Development of an Automated Image Analyzer for Microvessel Density Measurement in Bone Marrow Biopsies.

abstract：BACKGROUND:Macrophage colony-stimulating factor (M-CSF), matrix metalloproteinase-9 (MMP-9), and its specific tissue inhibitor - tissue inhibitor of metalloproteinases-1 (TIMP-1) may play an important role in the pathogenesis and spread of cancer. We investigated the plasma levels of M-CSF, MMP-9, and TIMP-1 in compari...

journal_title：Annals of laboratory medicine

authors： Ławicki S,Głażewska EK,Sobolewska M,Będkowska GE,Szmitkowski M

更新日期：2016-05-01 00:00:00

abstract：BACKGROUND:The gold standard for antinuclear antibody (ANA) screening is the indirect immunofluorescence (IIF) assay with human epithelial cells (HEp-2). However, a number of substantial disadvantages of manual IIF assays have highlighted the need for the automation and standardization of fluorescent ANA (FANA) testing...

journal_title：Annals of laboratory medicine

authors： Yoo IY,Oh JW,Cha HS,Koh EM,Kang ES

更新日期：2017-05-01 00:00:00

abstract：BACKGROUND:Real-time PCR is more sensitive than microscopic examination for detecting Pneumocystis jirovecii. We compared the performance of two assays for detecting P. jirovecii DNA: the RealStar Pneumocystis jirovecii PCR Kit 1.0 CE (Altona Diagnostics, Hamburg, Germany) and the AmpliSens Pneumocystis jirovecii (cari...

journal_title：Annals of laboratory medicine

authors： Huh HJ,Lim KR,Ki CS,Huh K,Shim HJ,Song DJ,Kim YJ,Chung DR,Lee NY

更新日期：2019-03-01 00:00:00

abstract：BACKGROUND:In the past, ABO incompatibility was an absolute contraindication for solid organ transplantation. However, multiple recent trials have suggested strategies for overcoming the reactions between graft antigens and recipient antibodies that cause graft rejection. In this study, we determined the usefulness of ...

journal_title：Annals of laboratory medicine

authors： Yoo S,Lee EY,Huh KH,Kim MS,Kim YS,Kim HO

更新日期：2012-07-01 00:00:00

abstract：Background:HLA-DQ typing in deceased donors is not mandatory in Korea. Therefore, when patients develop DQ antibodies after kidney transplantation (KT) from deceased donor, it is impossible to determine whether they are donor-specific antibodies (DSA). We developed DQ prediction programs for the HLA gene and evaluated ...

journal_title：Annals of laboratory medicine

authors： Kim SK,Yang JJ,Hwang SH,Sung H,Shin S,Ko SY,Oh HB

更新日期：2021-03-01 00:00:00

abstract：BACKGROUND:False-positive fecal immunochemical test (FIT) results in the National Cancer Screening Program (NCSP) for colorectal cancer may lead to unnecessary procedures, such as colonoscopies, increasing the medical costs. We estimated reductions in the cost of National Health Insurance according to the accreditation...

journal_title：Annals of laboratory medicine

authors： Jun JK,Sung NY,Song SH,Hong S,Jang MA,Song J,Kim JH,Min WK,Lee YK

更新日期：2018-05-01 00:00:00

abstract：BACKGROUND:Although single antigen bead assays (SAB) are approved qualitative tests, the median fluorescence intensity (MFI) values obtained from SAB are frequently used in combination with quantitative significances for diagnostic purposes. To gauge the reproducibility of SAB results, we assessed the interlaboratory v...

journal_title：Annals of laboratory medicine

authors： Oh EJ,Park H,Park KU,Kang ES,Kim HS,Song EY

更新日期：2015-05-01 00:00:00

abstract：BACKGROUND:Although the incidence of tuberculosis (TB) is decreasing, cases of multidrug-resistant (MDR) TB and extensively drug-resistant (XDR) TB continue to increase. As conventional phenotype drug susceptibility testing (pDST) takes six to eight weeks, molecular assays are widely used to determine drug resistance. ...

journal_title：Annals of laboratory medicine

authors： Chang Y,Kim S,Kim Y,Ei PW,Hwang D,Lee J,Chang CL,Lee H

更新日期：2020-03-01 00:00:00

abstract：BACKGROUND:The storage temperature and time of blood gas samples collected in syringes constitute preanalytical variables that could affect blood gas or lactate concentration measurement results. We analyzed the effect of storage temperature and time delay on arterial or venous blood gas stability related to pH, partia...

journal_title：Annals of laboratory medicine

authors： Arbiol-Roca A,Imperiali CE,Dot-Bach D,Valero-Politi J,Dastis-Arias M

更新日期：2020-11-01 00:00:00

abstract：BACKGROUND:D-dimer is used widely as a diagnostic aid in low- and moderate-risk patients with suspected venous thromboembolism (VTE). While our laboratory utilizes VIDAS D-dimer analyzer (bioMérieux SA, France), our emergency department (ED) recently procured a D-dimer analyzer AQT90 FLEX (Radiometer Medical ApS, Denma...

journal_title：Annals of laboratory medicine

authors： Perveen S,Unwin D,Shetty AL

更新日期：2013-01-01 00:00:00

abstract：:Candidemia due to uncommon Candida spp. appears to be increasing in incidence. C. dubliniensis has been increasingly recovered from individuals not infected with HIV. Identification of C. dubliniensis can be problematic in routine clinical practice due to its phenotypic resemblance to C. albicans. We report the first ...

journal_title：Annals of laboratory medicine

authors： Yu N,Kim HR,Lee MK

更新日期：2012-05-01 00:00:00

abstract：BACKGROUND:ChromID Clostridium difficile agar (IDCd; bioMérieux SA, France) is a recently developed chromogenic medium for rapid and specific isolation of C. difficile. We compared the performance of IDCd with that of Clostridium difficile Selective Agar (CDSA). METHODS:A total of 530 fresh stool specimens were collec...

journal_title：Annals of laboratory medicine

authors： Shin BM,Lee EJ

更新日期：2014-01-01 00:00:00

abstract：BACKGROUND:The impact of HLA and KIR ligand mismatching on the outcome of hematopoietic stem cell transplantation (HSCT) remains unclear. Previous reports have identified considerable ethnic differences in the impact of HLA and KIR ligand mismatches, as well as KIR ligand status, on HSCT; however, to date, no data has ...

journal_title：Annals of laboratory medicine

authors： Park H,Rho EY,In JW,Kim I,Yoon SS,Park S,Shin S,Park KU,Song EY

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND:The bacterium Chlamydia trachomatis is one of the leading causes of sexually transmitted diseases worldwide. Since no simple and effective tool exists to diagnose C. trachomatis infections, we evaluated a novel point-of-care (POC) test, aQcare Chlamydia TRF kit, which uses europium-chelated nanoparticles and...

journal_title：Annals of laboratory medicine

authors： Ham JY,Jung J,Hwang BG,Kim WJ,Kim YS,Kim EJ,Cho MY,Hwang MS,Won DI,Suh JS

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND:With the advent of sodium glucose co-transporter 2 inhibitors to control glucose and treat diabetes, laboratory data aided by either timed or spot glucose levels in the urine could be used as an alternative marker of drug response. The aim of this study was to assess the agreement between overnight urinary g...

journal_title：Annals of laboratory medicine

authors： Kim SR,Lee YH,Lee SG,Lee SH,Kang ES,Cha BS,Lee HC,Kim JH,Lee BW

更新日期：2017-01-01 00:00:00

abstract：:Metachromatic leukodystrophy (MLD) is an autosomal recessive disease caused by a deficiency in arylsulfatase A (ARSA). However, decreased ARSA activity is also observed in pseudodeficiency (PD). To distinguish between MLD and PD, we performed gene mutation and sulfatide analyses by using dried blood spots (DBSs) from ...

journal_title：Annals of laboratory medicine

authors： Han M,Jun SH,Lee YJ,Eun BL,Lee SJ,Seong MW,Park SS,Song SH,Park HD,Song J

更新日期：2015-07-01 00:00:00

abstract：:Guidelines recommend that clinical laboratories perform phenotypic tests (nitrocefin-based test and penicillin 10-U [P10] or 1-U [P1] zone edge tests) to detect penicillinase in Staphylococcus aureus isolates. This study aimed to assess the prevalence of blaZ encoding penicillinase and perform various phenotypic tests...

journal_title：Annals of laboratory medicine

authors： Takayama Y,Tanaka T,Oikawa K,Fukano N,Goto M,Takahashi T

更新日期：2018-03-01 00:00:00

abstract：BACKGROUND:The aim of this study was to evaluate a newly developed PCR-based reverse blot hybridization assay (PCR-REBA), REBA Sepsis-ID (M&D, Wonju, Korea), to rapidly detect the presence of bacteremia and antimicrobial resistance gene in blood culture samples. METHODS:One thousand four hundred consecutive blood cult...

journal_title：Annals of laboratory medicine

authors： Park SD,Lee G,Wang HY,Park M,Kim S,Kim H,Kim J,Kim YK,Kim HY,Lee H,Uh Y,Kim JB

更新日期：2014-11-01 00:00:00

abstract：BACKGROUND:Next-generation sequencing is increasingly used for taxonomic identification of pathogenic bacterial isolates. We evaluated the performance of a newly introduced whole genome-based bacterial identification system, TrueBac ID (ChunLab Inc., Seoul, Korea), using clinical isolates that were not identified by th...

journal_title：Annals of laboratory medicine

authors： Ha SM,Kim CK,Roh J,Byun JH,Yang SJ,Choi SB,Chun J,Yong D

更新日期：2019-11-01 00:00:00

abstract：:The platelet-to-lymphocyte ratio (PLR) has emerged as an informative marker revealing shifts in platelet and lymphocyte counts due to acute inflammatory and prothrombotic states. PLR has been extensively examined in neoplastic diseases accompanied by immune suppression and thrombosis, which can be predicted by combine...

journal_title：Annals of laboratory medicine

authors： Gasparyan AY,Ayvazyan L,Mukanova U,Yessirkepov M,Kitas GD

更新日期：2019-07-01 00:00:00

abstract：BACKGROUND:Delamanid, bedaquiline, and linezolid have recently been approved for the treatment of multidrug- and extensively drug-resistant (MDR and XDR, respectively) tuberculosis (TB). To use these drugs effectively, drug susceptibility tests, including rapid molecular techniques, are required for accurate diagnosis ...

journal_title：Annals of laboratory medicine

authors： Yang JS,Kim KJ,Choi H,Lee SH

更新日期：2018-11-01 00:00:00

abstract：:ABO discrepancy refers to an inconsistency between red cell and serum typings and has various causes, including hypogammaglobulinemia. IgM deficiency is a rare disorder that may accompany several conditions such as infection and autoimmune disorders. Here, we describe a case of IgM deficiency discovered during the eva...

journal_title：Annals of laboratory medicine

authors： Jung CL,Cha MK,Jun BH,Hong KS

更新日期：2013-05-01 00:00:00

abstract：BACKGROUND:As the spread of carbapenemase-producing Enterobacteriaceae poses a critical threat to public health, rapid detection of carbapenemase genes is urgently required for prompt initiation of appropriate antimicrobial therapy and infection control. We evaluated the performance of Xpert Carba-R v.2 (Cepheid, USA) ...

journal_title：Annals of laboratory medicine

authors： Byun JH,Kim YA,Kim M,Kim B,Choi JY,Park YS,Yong D

更新日期：2020-05-01 00:00:00

abstract：BACKGROUND:To rapidly obtain outpatient results, we use plasma separation tubes (PST) for chemistry analysis. If lactate dehydrogenase measurement is required, serum separation tubes (SST) are used. There has been no evaluation of hemolysis with these tubes. We compared the hemolytic index (HI) obtained by using PST an...

journal_title：Annals of laboratory medicine

authors： Ko DH,Won D,Jeong TD,Lee W,Chun S,Min WK

更新日期：2015-03-01 00:00:00

abstract：:Long QT syndrome (LQTS) is an inherited cardiac disease characterized by a prolonged heart rate-corrected QT (QTc) interval. We investigated the genetic causes in patients with prolonged QTc intervals who were negative for pathogenic variants in three major LQTS-related genes (KCNQ1, KCNH2, and SCN5A). Molecular genet...

journal_title：Annals of laboratory medicine

authors： Seo SH,Kim SY,Cho SI,Park H,Lee S,Choi JM,Kim MJ,Lee JS,Ahn KJ,Song MK,Bae EJ,Park SS,Seong MW

更新日期：2018-01-01 00:00:00

abstract：BACKGROUND:Clarithromycin, amoxicillin, metronidazole, tetracycline, and levofloxacin have been commonly used for the eradication of Helicobacter pylori. We compared the change in antibiotic resistance of H. pylori strains during two separate periods and investigated the effect of antibiotic resistance on H. pylori era...

journal_title：Annals of laboratory medicine

authors： An B,Moon BS,Kim H,Lim HC,Lee YC,Lee G,Kim SH,Park M,Kim JB

更新日期：2013-11-01 00:00:00

abstract：BACKGROUND:A newborn screening (NBS) program has been utilized to detect asymptomatic newborns with inherited metabolic diseases (IMDs). There have been some bottlenecks such as false-positives and imprecision in the current NBS tests. To overcome these issues, we developed a multigene panel for IMD testing and investi...

journal_title：Annals of laboratory medicine

authors： Park KJ,Park S,Lee E,Park JH,Park JH,Park HD,Lee SY,Kim JW

更新日期：2016-11-01 00:00:00

abstract：:Changes in microparticles (MP) from red blood cell (RBC) concentrates in the context of irradiation have not been investigated. The aim of this study was to evaluate how irradiation affects the number of MPs within transfusion components. Twenty RBC concentrates, within 14 days after donation, were exposed to gamma ra...

journal_title：Annals of laboratory medicine

authors： Cho CH,Yun SG,Koh YE,Lim CS

更新日期：2016-07-01 00:00:00

abstract：:Reliable reference intervals for sex hormones are indispensable in evaluations of the hypothalamo-pituitary-gonadal axis. This study established reference intervals for estradiol, progesterone, luteinizing hormone, follicle-stimulating hormone, and prolactin with the immunoassay platforms Advia Centaur and Immulite 20...

journal_title：Annals of laboratory medicine

authors： Schüring AN,Kelsch R,Pierściński G,Nofer JR

更新日期：2016-01-01 00:00:00

abstract：BACKGROUND:Clopidogrel is one of the most commonly used anti-platelet agents in cardiovascular diseases. We analyzed the relationship between the platelet function analyzer (PFA)-200 P2Y (INNOVANCE PFA-200 System, Siemens Healthcare, Germany) results and occurrence of major adverse cardiac events (MACEs) in Korean pati...

journal_title：Annals of laboratory medicine

authors： Lim HH,Li S,An GD,Woo KS,Kim KH,Kim JM,Kim MH,Han JY

更新日期：2018-09-01 00:00:00