Isolation of influenza virus in human lung embryonated fibroblast cells (MRC-5) from clinical samples.

abstract：:To determine sensitivity and specificity of immunofluorescence assay (IFA) for detection of Helicobacter pylori, we studied 151 patients. Biopsies of gastric mucosae were obtained for culture, histological testing, and IFA. H. pylori serum antibodies were tested by enzyme-linked immunosorbent assay. IFA was done on Fo...

journal_title：Journal of clinical microbiology

authors： Rivera E,López-Vidal Y,Luqueño V,Ruiz-Palacios GM

更新日期：1991-08-01 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：:We have developed and evaluated a new method to quantify human immunodeficiency virus type 2 (HIV-2) proviral DNA based on LightCycler real-time PCR. The assay has a detection limit of 5 copies/10(5) peripheral blood mononuclear cells (PBMC) and is insensitive to HIV-2 strain variability: HIV-2 subtypes A and B are bo...

journal_title：Journal of clinical microbiology

authors： Damond F,Descamps D,Farfara I,Telles JN,Puyeo S,Campa P,Leprêtre A,Matheron S,Brun-Vezinet F,Simon F

更新日期：2001-12-01 00:00:00

abstract：:Shortly after adopting a 6-week-old cat, a veterinarian was bitten on the left index finger. Within 3 weeks, he developed headache, fever, and left axillary lymphadenopathy. Initial blood cultures from the cat and veterinarian were sterile. Repeat cultures from the cat grew Bartonella-like organisms with lophotrichous...

journal_title：Journal of clinical microbiology

authors： Kordick DL,Hilyard EJ,Hadfield TL,Wilson KH,Steigerwalt AG,Brenner DJ,Breitschwerdt EB

更新日期：1997-07-01 00:00:00

abstract：:Pulsed-field gel electrophoresis (PFGE) of XbaI-digested chromosomal DNA was performed on 133 strains of Salmonella enterica serovar Typhi obtained from Papua New Guinea, with the objective of assessing the temporal variation of these strains. Fifty-two strains that were isolated in 1992 and 1994 were of one phage typ...

journal_title：Journal of clinical microbiology

authors： Thong KL,Goh YL,Yasin RM,Lau MG,Passey M,Winston G,Yoannes M,Pang T,Reeder JC

更新日期：2002-11-01 00:00:00

abstract：:The National Committee for Clinical Laboratory Standards has recently changed the oxacillin breakpoint from >/=4 mg/liter to >/=0. 5 mg/liter to detect methicillin-resistant coagulase-negative staphylococci (CoNS) because the previous breakpoint lacked sensitivity. To determine the correlation between the new oxacilli...

journal_title：Journal of clinical microbiology

authors： Hussain Z,Stoakes L,Massey V,Diagre D,Fitzgerald V,El Sayed S,Lannigan R

更新日期：2000-02-01 00:00:00

abstract：:We undertook a study to evaluate Streck tissue fixative (STF) as a substitute for formalin and polyvinyl alcohol (PVA) in fecal preservation. A comparison of formalin, PVA, (mercuric chloride based), and STF was done by aliquoting fecal samples into each fixative. Stool specimens were collected in Haiti, and parasites...

journal_title：Journal of clinical microbiology

authors： Nace EK,Steurer FJ,Eberhard ML

更新日期：1999-12-01 00:00:00

abstract：:Candida samples were taken over a period of 2 years from 54 human immunodeficiency virus (HIV)-positive asymptomatic subjects to evaluate changes in yeast carriage, intensity of carriage, and genotype over time. Overall, we found that HIV-positive patients with CD4(+)-cell counts of between 200 and 400/microl had sign...

journal_title：Journal of clinical microbiology

authors： Vargas KG,Joly S

更新日期：2002-02-01 00:00:00

abstract：:Helicobacter pylori is known to be a major cause of peptic ulceration. The jhp0562 gene, encoding a glycosyltransferase involved in the synthesis of the lipopolysaccharide, was associated with peptic ulcer disease (PUD) in children. The beta-(1,3)-galactosyltransferase [beta-(1,3)GalT] gene (jhp0563), involved in Lewi...

journal_title：Journal of clinical microbiology

authors： Oleastro M,Santos A,Cordeiro R,Nunes B,Mégraud F,Ménard A

更新日期：2010-08-01 00:00:00

abstract：:We compared anaerobic lytic (AL) and pediatric aerobic resin-containing (Peds Plus/F) blood culture media for the isolation of Salmonella enterica serotype Typhi or Paratyphi A from children. The yields from AL and Peds Plus/F media were the same with equal volumes of blood, but recovery was faster from AL medium than...

journal_title：Journal of clinical microbiology

authors： Reller ME,Zaidi AK,Sultana S,Azeem S,Hanif B,Qureshi S,Hasan R,Bhutta Z,Akhter R,Goldmann DA

更新日期：2009-01-01 00:00:00

abstract：:Blood was cultured in two vacuum bottles containing Columbia broth. Filtered air was admitted to one bottle (aerobic); the unvented bottle was considered anaerobic. Cultures were incubated at 35 C until growth occurred or for at least 7 days. Of 744 organisms isolated, 50% were isolated from both bottles, 30% from the...

journal_title：Journal of clinical microbiology

authors： Blazevic DJ,Stemper JE,Matsen JM

更新日期：1975-02-01 00:00:00

abstract：:A total of 151 Escherichia coli strains resistant to cefotaxime and ceftazidime were isolated during a prospective surveillance study. These strains were characterized by clinical, microbiological, and molecular analyses and were distributed into four clusters of 103, 11, 6, and 5 isolates, along with 25 unrelated str...

journal_title：Journal of clinical microbiology

authors： Oteo J,Navarro C,Cercenado E,Delgado-Iribarren A,Wilhelmi I,Orden B,García C,Miguelañez S,Pérez-Vázquez M,García-Cobos S,Aracil B,Bautista V,Campos J

更新日期：2006-07-01 00:00:00

abstract：:Ten cases of typhoid fever occurred between 24 August and 1 September 1986 in the vicinity of Silver Spring, Md. Shrimp salad served in a fast-food restaurant was implicated as the source of infection. Stool cultures were obtained from 104 employees, and serum Vi antibodies were assayed in 97 of the employees. Salmone...

journal_title：Journal of clinical microbiology

authors： Lin FY,Becke JM,Groves C,Lim BP,Israel E,Becker EF,Helfrich RM,Swetter DS,Cramton T,Robbins JB

更新日期：1988-06-01 00:00:00

abstract：:Serological markers for hepatitis B virus in male homosexuals demonstrated a high prevalence of past and present infection. Seropositivity of 91% for hepatitis B e antigen or antibody was demonstrated by radioimmunoassay in hepatitis B surface antigen-positive specimens. ...

journal_title：Journal of clinical microbiology

authors： Murphy BL,Schreeder MT,Maynard JE,Hadler SC,Sheller MJ

更新日期：1980-03-01 00:00:00

abstract：:We developed a sensitive and specific sodB-based quantitative PCR assay to detect Ehrlichia spp. The assay's limit of detection was 5 copies/reaction, and it did not amplify nonspecific DNA. Compared with a 16S rRNA gene PCR target, the sodB target may offer an improved molecular diagnostic assay to detect Ehrlichia s...

journal_title：Journal of clinical microbiology

authors： Qurollo BA,Riggins D,Comyn A,Zewde MT,Breitschwerdt EB

更新日期：2014-11-01 00:00:00

abstract：:We have evaluated the diagnostic utility of six antigenic regions of the Toxoplasma gondii MIC2, MIC3, M2AP, GRA3, GRA7, and SAG1 gene products, assembled in recombinant chimeric antigens by genetic engineering, in order to replace the soluble, whole-cell tachyzoite extract in serological assays. Serum samples from 10...

journal_title：Journal of clinical microbiology

authors： Beghetto E,Spadoni A,Bruno L,Buffolano W,Gargano N

更新日期：2006-06-01 00:00:00

abstract：:Astrovirus infections were detected by enzyme immunoassay in 12 (5%) of 251 stool samples from children with gastroenteritis from Bogota, Colombia. In addition, astroviruses were detected by reverse transcription-PCR in 3 (10%) of 29 stool samples negative for other enteric pathogens collected in Caracas, Venezuela, f...

journal_title：Journal of clinical microbiology

authors： Medina SM,Gutierrez MF,Liprandi F,Ludert JE

更新日期：2000-09-01 00:00:00

abstract：:A method of phage subtyping group A type 49 streptococci is described. The method is similar to that used for phage typing staphylococci, except that lysates obtained by induction with mitomycin C rather than propagated stock phages were used. Five type 49 strains were used as phage donors. Seventy-two strains of type...

journal_title：Journal of clinical microbiology

authors： Skjold SA,Wannamaker LW

更新日期：1976-09-01 00:00:00

abstract：:Electrophoretic karyotypes of atypical isolates of Candida albicans, e.g., strains that were germ tube negative, failed to express proteinase activity, demonstrated low virulence for mice, formed hyperchlamydoconidia, produced hyperhyphae, or were sucrose negative (including the type strain of Candida stellatoidea), w...

journal_title：Journal of clinical microbiology

authors： Mahrous M,Lott TJ,Meyer SA,Sawant AD,Ahearn DG

更新日期：1990-05-01 00:00:00

abstract：:By using a single synthetic oligonucleotide primer pair in the polymerase chain reaction, we amplified specific Shiga-like-toxin (SLT) gene segments from DNAs of 20 clinical Escherichia coli isolates, irrespective of whether they produce SLT-I, SLT-II, or heretofore uncategorized SLTs. These segments were not detectab...

journal_title：Journal of clinical microbiology

authors： Karch H,Meyer T

更新日期：1989-12-01 00:00:00

abstract：:Quantitation of hepatitis C virus (HCV) RNA in plasma and serum samples is a costly procedure in both time and reagents. Additionally, cell-associated viral RNA may not be detected. This study evaluated the accuracy of HCV RNA quantitation in small-volume whole-blood (WB) samples, which would be appropriate for point-...

journal_title：Journal of clinical microbiology

authors： Bruns T,Steinmetzer K,Ermantraut E,Stallmach A

更新日期：2009-10-01 00:00:00

abstract：:The clinical significance of viridans streptococci isolated from the blood cultures of 86 patients was determined. Isolates that were significant or suggestive of infection represented only 21% of the cases. Among 54 isolates for which the species was known, Streptococcus sanguis II was the most common. However, a sig...

journal_title：Journal of clinical microbiology

authors： Swenson FJ,Rubin SJ

更新日期：1982-04-01 00:00:00

abstract：:The replication of human coronavirus strain 229E was observed by using indirect immunofluorescence in infected monolayers of MRC continuous cells. By 8 h after infection, bright cytoplasmic fluorescence was detected in cells infected with human coronavirus 229E. Discrete foci of infection were observed from 8 to 16 h ...

journal_title：Journal of clinical microbiology

authors： Macnaughton MR,Thomas BJ,Davies HA,Patterson S

更新日期：1980-09-01 00:00:00

abstract：:An enzyme-linked immunosorbent assay was developed for the titration of antibodies in human sera to influenza virus neuraminidase, employing partially purified N1 neuraminidase. Specificity of the test was demonstrated, and the test was more sensitive than either the conventional neuraminidase inhibition or plaque siz...

journal_title：Journal of clinical microbiology

authors： Khan MW,Gallagher M,Bucher D,Cerini CP,Kilbourne ED

更新日期：1982-07-01 00:00:00

abstract：:The biochemical characteristics and the isolation rates of the two Lancefield group C streptococcal species (S. equisimilis and S. anginosus) from patients with pharyngitis and asymptomatic controls were compared. Some 239 strains of beta-hemolytic group C streptococci were isolated from 1,480 patients (209 strains) w...

journal_title：Journal of clinical microbiology

authors： Fox K,Turner J,Fox A

更新日期：1993-04-01 00:00:00

abstract：:Real-time PCR is dependent upon a calibration function for quantification. While long-term storage of standards saves cost and time, solutions of DNA are prone to degradation. We present here the benchmark treatment for preservation of DNA standards, involving storage in 50% glycerol-double-distilled water, whereby a ...

journal_title：Journal of clinical microbiology

authors： Röder B,Frühwirth K,Vogl C,Wagner M,Rossmanith P

更新日期：2010-11-01 00:00:00

abstract：:The ImmunoCard STAT! Cryptosporidium/Giardia rapid assay (Meridian Bioscience, Inc.) is a solid-phase qualitative immunochromatographic assay that detects and distinguishes between Giardia lamblia and Cryptosporidium parvum in aqueous extracts of human fecal specimens (fresh, frozen, unfixed, or fixed in 5 or 10% form...

journal_title：Journal of clinical microbiology

authors： Garcia LS,Shimizu RY,Novak S,Carroll M,Chan F

更新日期：2003-01-01 00:00:00

abstract：:The name "Campylobacter hyointestinalis" sp. nov. is proposed for a Campylobacter species that was isolated from the intestines of pigs with proliferative enteritis. "C. hyointestinalis" is also found in the feces of cattle and has been isolated from the intestine of a hamster. "C. hyointestinalis" is distinguished fr...

journal_title：Journal of clinical microbiology

authors： Gebhart CJ,Edmonds P,Ward GE,Kurtz HJ,Brenner DJ

更新日期：1985-05-01 00:00:00

abstract：:Nineteen strains of nutritionally variant streptococci (NVS) were tested for bacteriolytic activity and for their production of and sensitivity to streptococcal bacteriocinlike inhibitory substances (BLIS). None appeared to produce BLIS. An inverse relationship was found between the sensitivity to BLIS and the product...

journal_title：Journal of clinical microbiology

authors： Tagg JR,van de Rijn I

更新日期：1991-04-01 00:00:00

abstract：:Fingerprinting by randomly amplified polymorphic DNA (RAPD) analysis was used to differentiate Scedosporium prolificans isolates. A total of 59 arbitrary primers were screened with six unrelated S. prolificans isolates, and a panel of 12 primers was selected. The 12 primers were then used to detect DNA polymorphisms a...

journal_title：Journal of clinical microbiology

authors： San Millán R,Quindós G,Garaizar J,Salesa R,Guarro J,Pontón J

更新日期：1997-09-01 00:00:00