Detection of differences in the nucleotide and amino acid sequences of diphtheria toxin from Corynebacterium diphtheriae and Corynebacterium ulcerans causing extrapharyngeal infections.

abstract：:Pyridine-2-azo-p-dimethylanaline cephalosporin (PADAC), a chromogenic reagent which is purple and changes to yellow upon cleavage of its beta-lactam ring, was evaluated in comparison with other chromogenic cephalosporins. PADAC exhibited little antimicrobial activity against gram-negative bacteria, but did have good a...

journal_title：Journal of clinical microbiology

authors： Jones RN,Wilson HW,Novick WJ Jr

更新日期：1982-04-01 00:00:00

abstract：:Bacteroides fragilis is an obligatory anaerobic, gram-negative bacterium found among the normal intestinal flora of humans. Enterotoxigenic strains of B. fragilis (ETBF) have been associated with diarrheal diseases in humans and animals. The enterotoxin of ETBF induces fluid changes in ligated intestinal segments and ...

journal_title：Journal of clinical microbiology

authors： Zhang G,Weintraub A

更新日期：1998-12-01 00:00:00

abstract：:The supposedly first outbreak of hepatitis D virus (HDV) infection in Sweden occurred among intravenous drug addicts in the Malmö area in the mid-1970s. Stored sera from this outbreak were used for viral RNA extraction and analysis. By sequence comparisons, the HDV genomes from those Swedish patients fell into two sep...

journal_title：Journal of clinical microbiology

authors： Zhang YY,Hansson BG

更新日期：1996-11-01 00:00:00

abstract：:Diagnostic tests for respiratory viral infections have traditionally been performed on nasopharyngeal swabs or washings. Reverse transcriptase PCR (RT-PCR) is rapid, sensitive, and specific for viral infection diagnosis but is rarely applied to sputum samples. Thus, we evaluated the diagnostic yield of RT-PCR for dete...

journal_title：Journal of clinical microbiology

authors： Falsey AR,Formica MA,Walsh EE

更新日期：2012-01-01 00:00:00

abstract：:Indirect and double-antibody sandwich enzyme-linked immunosorbent assay techniques were compared for serotyping 42 herpes simplex virus isolates. Both procedures gave similar results, which were in complete agreement with those obtained by inhibition of the indirect hemagglutination test. The indirect technique proved...

journal_title：Journal of clinical microbiology

authors： Gerna G,Battaglia M,Revello MG,Gerna MT

更新日期：1983-05-01 00:00:00

abstract：:Clostridioides (Clostridium) difficile infection (CDI) is the most common causative pathogen of health care-associated gastrointestinal infections; however, due to the overlap of clinical symptoms with those of other causes of acute gastroenteritis, the selection of the most appropriate laboratory test is difficult. F...

journal_title：Journal of clinical microbiology

authors： Krutova M,Briksi A,Tkadlec J,Zajac M,Matejkova J,Nyc O,Drevinek P

更新日期：2019-09-24 00:00:00

abstract：:We developed a real-time PCR assay to detect single nucleotide polymorphisms associated with ciprofloxacin resistance in specimens submitted for nucleic acid amplification testing (NAAT). All three single nucleotide polymorphism (SNP) targets produced high sensitivity and specificity values. The presence of ≥2 SNPs wa...

journal_title：Journal of clinical microbiology

authors： Peterson SW,Martin I,Demczuk W,Bharat A,Hoang L,Wylie J,Allen V,Lefebvre B,Tyrrell G,Horsman G,Haldane D,Garceau R,Wong T,Mulvey MR

更新日期：2015-11-01 00:00:00

abstract：:Multi-virulence-locus sequence typing (MVLST) was used to analyze isolates from two major listeriosis outbreaks in the United States in 1998 and 2002 that were due to consumption of contaminated hot dogs and turkey deli meat, respectively. MVLST demonstrated high epidemiological relevance and indicated that the two ou...

journal_title：Journal of clinical microbiology

authors： Chen Y,Zhang W,Knabel SJ

更新日期：2005-10-01 00:00:00

abstract：:A method was developed to obtain purified cryptosporidium oocysts from fecal samples. Oocysts were initially collected by centrifugation through a sucrose density gradient and further purified by passage through glass bead columns. The purified oocysts were antigenically active and sufficiently pure for immunological ...

journal_title：Journal of clinical microbiology

authors： Heyman MB,Shigekuni LK,Ammann AJ

更新日期：1986-04-01 00:00:00

abstract：:We adapted a nested Aspergillus PCR to a nested qualitative real-time format on a Light Cycler system. An evaluation using 134 clinical specimens showed that the real-time PCR assay significantly reduced the time for results to be made available without compromising sensitivity and was less labor-intensive. Its use wi...

journal_title：Journal of clinical microbiology

authors： Halliday C,Wu QX,James G,Sorrell T

更新日期：2005-10-01 00:00:00

abstract：:Clostridium difficile is the leading cause of antibiotic-associated diarrhea and pseudomembranous colitis, which have significant morbidity and mortality. Accurate and timely diagnosis is critical. Repeat enzyme immunoassay testing for C. difficile toxin has been recommended because of <100% sensitivity. All C. diffic...

journal_title：Journal of clinical microbiology

authors： Cardona DM,Rand KH

更新日期：2008-11-01 00:00:00

abstract：:The spores of Henneguya salminicola, a common tissue parasite of salmonid fishes in the northern hemisphere, were observed in stool specimens from two different patients with diarrhea. The spores' superficial resemblance to human spermatozoa resulted, in one instance, in an incorrect report, leading to suspicion of se...

journal_title：Journal of clinical microbiology

authors： McClelland RS,Murphy DM,Cone DK

更新日期：1997-11-01 00:00:00

abstract：:"Campylobacter pyloridis" has been recently described as a gastritis-associated bacterium. We studied 20 strains. The bacteria had most of the characteristics of Campylobacter spp. strains. They were hippurate negative and tolerant to triphenyl tetrazolium chloride (at 0.4 and 1 mg/ml). They grew on all the media comm...

journal_title：Journal of clinical microbiology

authors： Megraud F,Bonnet F,Garnier M,Lamouliatte H

更新日期：1985-12-01 00:00:00

abstract：:Bovine tuberculosis (bTB) caused by Mycobacterium bovis is a transmissible disease notifiable to the World Organization for Animal Health and to the European Union, with ongoing efforts of surveillance and eradication in every EU member state. In Germany, a country which has been declared officially free from bovine t...

journal_title：Journal of clinical microbiology

authors： Kohl TA,Utpatel C,Niemann S,Moser I

更新日期：2018-08-27 00:00:00

abstract：:We present a method for rapid and simple detection of clinically relevant mucormycetes of the Mucorales order in cultures and clinical samples. This seminested real-time PCR uses mucormycete-specific primers and is followed by species identification using high-resolution melt (HRM) analysis. The method is highly suita...

journal_title：Journal of clinical microbiology

authors： Hrncirova K,Lengerova M,Kocmanova I,Racil Z,Volfova P,Palousova D,Moulis M,Weinbergerova B,Winterova J,Toskova M,Pospisilova S,Mayer J

更新日期：2010-09-01 00:00:00

abstract：:Nontuberculous mycobacteria (NTM) cause severe opportunistic infections and have a rising incidence in most settings. Rising diagnostic need must be met by national reference laboratories, which rely on Clinical and Laboratory Standards Institute (CLSI) guideline-approved manual readout of microtiter plates for antimi...

journal_title：Journal of clinical microbiology

authors： Rockland M,Ruth MM,Aalders N,Pennings L,Hoefsloot W,Wattenberg M,van Ingen J

更新日期：2019-03-28 00:00:00

abstract：:A Congo red-magnesium oxalate agar medium was developed to detect expression of virulence-associated calcium dependency and Congo red absorption in Yersinia enterocolitica. Of the 157 pathogenic serotypes tested, 119 (75.8%) were positive; 98% of nonpathogenic serotypes and strains of three other Yersinia species were...

journal_title：Journal of clinical microbiology

authors： Riley G,Toma S

更新日期：1989-01-01 00:00:00

abstract：:The staphylococcal methicillin resistance determinant, mecA, resides on a mobile genetic element, staphylococcus chromosomal cassette mec (SCCmec). The distribution of SCCmec in nature is limited to relatively few clonal complexes of related methicillin-resistant Staphylococcus aureus (MRSA). We have previously report...

journal_title：Journal of clinical microbiology

authors： Katayama Y,Robinson DA,Enright MC,Chambers HF

更新日期：2005-05-01 00:00:00

abstract：:A search has been made for corynebacterial phospholipase D, "ovis toxin," a sphingomyelinase (phosphatidylcholine phosphohydrolase, EC 3.1.4.4), among a wide variety of corynebacteria. Phospholipase D activity has been found in strains exhibiting the biochemical properties characteristic of Corynebacterium pseudotuber...

journal_title：Journal of clinical microbiology

authors： Barksdale L,Linder R,Sulea IT,Pollice M

更新日期：1981-02-01 00:00:00

abstract：:An immunofluorescence assay (IFA) for the detection of immunoglobulin G antibodies directed against Helicobacter pylori was evaluated by comparing 20 serum specimens from patients with a positive urease test on biopsy material and 20 serum specimens from patients with a negative test and with defined clinical symptoms...

journal_title：Journal of clinical microbiology

authors： Faulde M,Putzker M,Mertes T,Sobe D

更新日期：1991-02-01 00:00:00

abstract：:Spontaneously occurring urinary tract infection (UTI) in dogs was exploited as an experiment of nature to gain insights into UTI pathogenesis in humans. Concurrent urinary and rectal Escherichia coli isolates from 37 dogs with UTI were compared with respect to phylogenetic background, O antigens, and extended virulenc...

journal_title：Journal of clinical microbiology

authors： Johnson JR,Kaster N,Kuskowski MA,Ling GV

更新日期：2003-01-01 00:00:00

abstract：:An agglutination test for immunoglobulin G (IgG) Toxoplasma antibodies with acetone-fixed tachyzoites (AC antigens; AC agglutination test) was positive only with sera from patients during the acute stage of their infection. In contrast, when the test was performed with Formalin-fixed tachyzoites (HS antigens; HS agglu...

journal_title：Journal of clinical microbiology

authors： Suzuki Y,Thulliez P,Desmonts G,Remington JS

更新日期：1988-05-01 00:00:00

abstract：:During a 15-month period, two methods for detection of herpes simplex virus (HSV) in 699 clinical specimens were compared: (i) 24-well-plate centrifugation (24WPC) with MRC-5 cells and staining with type-specific monoclonal antibodies (Syva Co., Palo Alto, Calif.) after incubation for 16 to 18 h and (ii) conventional ...

journal_title：Journal of clinical microbiology

authors： Woods GL,Mills RD

更新日期：1988-03-01 00:00:00

abstract：:Sera from patients with allergic bronchopulmonary aspergillosis (ABPA) or aspergilloma and normal sera were analyzed for specific antibodies by Western (immuno-) blotting with Aspergillus fumigatus antigens transferred electrophoretically onto polyvinylidene difluoride membranes. Western blot analysis demonstrated con...

journal_title：Journal of clinical microbiology

authors： Kurup VP,Greenberger PA,Fink JN

更新日期：1989-06-01 00:00:00

abstract：:A latex agglutination test was evaluated as a method for detection and titration of antiplague antibodies. Slide and microtiter techniques using polystyrene latex particles coated with specific fraction-I-antigen of Yersinia pestis were found to be comparable in specificity and sensitivity to serological tests commonl...

journal_title：Journal of clinical microbiology

authors： Suzuki S,Sakakibara H,Hotta S

更新日期：1977-10-01 00:00:00

abstract：:A young immunocompetent patient was admitted for a febrile illness with malaise, arthralgias, painful leg swelling, and polyserositis. Shortly prior to becoming ill, the patient had traveled to the Northern African desert. The symptoms disappeared during treatment with antibiotics (doxycycline and ceftriaxone) but rec...

journal_title：Journal of clinical microbiology

authors： Iten A,Graf S,Egger M,Täuber M,Graf J

更新日期：2001-05-01 00:00:00

abstract：:Participants in the College of American Pathologists' Mycobacteriology E proficiency testing survey in 1993 were asked to complete a questionnaire addressing mycobacterial test methods, test volume, and frequency of detection of drug-resistant Mycobacterium tuberculosis (MTB). A similar questionnaire had been distribu...

journal_title：Journal of clinical microbiology

authors： Woods GL,Witebsky FG

更新日期：1995-02-01 00:00:00

abstract：:An enzyme-linked immunosorbent assay for the detection of Shiga toxins (Premier EHEC assay; Meridian Diagnostics, Inc.) was compared to conventional sorbitol-MacConkey culture for the recovery of enterohemorrhagic Escherichia coli. A total of 74 enteric pathogens, including 8 E. coli O157:H7 isolates, were recovered f...

journal_title：Journal of clinical microbiology

authors： Kehl KS,Havens P,Behnke CE,Acheson DW

更新日期：1997-08-01 00:00:00

abstract：:spa typing is a method used in molecular typing of methicillin-resistant Staphylococcus aureus (MRSA). Due to the lack of an amplification product in one of 55 MRSA cases, a new PCR setup, which allows an indicative description of a previously unknown type, was performed. ...

journal_title：Journal of clinical microbiology

authors： Reischauer M,Bernkopf M,Webersinke C

更新日期：2010-02-01 00:00:00

abstract：:The rate of multidrug-resistant (MDR) and extensively drug-resistant (XDR) tuberculosis (TB) has been steadily increasing in countries of the former USSR. The availability of rapid and reliable methods for the detection of drug resistance to second-line drugs is vital for adequate patient management. We evaluated the ...

journal_title：Journal of clinical microbiology

authors： Ignatyeva O,Kontsevaya I,Kovalyov A,Balabanova Y,Nikolayevskyy V,Toit K,Dragan A,Maxim D,Mironova S,Kummik T,Muntean I,Koshkarova E,Drobniewski F

更新日期：2012-05-01 00:00:00