Detection of antibodies to legionnaires disease organism by microagglutination and micro-enzyme-linked immunosorbent assay tests.

abstract：:Actinobacillus actinomycetemcomitans strains with enhanced levels of production of leukotoxin are characterized by a 530-bp deletion from the promoter region of the leukotoxin gene operon. Previous isolates with this deletion constituted a single clone belonging to serotype b, although they displayed minor differences...

journal_title：Journal of clinical microbiology

authors： Haubek D,Dirienzo JM,Tinoco EM,Westergaard J,López NJ,Chung CP,Poulsen K,Kilian M

更新日期：1997-12-01 00:00:00

abstract：:Clostridium difficile is a Gram-positive bacterium commonly found in health care and long-term-care facilities and is the most common cause of antibiotic-associated diarrhea. Rapid detection of this bacterium can assist physicians in implementing contact precautions and appropriate antibiotic therapy in a timely manne...

journal_title：Journal of clinical microbiology

authors： Beck ET,Buchan BW,Riebe KM,Alkins BR,Pancholi P,Granato PA,Ledeboer NA

更新日期：2014-06-01 00:00:00

abstract：:Studies of human immunodeficiency virus type 1 (HIV-1) transmission suggest that genital HIV-1 RNA and DNA may both be determinants of HIV-1 infectivity. Despite its potential role in HIV-1 transmission, there are limited quantitative data on genital HIV-1 DNA. Here we validated an in-house real-time PCR method for qu...

journal_title：Journal of clinical microbiology

authors： Benki S,McClelland RS,Emery S,Baeten JM,Richardson BA,Lavreys L,Mandaliya K,Overbaugh J

更新日期：2006-12-01 00:00:00

abstract：:The Cobas-Bact (Roche Diagnostics, Basel, Switzerland) new rotor for the identification (ID) in 4 h 20 min of 33 members of the family Enterobacteriaceae to genus and species level was evaluated by testing 444 strains of which 398 belonged to common species and 46 belonged to rare species of Enterobacteriaceae. Each s...

journal_title：Journal of clinical microbiology

authors： Wenger A,Tissières LJ,Praplan FR,Kamm WR,Bille J

更新日期：1987-01-01 00:00:00

abstract：:Genetic polymorphisms in the malaria parasite Plasmodium falciparum mediate alterations in sensitivity to important antimalarial drugs. Surveillance for these polymorphisms is helpful in assessing the prevalence of drug resistance and designing strategies for malaria control. Multiple methods are available for the ass...

journal_title：Journal of clinical microbiology

authors： LeClair NP,Conrad MD,Baliraine FN,Nsanzabana C,Nsobya SL,Rosenthal PJ

更新日期：2013-08-01 00:00:00

abstract：:The virulence plasmid of Escherichia coli O157 strain EDL933 carries a 10-kb putative virulence gene designated toxB. Little is known about the distribution of this gene among E. coli O157 strains or its presence in other enterohemorrhagic E. coli (EHEC) and enteropathogenic E. coli (EPEC) strains. We developed PCR an...

journal_title：Journal of clinical microbiology

authors： Tozzoli R,Caprioli A,Morabito S

更新日期：2005-08-01 00:00:00

abstract：:A mycobacterium isolated from a clinical sample of an AIDS patient was identified as Mycobacterium interjectum by direct 16S rRNA sequence determination. High-performance liquid chromatography, however, revealed a mycolic acid pattern which was different from the one shared by the previously analyzed strains of this s...

journal_title：Journal of clinical microbiology

authors： Tortoli E,Kirschner P,Bartoloni A,Burrini C,Manfrin V,Mantella A,Scagnelli M,Scarparo C,Simonetti MT,Böttger EC

更新日期：1996-09-01 00:00:00

abstract：:We surveyed 75 clinical laboratories to determine if National Committee for Clinical Laboratory Standards (NCCLS) were being used for the susceptibility testing of Haemophilus influenzae. Of the 66 laboratories that performed susceptibility testing, all claimed to follow current NCCLS guidelines. However, upon further...

journal_title：Journal of clinical microbiology

authors： Scriver SR,Hoban DJ,McGeer A,Moore TC,Walmsley SL,Low DE

更新日期：1994-08-01 00:00:00

abstract：:Interferon gamma (IFN-γ) release assays (IGRAs) are increasingly used to test for latent tuberculosis (TB) infection. Although highly specific, IGRAs have a relatively high false-negative rate in active TB patients. A more sensitive assay is needed. IFN-γ-induced protein 10 (IP-10) is an alternative biomarker with a 1...

journal_title：Journal of clinical microbiology

authors： Blauenfeldt T,Villar-Hernández R,García-García E,Latorre I,Holm LL,Muriel-Moreno B,De Souza-Galvão ML,Millet JP,Sabriá F,Sánchez-Montalva A,Ruiz-Manzano J,Pilarte J,Jiménez MA,Centeno C,Torres C,Molina-Pinargote I,Gonzále

更新日期：2020-09-22 00:00:00

abstract：:Reference isolates of Mycobacterium neoaurum, Mycobacterium aurum, and the nonvalidated species "Mycobacterium lacticola" were the focus of two recent molecular taxonomic studies. On the basis of this grouping, we identified 46 clinical pigmented, rapidly growing mycobacterial isolates. By 16S rRNA gene sequencing, on...

journal_title：Journal of clinical microbiology

authors： Brown-Elliott BA,Wallace RJ Jr,Petti CA,Mann LB,McGlasson M,Chihara S,Smith GL,Painter P,Hail D,Wilson R,Simmon KE

更新日期：2010-12-01 00:00:00

abstract：:With use of the rabbit intestinal loop model, heat-labile enterotoxins from 21 Escherichia coli strains isolated from a wide spectrum of patients with diarrheal diseases were all neutralized to high titer by two antisera prepared against enterotoxins of either E. coli or Vibrio cholerae. These findings suggest marked ...

journal_title：Journal of clinical microbiology

authors： Sack RB,Froehlich JL

更新日期：1977-06-01 00:00:00

abstract：:Tularemia is a potentially fatal disease that is caused by the highly infectious and zoonotic pathogen Francisella tularensis. Despite the monomorphic nature of sequenced F. tularensis genomes, there is a significant degree of plasticity in the organization of genetic elements. The observed variability in these genome...

journal_title：Journal of clinical microbiology

authors： Larson MA,Fey PD,Bartling AM,Iwen PC,Dempsey MP,Francesconi SC,Hinrichs SH

更新日期：2011-08-01 00:00:00

abstract：:Fusarium species are opportunistic nosocomial pathogens that often cause fatal invasive mycoses. We designed a primer pair that amplifies by PCR a fragment of a gene coding for the rRNA of Fusarium species. The DNAs of the main Fusarium species and Neocosmospora vasinfecta but not the DNAs from 11 medically important ...

journal_title：Journal of clinical microbiology

authors： Hue FX,Huerre M,Rouffault MA,de Bievre C

更新日期：1999-08-01 00:00:00

abstract：:The hexagonal surface structure believed to be characteristic for influenza C virus was not initially observed for a newly isolated virus of this type. After a few additional egg passages of the virus, however, the hexagonal structure could be readily seen on many virions. ...

journal_title：Journal of clinical microbiology

authors： Martin ML,Palmer EL,Kendal AP

更新日期：1977-07-01 00:00:00

abstract：:Combination therapy can successfully suppress human immunodeficiency virus (HIV) replication in patients but selects for drug resistance, requiring subsequent resistance-guided therapeutic changes. This report describes the development and validation of a novel assay that offers a uniform method to measure susceptibil...

journal_title：Journal of clinical microbiology

authors： Covens K,Dekeersmaeker N,Schrooten Y,Weber J,Schols D,Quiñones-Mateu ME,Vandamme AM,Van Laethem K

更新日期：2009-07-01 00:00:00

abstract：:Despite advances in the standardization of quantitative DNAemia tests and efforts to better understand and characterize the performance of reference materials in different assays, it remains unclear how the commutability performance of reference materials is related to intra- and interassay agreement. Building upon pr...

journal_title：Journal of clinical microbiology

authors： Tang L,Su Y,Gu Z,Caliendo AM,Pounds S,Hayden RT

更新日期：2019-01-02 00:00:00

abstract：:In the present study, we compared typed F. nucleatum strains with isolates from various human periodontal diseases, canines, and a Macaca mulatta monkey. All isolates displayed biochemical reactions similar to those of the typed strains in the API 20A system (Analytab Products, Plainville, N.Y.). The human and monkey ...

journal_title：Journal of clinical microbiology

authors： Vincent JW,Falkler WA Jr,Craig JA

更新日期：1983-04-01 00:00:00

abstract：:A total of 513 blood specimens, predominantly from organ transplant recipients, human immunodeficiency virus-positive patients, and bone marrow transplant recipients, were tested for cytomegalovirus (CMV) by culture and pp65 antigenemia across four test sites. Peripheral blood leukocytes were examined by using both th...

journal_title：Journal of clinical microbiology

authors： St George K,Boyd MJ,Lipson SM,Ferguson D,Cartmell GF,Falk LH,Rinaldo CR,Landry ML

更新日期：2000-04-01 00:00:00

abstract：:Branched DNA (bDNA) assays to quantify human immunodeficiency virus type 1 (HIV-1) and hepatitis C virus (HCV) consist of three distinct steps, including sample processing, hybridization, and detection, and utilize the System 340 platform for plate incubation and washing. Sample processing differs: HIV-1 from 1 ml of ...

journal_title：Journal of clinical microbiology

authors： Elbeik T,Markowitz N,Nassos P,Kumar U,Beringer S,Haller B,Ng V

更新日期：2004-07-01 00:00:00

abstract：:The aim of this study was to investigate oral yeast colonization and oral yeast strain diversity in irradiated (head and neck), dentate, xerostomic individuals. Subjects were recruited from a nasopharyngeal carcinoma clinic and were segregated into group A (age, <60 years [n = 25; average age +/- standard deviation (S...

journal_title：Journal of clinical microbiology

authors： Leung WK,Dassanayake RS,Yau JY,Jin LJ,Yam WC,Samaranayake LP

更新日期：2000-06-01 00:00:00

abstract：:Culture of autologous CD4 lymphocytes from peripheral blood mononuclear cells compared favorably with two other methods for the measurement of cell-associated human immunodeficiency virus type 1 (HIV-1). For subjects with undetectable HIV-1 RNA levels in plasma, there was a 10,000-fold range of cell-associated virus d...

journal_title：Journal of clinical microbiology

authors： Tremblay CL,Giguel F,Merrill DP,Wong JT,Rosenberg E,Kalams S,Walker BD,D'Aquila RT,Hirsch MS

更新日期：2000-11-01 00:00:00

abstract：:As part of an ongoing investigation into nosocomial Legionella infections at Stanford University Medical Center (SUMC), we applied the technique of restriction endonuclease analysis (REA) to determine strain differences among three species, including Legionella pneumophila, Legionella dumoffii, and Legionella micdadei...

journal_title：Journal of clinical microbiology

authors： Tompkins LS,Troup NJ,Woods T,Bibb W,McKinney RM

更新日期：1987-10-01 00:00:00

abstract：:A rapid screening test has been developed to detect heat-labile enterotoxin produced by individual colonies of Escherichia coli or Vibrio cholerae growing on media solidified with agar. The applicability of this method for isolating tox mutants of E. coli and V. cholerae has been demonstrated. ...

journal_title：Journal of clinical microbiology

authors： Bramucci MG,Holmes RK

更新日期：1978-08-01 00:00:00

abstract：:A nationwide study on candidemia was conducted in Iceland from 1980 to 1999. The annual incidence increased from 1.4 cases/100,000 inhabitants/year between 1980 and 1984 to 4.9 cases/100,000 inhabitants/year between 1995 and 1999 (P < 0.0001). Candidemia episodes at university hospitals increased from 0.15/1,000 admis...

journal_title：Journal of clinical microbiology

authors： Asmundsdóttir LR,Erlendsdóttir H,Gottfredsson M

更新日期：2002-09-01 00:00:00

abstract：:Cerebrospinal fluid samples from 257 patients with suspected herpes simplex virus encephalitis were prospectively analyzed by herpes simplex virus polymerase chain reaction. The polymerase chain reaction indicated herpes simplex virus encephalitis in 9 serologically proven cases and in 14 additional patients. Increase...

journal_title：Journal of clinical microbiology

authors： Puchhammer-Stöckl E,Heinz FX,Kundi M,Popow-Kraupp T,Grimm G,Millner MM,Kunz C

更新日期：1993-01-01 00:00:00

abstract：:The tick-borne rickettsia Cowdria ruminantium has been propagated continuously for over 500 days in the Ixodes scapularis tick cell line IDE8 by using the Gardel isolate from bovine endothelial cells as an inoculum. Infection of the tick cells was confirmed by PCR, karyotyping, electron microscopy, and reinfection of ...

journal_title：Journal of clinical microbiology

authors： Bell-Sakyi L,Paxton EA,Munderloh UG,Sumption KJ

更新日期：2000-03-01 00:00:00

abstract：:A noncompetitive enzyme-linked immunosorbent assay that enables the quantitation of toxic shock syndrome toxin 1 (TSST-1) to as little as 30 pg/ml and the detection of TSST-1 to 10 pg/ml in phosphate-buffered saline including 33% human serum or plasma was developed. It takes only 3 h to complete this assay after plate...

journal_title：Journal of clinical microbiology

authors： Miwa K,Fukuyama M,Kunitomo T,Igarashi H

更新日期：1994-02-01 00:00:00

abstract：:We evaluated the abilities of three different avian influenza A viruses to attenuate the wild-type human influenza A/Korea/1/82 (H3N2) virus in squirrel monkeys, chimpanzees, and adult seronegative human volunteers. Two of these, avian influenza A/Mallard/NY/78 and A/Mallard/Alberta/76 viruses, appeared to be satisfac...

journal_title：Journal of clinical microbiology

authors： Snyder MH,Clements ML,Herrington D,London WT,Tierney EL,Murphy BR

更新日期：1986-09-01 00:00:00

abstract：:An automated enzymatic method was developed for the measurement of D-arabinitol in human serum. The assay is based on a novel, highly specific D-arabinitol dehydrogenase from Candida tropicalis. This enzyme catalyzes the oxidation of D-arabinitol to D-ribulose and the concomitant reduction of NAD+ to NADH. The NADH pr...

journal_title：Journal of clinical microbiology

authors： Switchenko AC,Miyada CG,Goodman TC,Walsh TJ,Wong B,Becker MJ,Ullman EF

更新日期：1994-01-01 00:00:00

abstract：:Antibiotic neutralization in blood culture media from two automated systems was evaluated by measuring the recovery of organisms and times to detection in simulated cultures. Overall, BD Bactec Plus media (Bactec FX system) outperformed TREK 80 ml Redox media (VersaTREK system), although results suggest a relative rat...

journal_title：Journal of clinical microbiology

authors： Miller NS,Rogan D,Orr BL,Whitney D

更新日期：2011-04-01 00:00:00