Pseudomonas aeruginosa quorum-sensing molecule N-(3-oxo-dodecanoyl)-L-homoserine lactone triggers mitochondrial dysfunction and apoptosis in neutrophils through calcium signaling.

abstract：:The influenza surveillance in Lower Saxony is based mainly on laboratory investigations, and especially those which involve the isolation of influenza viruses throughout the year. These investigations have provided information on the circulation of influenza viruses and of the antigenic drift during the Hong Kong peri...

journal_title：Medical microbiology and immunology

authors： Willers H,Höpken W

更新日期：1979-03-13 00:00:00

abstract：:Neutrophil extracellular traps (NETs) have recently been discovered as a central part of antimicrobial innate immunity. In the meanwhile, evidence accumulated that NETs are also generated upon non-infectious stimuli in various clinical settings. In acute or chronic inflammatory disorders aberrantly enhanced NET format...

journal_title：Medical microbiology and immunology

authors： Lögters T,Margraf S,Altrichter J,Cinatl J,Mitzner S,Windolf J,Scholz M

更新日期：2009-11-01 00:00:00

abstract：:Adaptation of Borrelia burgdorferi in the vector and vertebrate host is mediated by mechanisms that regulate differential expression of outer surface lipoproteins (Osps). In this study, real time PCR was applied to quantify tissue-specific expression of four linear plasmid (lp54)-encoded (ospA, zs7.a36, zs7.a66 zs7.a6...

journal_title：Medical microbiology and immunology

authors： Lederer S,Brenner C,Stehle T,Gern L,Wallich R,Simon MM

更新日期：2005-01-01 00:00:00

abstract：:EBV-associated polypeptides induced in different Epstein-Barr Virus (EBV)-producing cell lines by the tumor promotor TPA, and from purified EBV particles derived from the same lines were radioactivity labeled and analyzed by immunoprecipitation with human VCA+MA+ sera. In virus-producing cells no significant differenc...

journal_title：Medical microbiology and immunology

authors： Georg-Fries B,Mueller-Lantzsch N

更新日期：1982-01-01 00:00:00

abstract：:Quorum sensing system is a cell-to-cell communication system that plays a pivotal role in virulence expression in bacteria. Recent advances have demonstrated that the Pseudomonas aeruginosa quorum sensing molecule, N-3-oxododecanoyl homoserine lactone (3OC(12)-HSL), exerts effects on mammalian cells and modulates host...

journal_title：Medical microbiology and immunology

authors： Li H,Wang L,Ye L,Mao Y,Xie X,Xia C,Chen J,Lu Z,Song J

更新日期：2009-05-01 00:00:00

abstract：:A method for the purification and concentration of Cytomegalovirus nucleocapsids and particles complete with envelope is described. Antibody to either nucleocapsid or envelope antigens can be detected in human sera. In patients with CMV disease the antibodies to the envelope antigen could not be detected before the 3r...

journal_title：Medical microbiology and immunology

authors： Schmitz H,Doerr HW,Obrig M

更新日期：1975-07-02 00:00:00

abstract：:9 antigen distribution and sensitivity to the bactericidal effect of normal human serum were determined in 485 Proteus strains isolated from urine, blood, wounds, and feces. Of all strains, 62% could be grouped according to 25 0 antigens. The most frequent one, 0 3, appeared in 13% of all the strains. In blood culture...

journal_title：Medical microbiology and immunology

authors： Larsson P,Olling S

更新日期：1977-07-18 00:00:00

abstract：:The essential protein lysyl-tRNA synthetase (LysRS) exists in two unrelated forms, a class I and a class II-type aminoacyl-tRNA synthetase. Comparative genome sequence analysis revealed that Borrelia burgdorferi sensu lato, the etiological agent of Lyme disease, contains a class I-type LysRS, whereas its tick and mamm...

journal_title：Medical microbiology and immunology

authors： Mejlhede N,Monthán A,Theisen M,Ibba M

更新日期：2003-05-01 00:00:00

abstract：:Antibodies against the human coronavirus OC43 in human sera were measured by haemagglutination inhibition (HI), complement fixation (CF), and radial diffusion-haemolysis in gel (HIG) techniques. The apparent HI titres in a fraction of sera with no antibodies detectable by the two other methods were found to be reduced...

journal_title：Medical microbiology and immunology

authors： Hovi T

更新日期：1978-11-17 00:00:00

abstract：:The development in rabbits of antibodies against common thermolabile Escherichia coli surface antigens - and against O and K antigens - was investigated. Three strains, E3b (O75:K95:H5), E56b (O8:K27:H-), and H61 (O45:K1:H10), and five rabbits per strain were used. Immunization was carried out by routine procedures us...

journal_title：Medical microbiology and immunology

authors： Orskov F,Larsen JC,Orskov I

更新日期：1981-01-01 00:00:00

abstract：:In resource-limited or point-of-care settings, rapid diagnostic tests (RDTs), that aim to simultaneously detect HIV antibodies and p24 capsid (p24CA) antigen with high sensitivity, can pose important alternatives to screen for early infections. We evaluated the performance of the antibody and antigen components of the...

journal_title：Medical microbiology and immunology

authors： Wratil PR,Rabenau HF,Eberle J,Stern M,Münchhoff M,Friedrichs I,Stürmer M,Berger A,Kuttner-May S,Münstermann D,Lucht A,Meixenberger K,Bannert N,Keppler OT

更新日期：2020-04-01 00:00:00

abstract：:The prevalence of enterotoxigenic E coli (ETEC) as a pathogenic agent of diarrhoea in the Tel-Aviv (Israel) area was determined, and the isolated E. coli strains characterized. During three periods (summer 1977, summer 1978, and summer 1979), a total of 335 specimens were tested for the presence of E. coli producing L...

journal_title：Medical microbiology and immunology

authors： Goldhar J,Peri R,Zilberberg R,Lahav M

更新日期：1980-01-01 00:00:00

abstract：:While the antigen structure of yeast cell walls is well known, the immunological cross reactivity of these is often difficult to interpret. The cross reactions of eight yeasts were tested in rabbit hyperimmune sera by the indirect immunofluorescence test. Among the eight species examined were the medically important y...

journal_title：Medical microbiology and immunology

authors： Müller HL

更新日期：1979-01-01 00:00:00

abstract：:Human cytomegalovirus (HCMV) infection modulates the host cell cycle to create an environment that is optimal for viral gene expression, DNA replication, and production of infectious virus. The virus mostly infects quiescent cells and thus must push the cell into G1 phase of the cell cycle to co-opt the cellular mecha...

journal_title：Medical microbiology and immunology

authors： Spector DH

更新日期：2015-06-01 00:00:00

abstract：:TT virus (TTV) is a newly discovered virus from a patient with post-transfusion hepatitis. We investigated the frequency and pathogenesis of TTV infection in children. A semi-nested PCR assay was used to amplify TTV-DNA in serum samples from 254 ambulatory children without liver disease, 20 with hepatitis of unknown e...

journal_title：Medical microbiology and immunology

authors： Iriyama M,Kimura H,Nishikawa K,Yoshioka K,Wakita T,Nishimura N,Shibata M,Ozaki T,Morishima T

更新日期：1999-11-01 00:00:00

abstract：:Tetraspanin (TSPAN) protein family forms a family of transmembrane proteins that act as organizers/scaffold for other proteins. TSPANs are primarily present on plasma membranes although they are also found in other biological membranes. They are organized in tetraspanin-enriched microdomains (TEMs), which allow spatio...

journal_title：Medical microbiology and immunology

authors： Perot BP,Ménager MM

更新日期：2020-08-01 00:00:00

abstract：:Recently we demonstrated that lack of mecA transcription was responsible for the decreased methicillin resistance phenotype of strongly slime-negative Staphylococcus epidermidis phase variants [Mempel M, Feucht H, Ziehbuhr W, Endres M, Laufs R, Grüter L (1994) Antimicrob Agents Chemother 38: 1251-1255]. In the present...

journal_title：Medical microbiology and immunology

authors： Mempel M,Müller E,Hoffmann R,Feucht H,Laufs R,Grüter L

更新日期：1995-10-01 00:00:00

abstract：:We previously reported that Trypanosoma cruzi, the agent of Chagas disease, induces in congenitally infected fetuses a strong, adult-like parasite-specific CD8(+) T cell response producing IFN-γ (Hermann et al. in Blood 100:2153-2158, 2002). This suggests that the parasite is able to overcome the immaturity of neonata...

journal_title：Medical microbiology and immunology

authors： Rodriguez P,Carlier Y,Truyens C

更新日期：2012-05-01 00:00:00

abstract：:The new QuantiFERON-TB Gold Plus employs modified peptides optimized to elicit an IFNγ response from CD8+ cytotoxic T lymphocytes in addition to CD4+ T cells. With a view to improve the difficult identification of TB cases, we assessed the combination of two specific immunological markers comprising IFNγ secretion and...

journal_title：Medical microbiology and immunology

authors： Sauzullo I,Mengoni F,Mascia C,Pavone P,Savelloni G,Massetti AP,Lichtner M,Vullo V,Mastroianni CM

更新日期：2019-04-01 00:00:00

abstract：:Tests were made on 169 sera from children up to 10 years of age for rotavirus antibodies by indirect immunofluorescence and complement fixation tests. The simian strain SA 11 served as a substitute antigen for the human rotavirus. Furthermore, the SA 11 complement-fixing antigen was compared with a commercial antigen ...

journal_title：Medical microbiology and immunology

authors： Brade L,Schmidt WA

更新日期：1979-03-13 00:00:00

abstract：:IFN-γ release assays (IGRAs) often present false-negative or indeterminate results in children with tuberculosis. HIV co-infection may contribute to decreased sensitivity of IGRAs by impairing T-cell IFN-γ expression. Measurement of alternative cytokines in QuantiFERON® (QFT) supernatants can circumvent the IFN-γ-depe...

journal_title：Medical microbiology and immunology

authors： Lundtoft C,Awuah AA,Nausch N,Enimil A,Mayatepek E,Owusu-Dabo E,Jacobsen M

更新日期：2017-06-01 00:00:00

abstract：:Fourteen-day-old cultures of dissociated newborn mouse brain cells were infected separately with different strains of vaccinia virus and a strain of measles virus. Using the indirect immunofluorescence technique we found that under the experimental conditions in these cultures both measles and the neurotropic strain o...

journal_title：Medical microbiology and immunology

authors： Beranek CF,Schäfer R,Bologa L,Herschkowitz N

更新日期：1982-01-01 00:00:00

abstract：:Outer membrane fractions (OMs) of nine Campylobacter (C.) jejuni and two C. coli strains belonging to different serovars, from human and various animal origins, were extracted by treatment with sodium N-lauryl sarcosinate. Using n-octyl-beta-D-glucopyranoside a 42-kDa protein and a flagella-enriched fraction were obta...

journal_title：Medical microbiology and immunology

authors： Moser I,Schröder WF,Hellmann E

更新日期：1992-01-01 00:00:00

abstract：:Chronic hepatitis C virus (HCV) infections affect 71 million people worldwide, often resulting in severe liver damage. Since 2014 highly efficient therapies based on directly acting antivirals (DAAs) are available, offering cure rates of almost 100%, if the infection is diagnosed in time. It took more than a decade to...

journal_title：Medical microbiology and immunology

authors： Lohmann V

更新日期：2019-02-01 00:00:00

abstract：:The pathogenesis of Staphylococcus aureus from local infection to systemic dissemination involves a range of virulence factors including structural and secreted products. Among various control mechanisms, small noncoding RNAs are involved in the regulation of multiple pathogenicity factors in S. aureus. The sRNA SprX ...

journal_title：Medical microbiology and immunology

authors： Kathirvel M,Buchad H,Nair M

更新日期：2016-12-01 00:00:00

abstract：:As enteroviruses are mainly transmitted by the fecal-oral route, this study was initiated to investigate the nature of the binding of enteroviruses to human skin. Using poliovirus 1, Mahoney, we investigated the overall effectiveness of soap and water hand-washing of 1 and 5 min duration. The virus-skin interaction wa...

journal_title：Medical microbiology and immunology

authors： Schürmann W,Eggers HJ

更新日期：1985-01-01 00:00:00

abstract：:The effects of gentamicin on cellular physiology were studied in a total of 9 mammalian cell lines, using the following parameters: cell morphology and viability (cytotoxicity), proliferation, culture medium acidification, lactic acid production, lactate dehydrogenase release, virus susceptibility, and effects on kary...

journal_title：Medical microbiology and immunology

authors： Fischer AB

更新日期：1975-01-01 00:00:00

abstract：:Virus-induced antigens were isolated from MDV and HVT-infected cells by salt extraction with 3M KCl and purified by Con.A chromatography and isoelectric focusing. Electrophoretic analysis of 35S-methionine, 3H-fucose and 32P-orthophosphate labeled antigens revealed 7 different polypeptides, two of them containing labe...

journal_title：Medical microbiology and immunology

authors： Kaaden OR

更新日期：1977-10-07 00:00:00

abstract：:This is a summary of the recent work on some glycosidases of sand flies and their Leishmania parasites. Glycosidases catalyze the hydrolysis of complex sugar subunits of polysaccharides into simple sugars. Leishmania major parasites secrete chitinase and N-acetylglucosaminase, which enables them to survive in the gut ...

journal_title：Medical microbiology and immunology

authors： Jacobson RL,Schlein Y,Eisenberger CL

更新日期：2001-11-01 00:00:00

abstract：:The present study analyses the susceptibility of human bladder-derived cells (HT-1376) to the infection by herpes simplex virus type 2 (HSV-2) and Chlamydia trachomatis, as well as to the adhesiveness of uropathogenic bacteria. HT-1376 cells were efficiently infected by HSV-2 strain 333, as demonstrated by immunofluor...

journal_title：Medical microbiology and immunology

authors： Superti F,Longhi C,Di Biase AM,Tinari A,Marchetti M,Pisani S,Gallinelli C,Chiarini F,Seganti L

更新日期：2001-09-01 00:00:00