RASGRP2 gene variations associated with platelet dysfunction and bleeding.

abstract：:Avian influenza A (H7N9) is a serve zoonosis with a high mortality rate. Timely and effective diagnosis and early warning is crucial for the clinical treatment of H7N9 patients. The previous studies indicated that thrombocytopenia was associated with the prognosis of influenza cases, but the related evidence of platel...

journal_title：Platelets

authors： Chen Y,Yang Y,Cheng J,Lu J,Hu W

更新日期：2020-01-01 00:00:00

abstract：:Vascular diseases such as myocardial infarction and ischemic stroke are associated with increased platelet function whilst the risk of recurrence is reduced by antiplatelet agents such as aspirin, clopidogrel, and prasugrel. However, some patients exhibit high platelet reactivity, especially with clopidogrel. Existing...

journal_title：Platelets

authors： Bath PM,May J,Heptinstall S

更新日期：2018-07-01 00:00:00

abstract：:Sheehan's syndrome (SS) is an adenopituitary insufficiency caused by hypovolemia secondary to excessive blood loss during or after childbirth. However, the mechanism of postpartum hemorrhage and ischemia is not clear. We aimed to evaluate the bleeding disorders among patients with SS, in comparison with healthy contro...

journal_title：Platelets

authors： Gokalp D,Tuzcu A,Bahceci M,Ayyildiz O,Erdemoglu M,Alpagat G

更新日期：2011-01-01 00:00:00

abstract：:Standardized Ginkgo biloba extract, EGb761, has been shown to possess polyvalent properties, such as anti-oxidation, anti-apoptosis and anti-inflammation. Recently, it has also been proposed to have direct protective effects on mitochondria. The effects of EGb761 make it a potential anti-aging drug. Despite that, the ...

journal_title：Platelets

authors： Shi C,Xiao S,Liu J,Guo K,Wu F,Yew DT,Xu J

更新日期：2010-01-01 00:00:00

abstract：:Mechanisms involved in the reduction of blood platelet functions by various plant extract, including the grape seeds extract (rich in phenolic compounds, a mixture of about 95% oligomeric phenols; GSE) are still unclear. In the literature there are few papers describing studies on the effects of GSE on selected elemen...

journal_title：Platelets

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

更新日期：2012-01-01 00:00:00

abstract：:Metabolic syndrome (MS) is becoming globally prevalent and it is clinically important because of its association with type 2 diabetes and cardiovascular disease, and some cancers. Recently, platelet count has been linked to insulin resistance and MS in addition to being a marker of hemostasis. Also, mean platelet volu...

journal_title：Platelets

authors： Park BJ,Shim JY,Lee HR,Jung DH,Lee JH,Lee YJ

更新日期：2012-01-01 00:00:00

abstract：:Whether the simultaneous administration of ciprofloxacin or tazobactam/piperacillin increases the risk of thrombocytosis is unknown. Broncho-pulmonary infection in a 50-year-old male with acute, hypertensive, intracerebral bleeding, necessitated therapy with cefpirome (2 g/day, 6 days), ciprofloxacin (800 mg/d, 11 day...

journal_title：Platelets

authors： Finsterer J,Kotzailias N

更新日期：2003-08-01 00:00:00

abstract：:Aspirin is traditionally taken once daily in the morning and considered to be effective throughout the 24h interval. Cardiovascular events occur most frequently in the early morning, suggesting that these hours are critical in terms of adequate platelet inhibition. This study therefore assed platelet function in the e...

journal_title：Platelets

authors： Racca C,van Diemen JJK,Fuijkschot WW,Spit K,Bonten TN,Numans ME,van der Bom JG,Smulders YM,Thijs A

更新日期：2019-01-01 00:00:00

abstract：:ADP induces platelet aggregation in human whole blood and platelet-rich plasma (PRP). ATP induces aggregation in whole blood only; this involves leukocytes and is mediated by ADP. Here we studied ATP- and ADP-induced aggregation in patients with raised leukocyte counts (mean 46.2x10(3) leukocytes/microl). Platelet agg...

journal_title：Platelets

authors： Glenn JR,White AE,Johnson A,Fox SC,Behan MW,Dolan G,Heptinstall S

更新日期：2005-05-01 00:00:00

abstract：:To test the role of platelet activation in the prognosis of nephrotic syndrome (NS), we evaluated the mean platelet volume (MPV) in patients with NS undergoing treatment. In this prospective, multicenter clinical study 156 patients with primary NS under treatment were assigned and followed for one year. Patients were ...

journal_title：Platelets

authors： Kocyigit I,Yilmaz MI,Simşek Y,Unal A,Sipahioglu MH,Eroglu E,Dede F,Tokgoz B,Oymak O,Utas C

更新日期：2013-01-01 00:00:00

abstract：:Tissue factor (TF) is the most important initiator of intravascular coagulation. This article will review published evidence on the contribution of platelets to TF exposure to the circulating blood. The following mechanisms will be discussed: decryption of monocyte TF by platelets, contribution of platelets to TF expr...

journal_title：Platelets

authors： Lösche W

更新日期：2005-09-01 00:00:00

abstract：:The action of sodium nitroprusside, an activator of guanylate cyclase, on rabbit platelets stimulated with PAF-acether, was studied singly or in combination with verapamil. Not only did sodium nitroprusside in the range 10(-6) to 10(-4) M inhibit PAF-acether induced aggregation, but it also brought about desaggregatio...

journal_title：Platelets

authors： Khan SN,Smith AD,Neal CR,Pittilo RM

更新日期：1993-01-01 00:00:00

abstract：:R-lipoic acid (ALA), a powerful antioxidant valuable for the treatment of diabetes and its complications, has been reported to exhibit an antiplatelet activity in vitro. The aim of this study was to investigate the effect and mechanism of ALA on platelets in vivo. Sprague-Dawley (SD) male rats were intravenously admin...

journal_title：Platelets

authors： Liu J,Song Q,Huang Y,Sun W,Lu D,Zhou B

更新日期：2018-11-01 00:00:00

abstract：:The assessment of platelet spreading through light microscopy, and the subsequent quantification of parameters such as surface area and circularity, is a key assay for many platelet biologists. Here we present an analysis workflow which robustly segments individual platelets to facilitate the analysis of large numbers...

journal_title：Platelets

authors： Pike JA,Simms VA,Smith CW,Morgan NV,Khan AO,Poulter NS,Styles IB,Thomas SG

更新日期：2021-01-02 00:00:00

abstract：:Platelet function disorders (PFDs) are a common cause of mild bleeding tendency. However, they cannot be recognized by standard screening studies. The gold standard test for PFD is platelet aggregation, performed by light transmission aggregometry (LTA). A newer and less validated method is the closure time (CT), perf...

journal_title：Platelets

authors： Tanous O,Steinberg Shemer O,Yacobovich J,Zoldan M,Horovitz Y,Yaniv I,Rabizadeh E,Tamary H,Nakav S,Lahav J

更新日期：2017-11-01 00:00:00

abstract：:Platelets, besides their specialised role in haemostasis and atherothrombosis, actively modulate innate and adaptive immune responses with crucial roles in immune surveillance, inflammation and host defence during infection. An important prerequisite for platelet-mediated changes of immune functions involves direct en...

journal_title：Platelets

authors： Finsterbusch M,Schrottmaier WC,Kral-Pointner JB,Salzmann M,Assinger A

更新日期：2018-11-01 00:00:00

abstract：:In aspirin-treated platelets labelled by preincubation with [(3)H]-choline, enhanced release of both [(3)H]-choline and [(3)H]-choline phosphate resulted from stimulation by collagen or thrombin. No such release accompanied stimulation by ADP, platelet-activating factor or adrenaline. Release of [(3)H]-choline phospha...

journal_title：Platelets

authors： Petty AC,Scrutton MC

更新日期：1993-01-01 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：:In recent years, there has been exponential growth in the interest in microvesicles, which is reflected by the number of publications. Initially referred to as "platelet dust" by Peter Wolf in 1967, platelet microvesicles (PMV) are now recognized as important mediators of intercellular communication. There are example...

journal_title：Platelets

authors： Edelstein LC

更新日期：2017-05-01 00:00:00

abstract：:Activated platelets serve as a catalyst for thrombin generation and a source of vasoactive and mitogenic factors affecting vascular remodeling. Oral menopausal hormone treatments (MHT) may carry greater thrombotic risk than transdermal products. This study compared effects of oral and transdermal MHT on platelet chara...

journal_title：Platelets

authors： Miller VM,Lahr BD,Bailey KR,Heit JA,Harman SM,Jayachandran M

更新日期：2016-01-01 00:00:00

abstract：:The aim of the present study was to set up and evaluate a novel method for studies of platelet adhesion and activation in blood and platelet suspensions such as platelet concentrate (PC) samples using protein-coated polystyrene beads and flow cytometry. To demonstrate its usefulness, we studied PCs during storage. PCs...

journal_title：Platelets

authors： Tynngård N,Wallstedt M,Södergren AL,Faxälv L,Ramström S

更新日期：2015-01-01 00:00:00

abstract：:Platelet aggregation is usually measured by a spectroscopic method using an aggregometer. However, when the process of platelet aggregation is followed by the changes in light transmission of platelet-rich plasma (PRP), factors such as platelet deformation or changes in plasma permeability must be taken into considera...

journal_title：Platelets

authors： Suehiro A,Higashi T,Kakishita E

更新日期：1992-01-01 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：:The aim of the study was to evaluate diurnal changes of tissue factor (TF) and tissue factor pathway inhibitor (TFPI) concentrations in relation to on-treatment platelet reactivity. The study group included 51 patients with acute myocardial infarction (AMI) treated with primary percutaneous coronary intervention and d...

journal_title：Platelets

authors： Boinska J,Koziński M,Kasprzak M,Ziołkowska K,Dziembowska I,Ziołkowski M,Kubica J,Rość D

更新日期：2020-10-02 00:00:00

abstract：:Platelet aggregation in response to ADP, adrenaline, collagen, arachidonic acid and ristocetin was measured in a large population of healthy Saudi males (n = 393) and females (n = 221) whose age ranged from 11-60 years. The number of observations ranged from 130 for one of the doses of ristocetin (1.0 g/l) to 554 for ...

journal_title：Platelets

authors： Gader AM,Bahakim HM,Malaika SS

更新日期：1990-01-01 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

abstract：:We previously reported the effects of diet, sulphonylureas or insulin on thrombin-induced platelet aggregation, phosphoinositide metabolism and protein phosphorylation in non-insulin-dependent diabetes mellitus (NIDDM) patients. To clarify the mechanism of glyburide and insulin on platelet function, here we studied th...

journal_title：Platelets

authors： Wada H,Ishizuka T,Itaya S,Yamada K,Kajita K,Kimura M,Miura A,Shibata T,Kanoh Y,Ishizawa M,Yasuda K

更新日期：1999-01-01 00:00:00

abstract：:Coronary artery bypass grafting (CABG) with cardiopulmonary bypass (CPB) is frequently associated with low platelet count (PC) and disturbed platelet function (PF). While PC is easy to measure, PF is more difficult to assess. Moreover, the time-related platelet dysfunction and recovery after CPB is not fully elucidate...

journal_title：Platelets

authors： Van Poucke S,Stevens K,Wetzels R,Kicken C,Verhezen P,Theunissen M,Kuiper G,van Oerle R,Henskens Y,Lancé M

更新日期：2016-12-01 00:00:00

abstract：:Platelet aggregation and microaggregate formation were measured in samples of stirred whole blood by flow cytometry. Blood samples were stirred in a multi-sample agitator with ADP, fixed and labelled with a platelet-specific CD42a-FITC fluorescent antibody. The blood was then diluted and applied directly to a flow cyt...

journal_title：Platelets

authors： Fox SC,Sasae R,Janson S,May JA,Heptinstall S

更新日期：2004-03-01 00:00:00

abstract：:The isolation of mitochondria is gaining importance in experimental and clinical laboratory settings. The mitochondrion is known as the powerhouse of the cell as it produces the energy to power most cellular functions but is also involved in many cellular processes. Of interest, mitochondria and mitochondrial componen...

journal_title：Platelets

authors： Léger JL,Jougleux JL,Savadogo F,Pichaud N,Boudreau LH

更新日期：2020-01-01 00:00:00