Staphylococcus aureus adapts to oxidative stress by producing H2O2-resistant small-colony variants via the SOS response.

abstract：:Neutrophil collagenase (matrix metalloproteinase 8 [MMP-8]) is an important mediator of tissue destruction in inflammatory diseases. Studies of anaerobic periodontal infections have shown that active MMP-8 in gingival crevicular fluid is associated with the degradation of periodontal tissues in progressive periodontit...

journal_title：Infection and immunity

authors： Romanelli R,Mancini S,Laschinger C,Overall CM,Sodek J,McCulloch CA

更新日期：1999-05-01 00:00:00

abstract：:The attachment of isogenic fimbriated and nonfimbriated Haemophilus influenzae type b variants to human cells was studied by using a radioactive assay and an indirect immunofluorescent assay. As described previously, fimbriated H. influenzae variants adhered to a greater extent than nonfimbriated variants to human buc...

journal_title：Infection and immunity

authors： Sable NS,Connor EM,Hall CB,Loeb MR

更新日期：1985-04-01 00:00:00

abstract：:Visceral leishmaniasis is a severe and lethal disease caused by the protozoan parasites of the genus Leishmania. In areas where leishmaniasis is endemic, most infected individuals control the infection and remain asymptomatic; chemotherapy of visceral leishmaniasis restores some immunity which protects against relapse...

journal_title：Infection and immunity

authors： Mary C,Auriault V,Faugère B,Dessein AJ

更新日期：1999-11-01 00:00:00

abstract：:In vivo- and in vitro-grown Mycoplasma hyopneumoniae organisms were inoculated onto newborn piglet tracheal organ cultures to provide a model for interaction of this organism with ciliated respiratory epithelium. Ciliostasis and loss of cilia in tracheal rings were induced by M. hyopneumoniae grown in vivo and with lo...

journal_title：Infection and immunity

authors： DeBey MC,Ross RF

更新日期：1994-12-01 00:00:00

abstract：:Pneumocystis carinii pneumonia (PcP) is a clinically important infection of immunocompromised patients. Although the interaction of Pneumocystis with the alveolar epithelium has been well documented, very little information regarding the epithelial response to Pneumocystis is currently available. In order to study Pne...

journal_title：Infection and immunity

authors： Wang J,Gigliotti F,Maggirwar S,Johnston C,Finkelstein JN,Wright TW

更新日期：2005-05-01 00:00:00

abstract：:Neutrophil serine proteases cathepsin G (CG), neutrophil elastase (NE), and proteinase 3 (PR3) have recently been shown to contribute to killing of Streptococcus pneumoniae in vitro. However, their relevance in lung-protective immunity against different serotypes of S. pneumoniae in vivo has not been determined so far...

journal_title：Infection and immunity

authors： Hahn I,Klaus A,Janze AK,Steinwede K,Ding N,Bohling J,Brumshagen C,Serrano H,Gauthier F,Paton JC,Welte T,Maus UA

更新日期：2011-12-01 00:00:00

abstract：:Hot phenol-water extraction of smooth Brucella abortus and B. melitensis cells yielded a toxic fraction which was recovered from the phenol phase (fraction 5). Chemically, fractions 5 from both Brucella species were lipid-carbohydrate-protein-2 keto-3-deoxyoctulosonic acid complexes which were stable to heat and resis...

journal_title：Infection and immunity

authors： Leong D,Diaz R,Milner K,Rudbach J,Wilson JB

更新日期：1970-02-01 00:00:00

abstract：:Avian pathogenic Escherichia coli (APEC) cause extraintestinal disease in avian species via respiratory tract infection. Virulence factors associated with APEC include type 1 and P fimbriae, curli, aerobactin, lipopolysaccharide (LPS), K1 capsular antigen, temperature-sensitive hemagglutinin (Tsh), and an uncharacteri...

journal_title：Infection and immunity

authors： Mellata M,Dho-Moulin M,Dozois CM,Curtiss R 3rd,Lehoux B,Fairbrother JM

更新日期：2003-01-01 00:00:00

abstract：:A 60-kilodalton (kDa) immunodominant antigen of Legionella pneumophila is a heat shock protein (HSP) of the GroEL class of HSPs. The gene (htpB) coding the 60-kDa protein was localized to a 3.2-kilobase DNA fragment of L. pneumophila cloned into pUC19 (pSH16) (P. S. Hoffman, C. A. Butler, and F. D. Quinn, Infect. Immu...

journal_title：Infection and immunity

authors： Hoffman PS,Houston L,Butler CA

更新日期：1990-10-01 00:00:00

abstract：:After uptake and retrograde transport pertussis toxin acts by ADP-ribosylating alpha-Gi proteins. We show that uptake via many different receptor proteins followed by retrograde transport and intoxication is not restricted to a particular cell type. The efficiency of cellular intoxication, however, was found to be cel...

journal_title：Infection and immunity

authors： el Bayâ A,Brückener K,Schmidt MA

更新日期：1999-01-01 00:00:00

abstract：:Vibrio cholerae normally inhabits aquatic habitats but can cause a severe diarrheal illness in humans. Its arsenal of virulence factors includes a secreted hemagglutinin (HA) protease. An HA protease-deficient mutant of V. cholerae was isolated and designated E7946 mpc. E7946 mpc was found to contain a point mutation ...

journal_title：Infection and immunity

authors： Vance RE,Zhu J,Mekalanos JJ

更新日期：2003-05-01 00:00:00

abstract：:The antigenicity of Erysipelothrix rhusiopathiae T28 (serotype 2) was investigated. Antigens were solubilized from the cell surface with detergents. By means of sodium dodecyl sulfate-polyacrylamide gel electrophoresis and immunoblotting it was shown that the molecular weight of the main antigenic component--a nonprot...

journal_title：Infection and immunity

authors： Lachmann PG,Deicher H

更新日期：1986-06-01 00:00:00

abstract：:The hemolytic activity of the thermostable direct hemolysin produced by Vibrio parahaemolyticus was inhibited by a ganglioside mixture. The ganglioside component which inhibited the hemolysin was not FM1 ganglioside. ...

journal_title：Infection and immunity

authors： Takeda R,Honda T,Sakural J,Otomo N

更新日期：1975-10-01 00:00:00

abstract：:The effects of 1,25-dihydroxy vitamin D3 and gamma interferon on the phenotypic changes associated with monocyte maturation in vitro were investigated. Human monocytes separated from peripheral blood mononuclear cell populations by adherence to plastic were cultured for 7 days on glass. Immunocytological analysis was ...

journal_title：Infection and immunity

authors： Poulter LW,Rook GA,Steele J,Condez A

更新日期：1987-09-01 00:00:00

abstract：:The indigenous microbial flora of the middle ear cavity of Mongolian gerbils, Meriones unguiculatus, was isolated, characterized, and identified, showing it to be sparse and transitory. Organisms, when found in the middle ear cavity, were most likely to be Staphylococcus epidermidis-like organisms. Cerumen from the ex...

journal_title：Infection and immunity

authors： Thompson TA,Gardner D,Fulghum RS,Daniel HJ,Allen WE,Worthington JM,Williams PP

更新日期：1981-06-01 00:00:00

abstract：:We used an in vitro opsonophagocytic killing assay to measure the functional activity of antibody directed at the mucoid exopolysaccharide (MEP) antigen expressed by Pseudomonas aeruginosa strains isolated from cystic fibrosis patients. Rabbit antibodies raised to purified MEP were able to mediate phagocytic killing i...

journal_title：Infection and immunity

authors： Ames P,DesJardins D,Pier GB

更新日期：1985-08-01 00:00:00

abstract：:Increased incidence of bovine tuberculosis (TB) in the United Kingdom caused by infection with Mycobacterium bovis is a cause of considerable economic loss to farmers and the government. The Eurasian badger (Meles meles) represents a wildlife source of recurrent M. bovis infections of cattle in the United Kingdom, and...

journal_title：Infection and immunity

authors： Clark S,Cross ML,Nadian A,Vipond J,Court P,Williams A,Hewinson RG,Aldwell FE,Chambers MA

更新日期：2008-08-01 00:00:00

abstract：:The mannose-resistant, Proteus-like (MR/P) fimbria, responsible for mannose-resistant hemagglutination, is a virulence factor for uropathogenic Proteus mirabilis. Based on known fimbrial gene organization, we postulated that MrpG, a putative minor subunit of the MR/P fimbria, functions as an adhesin responsible for he...

journal_title：Infection and immunity

authors： Li X,Zhao H,Geymonat L,Bahrani F,Johnson DE,Mobley HL

更新日期：1997-04-01 00:00:00

abstract：:We have isolated full-length cDNAs encoding two distinct types of CuZn superoxide dismutases (SODs) from the filarial nematode parasite Brugia pahangi. The derived amino acid sequences suggested that one class of cDNAs represented a cytoplasmic form of SOD and the second class represented an extracellular (EC) variant...

journal_title：Infection and immunity

authors： Tang L,Ou X,Henkle-Dührsen K,Selkirk ME

更新日期：1994-03-01 00:00:00

abstract：:The immunoprophylactic effect of chemically inactivated Pseudomonas aeruginosa exotoxin A in experimental pseudomonas infections was studied. Exotoxin A toxoids were prepared by Formalin (f-TXD) or glutaraldehyde (g-TXD) treatment. Immunization of mice with three or four doses (10 micrograms each) of f-TXD and the syn...

journal_title：Infection and immunity

authors： Pavlovskis OR,Edman DC,Leppla SH,Wretlind B,Lewis LR,Martin KE

更新日期：1981-05-01 00:00:00

abstract：:Infection of human monocyte-derived macrophages (HMDM) and J774 cells (murine macrophage cell line) with several enteroaggregative and cytodetaching Escherichia coli (EAggEC and CDEC, respectively) strains demonstrated that some strains could induce macrophage cell death accompanied by release of lactate dehydrogenase...

journal_title：Infection and immunity

authors： Fernandez-Prada C,Tall BD,Elliott SE,Hoover DL,Nataro JP,Venkatesan MM

更新日期：1998-08-01 00:00:00

abstract：:Amastigotes obtained from spleens of mice infected with different strains of Trypanosoma cruzi were examined for their ability to invade macrophages and L929 cells and to initiate infection in mice. Both types of cells were readily invaded by organisms of the strains Y, MR, and Tulahuen. Organisms of the CL strain wer...

journal_title：Infection and immunity

authors： McCabe RE,Remington JS,Araujo FG

更新日期：1984-11-01 00:00:00

abstract：:Pulmonary washings from rabbits were freed of cells and added to the monolayers of homologous alveolar macrophages (AM). At 1 h after incubation with the pulmonary washings, many more cells adhered to glass, spread out, and showed enhanced Nitro Blue Tetrazolium reduction. The maximal effect of the pulmonary washings ...

journal_title：Infection and immunity

authors： Ando M,Suga M,Shima K,Sugimoto M,Tokuomi H

更新日期：1978-05-01 00:00:00

abstract：:We investigated a possible cause-and-effect relationship between sensitization against Actinomyces viscosus Nyl and destructive periodontal disease in RIC-Sprague-Dawley rats. Germfree rats (66) were either immunized with A. viscosus Nyl (day 20) or orally infected with A. viscosus Nyl (days 38 and 39) or both. We mea...

journal_title：Infection and immunity

authors： Burckhardt JJ,Gaegauf-Zollinger R,Schmid R,Guggenheim B

更新日期：1981-03-01 00:00:00

abstract：:Strain superinfection occurs when a second pathogen strain infects a host already infected with a primary strain. The selective pressures that drive strain divergence, which underlies superinfection, and allow penetration of a new strain into a host population are critical knowledge gaps relevant to shifts in infectio...

journal_title：Infection and immunity

authors： Vallejo Esquerra E,Herndon DR,Alpirez Mendoza F,Mosqueda J,Palmer GH

更新日期：2014-12-01 00:00:00

abstract：:The present study was performed to examine whether Porphyromonas gingivalis fimbriae induce specifically a protein kinase-mediated phosphorylated protein that is involved in the mechanism of signal transduction. The fimbriae induced a 68-kDa phosphorylated protein (pp68) in a dose-dependent manner in mouse peritoneal ...

journal_title：Infection and immunity

authors： Murakami Y,Hanazawa S,Watanabe A,Naganuma K,Iwasaka H,Kawakami K,Kitano S

更新日期：1994-12-01 00:00:00

abstract：:Four pneumococcal genes (phtA, phtB, phtD, and phtE) encoding a novel family of homologous proteins (32 to 87% identity) were identified from the Streptococcus pneumoniae genomic sequence. These open reading frames were selected as potential vaccine candidates based upon their possession of hydrophobic leader sequence...

journal_title：Infection and immunity

authors： Adamou JE,Heinrichs JH,Erwin AL,Walsh W,Gayle T,Dormitzer M,Dagan R,Brewah YA,Barren P,Lathigra R,Langermann S,Koenig S,Johnson S

更新日期：2001-02-01 00:00:00

abstract：:It is proposed that binding of oral streptococci to saliva-coated hydroxylapatite (SHA) surfaces is a multifactorial process involving both specific and nonspecific receptors. In this context, specific binding is described as a high-affinity, saturable interaction between the cell and binding surface. Conversely, nons...

journal_title：Infection and immunity

authors： Staat RH,Peyton JC

更新日期：1984-06-01 00:00:00

abstract：:Human plasma was bactericidal for small numbers of Klebsiella pneumoniae, but larger numbers grew slowly over a period of 24 h. Human polymorphs in a clot of autologous plasma had a bacteriostatic effect on relatively large numbers of bacteria for up to 24 h and were much more effective than plasma alone. The bacteric...

journal_title：Infection and immunity

authors： Ward CG,Hammond JS,Bullen JJ

更新日期：1986-03-01 00:00:00

abstract：:Protective immunity against tuberculosis is considered to be essentially cell mediated, and an important role for CD8(+) T lymphocytes has been suggested by several studies of murine and human infections. The present work, using an experimental model of infection with Mycobacterium bovis in cattle, showed that live M....

journal_title：Infection and immunity

authors： Liébana E,Girvin RM,Welsh M,Neill SD,Pollock JM

更新日期：1999-03-01 00:00:00