (AR-C66931MX). Platelet aggregation was assessed in platelet rich plasma (P...

journal_title：Platelets

authors： Judge HM,Buckland RJ,Sugidachi A,Jakubowski JA,Storey RF

更新日期：2008-03-01 00:00:00