Toward routine detection of extracellular vesicles in clinical samples.

abstract：INTRODUCTION:Lupus anticoagulant (LAC) testing is a multistep procedure including screening, mixing, and confirmation tests. STA Coag Expert is a software module for STA R Max and STA Compact Max analyzers which includes an on-demand LAC algorithm, based on ISTH guidelines, for automatic interpretation, calculation, an...

journal_title：International journal of laboratory hematology

authors： Florin L,Desloovere M,Devreese KMJ

更新日期：2019-06-01 00:00:00

abstract：INTRODUCTION:Early diagnosis and identification of potential critical cases for timely treatment are crucial for COVID-19 patients. The aim of this study was to analyze the diagnostic and prognostic implications of WBC and cell population data (CPD) abnormalities related to COVID-19 at disease onset. METHODS:Baseline ...

journal_title：International journal of laboratory hematology

authors： Naoum FA,Ruiz ALZ,Martin FHO,Brito THG,Hassem V,Oliveira MGL

更新日期：2020-11-15 00:00:00

abstract：INTRODUCTION:The blood count provides qualitative and quantitative essential information on bloodlines. Reference hematologic parameters have been established in children and neonates, but few data are available regarding the premature population during the first month of life. The main objective of this study was to e...

journal_title：International journal of laboratory hematology

authors： Roudil P,Vasselon C,Trombert-Paviot B,Berger C,Patural H

更新日期：2017-06-01 00:00:00

abstract：INTRODUCTION:Dehydration, fluid shifts or changes in coagulation occurring during air travel can trigger distinct reactions in the haematological system. Athletes are concerned that these effects might impair sporting performance, increase the risk of thrombosis or cause abnormalities in blood values that might be mist...

journal_title：International journal of laboratory hematology

authors： Schumacher YO,Klodt F,Nonis D,Pottgiesser T,Alsayrafi M,Bourdon PC,Voss SC

更新日期：2012-12-01 00:00:00

abstract：INTRODUCTION:Frequent PT (INR) testing may represent a problem for patients on warfarin treatment, and capillary or small-volume tubes may be more appropriate for such patients. A demand for small-volume tubes also comes from pediatric wards. Yet, while various small-volume tubes are available, they have not been prope...

journal_title：International journal of laboratory hematology

authors： Onelöv L,Basmaji R,Svensson A,Nilsson M,Antovic JP

更新日期：2015-10-01 00:00:00

abstract：INTRODUCTION:Aberrant activation of Janus kinase (JAK)/signal transducer and activator of transcription (STAT) pathway leads to deregulated proliferation, differentiation, or apoptosis of normal cells. One of the members of this family, JAK2, plays a very important role in metabolizing carcinogens and medications. This...

journal_title：International journal of laboratory hematology

authors： Zhong Y,Wu J,Ma R,Cao H,Wang Z,Ding J,Cheng L,Feng J,Chen B

更新日期：2012-06-01 00:00:00

abstract：:This 22-year-old women presented to the ante-natal clinic of this hospital for prenatal screening for beta-thalassemia. Cation exchange high performance liquid chromatography (HPLC) using 'Beta Thalassemia Short Program' on Bio-Rad 'Variant' system revealed HbC value of 81.6%. The CBC showed microcytic hypochromic ane...

journal_title：International journal of laboratory hematology

authors： Kumar S,Rana M,Handoo A,Saxena R,Verma IC,Bhargava M,Sood SK

更新日期：2007-10-01 00:00:00

abstract：INTRODUCTION:Monitoring of factor IX (FIX) replacement therapy in haemophilia B relies on accurate coagulation assays. However, considerable interlaboratory variability has been reported for one-stage clotting (OSC) assays. This study aimed to evaluate the real-world, interlaboratory variability of routine FIX activity...

journal_title：International journal of laboratory hematology

authors： Sommer JM,Sadeghi-Khomami A,Barnowski C,Wikén M,Willemze AJ

更新日期：2020-06-01 00:00:00

abstract：INTRODUCTION:Severe COVID-19 is often compounded by a prothrombotic state that is associated with poor outcomes. In this investigation, we aimed to evaluate ADAMTS13 activity, von Willebrand factor level (VWF:Ag), and the corresponding ADAMTS13 activity/VWF:Ag ratio, in patients with COVID-19 and for associations with ...

journal_title：International journal of laboratory hematology

authors： Henry BM,Benoit SW,de Oliveira MHS,Lippi G,Favaloro EJ,Benoit JL

更新日期：2020-12-03 00:00:00

abstract：INTRODUCTION:Thrombotic complications are a main concern in patients with myeloproliferative neoplasms. Recently, a gain-of-function mutation of the gene encoding the JAK2 tyrosine kinase that results in a valine-to-phenylalanine substitution at position 617 (V617F) has been described. Since the description of the JAK2...

journal_title：International journal of laboratory hematology

authors： Xavier SG,Gadelha T,Rezende SM,Zalcberg IR,Spector N

更新日期：2011-04-01 00:00:00

abstract：INTRODUCTION:The Hematoflow (Beckman Coulter, USA) is a new automated hematology analyzer, which provides a 16-part white blood cell count (WBC) differential. METHODS:We evaluated the differential WBC count performance of the Hematoflow. 101 blood samples from patients were selected for comparison analysis. RESULTS:T...

journal_title：International journal of laboratory hematology

authors： Kim JE,Kim BR,Woo KS,Han JY

更新日期：2012-10-01 00:00:00

abstract：INTRODUCTION:It has been recently suggested that microparticles (MP) play a role in the pathogenesis of thrombotic complications. This study aimed to assess the contribution of procoagulant activity expressed by circulating MP in thrombotic events in MPN patients. METHODS:Seventy-four MPN patients were enrolled in a t...

journal_title：International journal of laboratory hematology

authors： Baccouche H,Ben Jemaa M,Chakroun A,Chadi S,Mahjoub S,Sfar I,Gorgi Y,Ben Romdhane N

更新日期：2017-10-01 00:00:00

abstract：INTRODUCTION:Several factors influence the severity of Plasmodium falciparum; here, we investigate the impact of alpha+-thalassaemia genotype on P. falciparum parasitemia and prevalence of severe anaemia amongst microcytic children from Kumasi, Ghana. METHODS:Seven hundred and thirty-two children (≤10 years) with P. f...

journal_title：International journal of laboratory hematology

authors： Opoku-Okrah C,Gordge M,Kweku Nakua E,Abgenyega T,Parry M,Robertson C,Smith CL

更新日期：2014-02-01 00:00:00

abstract：INTRODUCTION:The STA R Max® 2 is a new coagulation analyser developed by Diagnostica Stago, able to perform clotting, chromogenic and immuno-turbidimetric tests. A pre-analytical module build into the cap-piercing needle performs the sample integrity verification (sample tube filling and measurement of haemolysis, icte...

journal_title：International journal of laboratory hematology

authors： Cupaiolo R,Govaerts D,Blauwaert M,Cauchie P

更新日期：2019-12-01 00:00:00

abstract：INTRODUCTION:Participation in external quality assessment (EQA) is central to the maintenance of high-quality laboratory results in patient diagnosis and clinical trials. Laboratories in the TAF112582 DETECTIVE study (ClinicalTrials.gov identifier: NCT01376167) are enrolled in the United Kingdom National Quality Assess...

journal_title：International journal of laboratory hematology

authors： Roper DR,De la Salle B,Soni V,Fletcher K,Green JA

更新日期：2017-06-01 00:00:00

abstract：:Before a new method is used for clinical testing, it is essential that it is evaluated for suitability for its intended purpose. This document gives guidance for the performance of verification, validation and implementation processes required by regulatory and accreditation bodies. It covers the planning and executio...

journal_title：International journal of laboratory hematology

authors： Gardiner C,Coleman R,de Maat MPM,Dorgalaleh A,Echenagucia M,Gosselin RC,Ieko M,Kitchen S

更新日期：2020-11-29 00:00:00

abstract：INTRODUCTION:Thrombocytopenia-absent radius (TAR) syndrome is a rare autosomal recessive disease. Patients are compound heterozygotes for a loss-of-function allele, which in most cases is a large genomic deletion on chromosome 1q21.1 containing the RBM8A gene, and a noncoding variant located in the 5'UTR (rs139428292) ...

journal_title：International journal of laboratory hematology

authors： Nicchia E,Giordano P,Greco C,De Rocco D,Savoia A

更新日期：2016-08-01 00:00:00

abstract：INTRODUCTION:The workflow in clinical flow cytometry laboratories must constantly be reviewed to develop technical procedures that improve quality and productivity and reduce costs. Using the Beckman Coulter dry coating technology, we customized a ten-color tube with dried antibody reagents, designated the Duraclone sc...

journal_title：International journal of laboratory hematology

authors： Correia RP,Rajab A,Bento LC,Alexandre AM,Vaz AC,Schimidell D,Pedro EC,Perin FS,Nozawa ST,Barroso RS,Bacal NS

更新日期：2018-04-01 00:00:00

abstract：INTRODUCTION:Point-of-care (POC) international normalized ratio (INR) values above an institutional cutoff are confirmed in the laboratory using a gold standard venous specimen. This can be problematic in a pediatric setting. METHOD:In this study, 449 consecutive POC INR results were compared to an INR performed in th...

journal_title：International journal of laboratory hematology

authors： Williams VK

更新日期：2019-02-01 00:00:00

abstract：:The performance of factor VII (FVII) assays currently used by clinical laboratories was examined in North American Specialized Coagulation Laboratory Association (NASCOLA) proficiency tests. Data from 12 surveys conducted between 2008 and 2010, involving 20 unique specimens plus four repeat-tested specimens, were anal...

journal_title：International journal of laboratory hematology

authors： Zantek ND,Hsu P,Refaai MA,Ledford-Kraemer M,Meijer P,Van Cott EM

更新日期：2013-06-01 00:00:00

abstract：:Immunophenotyping of acute myeloid leukaemia (AML) has controversial implications with regards to prognosis. The aims of the present study were to determine the frequency of leukaemia-associated phenotypes (LAP) in AML and to correlate their presence with response to induction chemotherapy. We analysed bone marrow sam...

journal_title：International journal of laboratory hematology

authors： Al-Mawali A,To LB,Gillis D,Hissaria P,Mundy J,Lewis I

更新日期：2009-02-01 00:00:00

abstract：INTRODUCTION:The Sysmex XP-300(®) (XP-300) is a new, fully automated hematology analyzer, designed to generate complete blood counts (CBC) with 3-part differential. In our study, the XP-300 was evaluated as a point-of-care (POC) analyzer in an oncology setting. In which blood samples from patients with different pathol...

journal_title：International journal of laboratory hematology

authors： van Dievoet MA,Louagie H,Ghys T

更新日期：2016-10-01 00:00:00

abstract：INTRODUCTION:We developed and validated reflex testing rules for the microscopic examination (ME) of body fluids (BFs) on the Sysmex XN-550 (Sysmex Corporation) instrument. METHODS:We assessed the detection limits, precision, linearity, and carryover. To develop the reflex testing rules (derivation arm), we tested 515...

journal_title：International journal of laboratory hematology

authors： Cho YU,You E,Jang S,Park CJ

更新日期：2018-06-01 00:00:00

abstract：INTRODUCTION:In the cytogenetically normal population of AML (CN-AML), FLT3-ITD-positive and wild-type NPM1 is correlated with a worse outcome, and FLT3-ITD-negative with NPM1-mut is correlated with a better outcome. This leaves a large subpopulation of CN-AML patients without NPM1 or FLT3-ITD mutations with heterogene...

journal_title：International journal of laboratory hematology

authors： Guo RJ,Atenafu EG,Schimmer AD,Minden MD,Chang H

更新日期：2017-08-01 00:00:00

abstract：:Successful adoptive immunotherapy for leukemia depends on the generation of T cells that can specifically react with malignant cells. Dendritic cells (DCs) are important antigen-presenting cells in the development of antileukemia T-cell responses. Mononuclear cells (MNC) were isolated from peripheral blood or bone mar...

journal_title：International journal of laboratory hematology

authors： Tong XM,Yao HP,Qian WB,Zhu LF,Fu ZH,Huang ZL,Jin J

更新日期：2008-10-01 00:00:00

abstract：:Treatment of malignant blood disorders, such as leukemia, that can provide a better chance of long-term remission involves myeloablation followed by transplantation of matched donor hematopoietic stem cells (HSCs). For successful engraftment and re-establishment of hematopoiesis to occur in the recipient, the transpla...

journal_title：International journal of laboratory hematology

authors： Lam BS,Adams GB

更新日期：2010-12-01 00:00:00

abstract：:Myelodysplastic syndrome (MDS) with hypocellular bone marrow (BM) is often difficult to distinguish from aplastic anemia (AA). Furthermore, the diagnosis of MDS with low blast counts and normal karyotype may be problematic. These issues highlight the need for a reliable marker for the diagnosis of MDS. This study was ...

journal_title：International journal of laboratory hematology

authors： Huh HJ,Chae SL,Lee M,Hong KS,Mun YC,Seong CM,Chung WS,Huh JW

更新日期：2009-06-01 00:00:00

abstract：INTRODUCTION:TET2, a member of the Ten-Eleven translocation gene family, catalyzes the conversion of 5-methylcytosine to 5-hydroxymethylcytosine in DNA. Low expression of TET2 has been reported as a prognostic factor for several types of malignancies in adult patients. However, there have been few data on the effect of...

journal_title：International journal of laboratory hematology

authors： Zhang P,Weng WW,Chen P,Zhang Y,Ruan JF,Ba DD,Xu WQ,Tang YM

更新日期：2019-10-01 00:00:00

abstract：INTRODUCTION:Clot waveform analysis (CWA), a new methodology to assess coagulation process, can be usefully applied in various clinical settings. However, its clinical use is limited mainly because of the absence of standardization. No consensus exists regarding the wavelengths at which CWA has to be performed what is ...

journal_title：International journal of laboratory hematology

authors： Evrard J,Siriez R,Morimont L,Thémans P,Laloy J,Bouvy C,Gheldof D,Mullier F,Dogné JM,Douxfils J

更新日期：2019-06-01 00:00:00

abstract：INTRODUCTION:Immature platelet fraction (IPF) is a parameter for reticulated platelets. A high percentage IPF (%-IPF) is indicative of consumptive or recovering thrombocytopenic disorders in contrast to a low %-IPF seen in aplastic states. Absolute IPF (A-IPF) specifically reflects the number of immature platelets in c...

journal_title：International journal of laboratory hematology

authors： Ko YJ,Kim H,Hur M,Choi SG,Moon HW,Yun YM,Hong SN

更新日期：2013-10-01 00:00:00