Cloning and expression of the dnaK gene of Campylobacter jejuni and antigenicity of heat shock protein 70.

abstract：:Neutrophil extracellular traps (NETs) are produced by neutrophils as an innate immune defense mechanism to trap and kill microbial pathogens. NETs are comprised of ejected chromatin that forms a lattice structure enmeshed with numerous antimicrobial proteins. In addition to forming the structural backbone of NETs, ext...

journal_title：Infection and immunity

authors： Wilton M,Halverson TWR,Charron-Mazenod L,Parkins MD,Lewenza S

更新日期：2018-08-22 00:00:00

abstract：:In the present investigation we studied the nature of a Shigella flexneri O antigen, the type III antigen. No structural entity has yet been attributed to this antigen. Phenol-water-extracted lipopolysaccharides (LPSs) from all S. flexneri serotypes possessing either group 6 antigen or both type III antigen and group ...

journal_title：Infection and immunity

authors： Carlin NI,Wehler T,Lindberg AA

更新日期：1986-07-01 00:00:00

abstract：:Bordetella dermonecrotizing toxin (DNT) stimulates the assembly of actin stress fibers and focal adhesions by deamidating Gln63 of the small GTPase Rho. To clarify the functional and structural organization of DNT, we cloned and sequenced the DNT gene and examined the functions of various DNT mutants. Our analyses of ...

journal_title：Infection and immunity

authors： Kashimoto T,Katahira J,Cornejo WR,Masuda M,Fukuoh A,Matsuzawa T,Ohnishi T,Horiguchi Y

更新日期：1999-08-01 00:00:00

abstract：:Assembly of adherent biofilms is the key mechanism involved in Staphylococcus epidermidis virulence during device-associated infections. Aside from polysaccharide intercellular adhesin (PIA), the accumulation-associated protein Aap and the extracellular matrix binding protein Embp act as intercellular adhesins, mediat...

journal_title：Infection and immunity

authors： Schommer NN,Christner M,Hentschke M,Ruckdeschel K,Aepfelbacher M,Rohde H

更新日期：2011-06-01 00:00:00

abstract：:In this study, the efficacy of bactericidal/permeability-increasing protein (BPI) was assessed in a rat model of chronic otitis media with effusion. BPI injection prevented disturbance of the mucociliary clearance system of the middle ear. Hence, it is postulated that BPI can be a new therapy for chronic otitis media ...

journal_title：Infection and immunity

authors： Nell MJ,Koerten HK,Grote JJ

更新日期：2000-05-01 00:00:00

abstract：:It is not clear how the host initially recognizes and responds to infection by gram-negative pathogenic Brucella spp. It was previously shown (D. S. Weiss, B. Raupach, K. Takeda, S. Akira, and A. Zychlinsky, J. Immunol. 172:4463-4469, 2004) that the early macrophage response against gram-negative bacteria is mediated ...

journal_title：Infection and immunity

authors： Weiss DS,Takeda K,Akira S,Zychlinsky A,Moreno E

更新日期：2005-08-01 00:00:00

abstract：:Differences in molecular composition of lipopolysaccharides (LPS) between serum-sensitive (S) clinical isolates of Escherichia coli and serum-resistant (R) clones derived by serial passage in serum were demonstrated to determine sensitivity or resistance to killing by normal human serum (NHS). LPS from R clones had a ...

journal_title：Infection and immunity

authors： Porat R,Johns MA,McCabe WR

更新日期：1987-02-01 00:00:00

abstract：:Escherichia coli O45 isolates associated with swine postweaning diarrhea in Québec were characterized with respect to virulence determinants genetically and investigated for their attaching and effacing (A/E) activities by experimental inoculation of gnotobiotic piglets and by the HEp-2 cell adherence assay. All of 32...

journal_title：Infection and immunity

authors： Zhu C,Harel J,Jacques M,Desautels C,Donnenberg MS,Beaudry M,Fairbrother JM

更新日期：1994-10-01 00:00:00

abstract：:Exoenzyme Y (ExoY) is a type III secretion system effector found in 90% of the Pseudomonas aeruginosa isolates. Although it is known that ExoY is a soluble nucleotidyl cyclase that increases the cytoplasmic levels of nucleoside 3',5'-cyclic monophosphates (cNMPs) to mediate endothelial Tau phosphorylation and permeabi...

journal_title：Infection and immunity

authors： He C,Zhou Y,Liu F,Liu H,Tan H,Jin S,Wu W,Ge B

更新日期：2017-08-18 00:00:00

abstract：:Nontypeable Haemophilus influenzae (NTHi) is a common cause of otitis media and respiratory tract infections. Outer membrane proteins (OMP) and lipooligosaccharide (LOS) are major surface antigens of NTHi and potential vaccine candidates. De-O-acylated LOS (dLOS) or oligosaccharide (OS) was coupled to total OMP to for...

journal_title：Infection and immunity

authors： Wu TH,Gu XX

更新日期：1999-10-01 00:00:00

abstract：:Neisseria gonorrhoeae is the causative agent of the sexually transmitted disease gonorrhea, and infection with this organism is typically associated with an intense inflammatory response. In many individuals, however, the infection is asymptomatic and can progress to serious secondary complications. The type IV pili o...

journal_title：Infection and immunity

authors： Plant LJ,Jonsson AB

更新日期：2006-01-01 00:00:00

abstract：:The intestinal mucosa forms the first line of defense against infections mediated by enteric pathogens such as salmonellae. Here we exploited intestinal "organoids" (iHOs) generated from human induced pluripotent stem cells (hIPSCs) to explore the interaction of Salmonella enterica serovar Typhimurium with iHOs. Imagi...

journal_title：Infection and immunity

authors： Forbester JL,Goulding D,Vallier L,Hannan N,Hale C,Pickard D,Mukhopadhyay S,Dougan G

更新日期：2015-07-01 00:00:00

abstract：:Infection of CFW mice with Trichinella spiralis induced a state of relative unresponsiveness to passive cutaneous anaphylaxis (PCA) induced with hen egg albumin and its corresponding antibodies. The unresponsiveness was to PCA produced either with immunoglobulin G1 (IgG1) or IgE type of antibodies, but was more pronou...

journal_title：Infection and immunity

authors： Munoz JJ,Cole RL

更新日期：1977-01-01 00:00:00

abstract：:In this study we investigated the mucosal and systemic responses to two T-cell-independent polysaccharides, a serogroup f polysaccharide (formed of rhamnose glucose polymers [RGPs]) from Streptococcus mutans OMZ 175 and a mannan from Saccharomyces cerevisiae, covalently conjugated either to a linear peptide (peptide 3...

journal_title：Infection and immunity

authors： Lett E,Klopfenstein C,Klein JP,Schöller M,Wachsmann D

更新日期：1995-07-01 00:00:00

abstract：:Chronic Helicobacter pylori infection is associated with mucosal inflammation. The aim of the present study was to assess human neutrophil and monocyte activation by H. pylori strains obtained from patients with different clinical presentations. Bacterial sonicates from 12 strains were used to stimulate phagocyte upre...

journal_title：Infection and immunity

authors： Hansen PS,Go MF,Varming K,Andersen LP,Genta RM,Graham DY,Nielsen H

更新日期：1999-06-01 00:00:00

abstract：:We have performed microarray hybridization studies on 40 clinical isolates from 12 common serovars within Salmonella enterica subspecies I to identify the conserved chromosomal gene pool. We were able to separate the core invariant portion of the genome by a novel mathematical approach using a decision tree based on g...

journal_title：Infection and immunity

authors： Anjum MF,Marooney C,Fookes M,Baker S,Dougan G,Ivens A,Woodward MJ

更新日期：2005-12-01 00:00:00

abstract：:EspC is an autotransporter protein secreted by enteropathogenic Escherichia coli (EPEC). The pathogenic role of EspC in EPEC infection is unknown. We have shown that the purified EspC produces enterotoxicity and cytotoxicity; for the latter effect, EspC must be internalized. However, the internalization mechanism is u...

journal_title：Infection and immunity

authors： Vidal JE,Navarro-García F

更新日期：2006-04-01 00:00:00

abstract：:The production and role of tumor necrosis factor alpha (TNF-alpha) in pneumococcal pneumonia were investigated in a mouse pneumonia model. When approximately 10(6) CFU of Streptococcus pneumoniae TUM19 were used to inoculate CBA/J mice intranasally, TNF-alpha levels in the lungs and serum began to increase from 1 and ...

journal_title：Infection and immunity

authors： Takashima K,Tateda K,Matsumoto T,Iizawa Y,Nakao M,Yamaguchi K

更新日期：1997-01-01 00:00:00

abstract：:Results from studies using mice deficient in specific complement factors and clinical data on patients with an inherited deficiency of the classical complement pathway component C2 suggest that the classical pathway is vital for immunity to Streptococcus pneumoniae. However, the consequences of defects in classical pa...

journal_title：Infection and immunity

authors： Yuste J,Sen A,Truedsson L,Jönsson G,Tay LS,Hyams C,Baxendale HE,Goldblatt F,Botto M,Brown JS

更新日期：2008-08-01 00:00:00

abstract：:This study was undertaken to determine the sequence of events in the microenvironment of the intestinal tract that culminate in the symptoms of cholera and to attempt to define more clearly the mechanisms involved in antibacterial immunity. The extent to which mucus occurs in the normal intestine of rabbits and the ap...

journal_title：Infection and immunity

authors： Schrank GD,Verwey WF

更新日期：1976-01-01 00:00:00

abstract：:The enterotoxin of Shigella dysenteriae I produces fluid and electrolyte secretion in the rabbit ileum. These present studies were designed to evaluate nonelectrolyte transport in rabbit ileal mucosa exposed to Shigella enterotoxin. Both 10 mM galactose and 5 mM L-alanine absorptions were significantly impaired in ent...

journal_title：Infection and immunity

authors： Binder HJ,Whiting DS

更新日期：1977-05-01 00:00:00

abstract：:Despite effective antimicrobial chemotherapy, control of Chlamydia trachomatis urogenital infection will likely require a vaccine. We have assessed the protective effect of an outer membrane protein-based vaccine by using a murine model of chlamydial genital infection. Female mice were first vaccinated with Chlamydia ...

journal_title：Infection and immunity

authors： Farris CM,Morrison SG,Morrison RP

更新日期：2010-10-01 00:00:00

abstract：:Modulation of cytosolic (intracellular) Ca(2+) concentration (Ca(i)) may be an important host response when airway epithelial cells are exposed to Pseudomonas aeruginosa. We measured Ca(i) in Calu-3 cells exposed from the apical or basolateral surface to cytotoxic and noncytotoxic strains of P. aeruginosa. Apical addi...

journal_title：Infection and immunity

authors： Jacob T,Lee RJ,Engel JN,Machen TE

更新日期：2002-11-01 00:00:00

abstract：:Endocarditis was induced in the rabbit by the placement of a polyethylene catheter in the right heart. The catheter was filled with stable L-phase variants of Staphylococcus aureus to determine if the variant form would colonize the damaged endocardium and produce further tissue injury similar to that produced by the ...

journal_title：Infection and immunity

authors： Linnemann CC Jr,Watanakunakorn C,Bakie C

更新日期：1973-05-01 00:00:00

abstract：:Acquisition of immunity to Plasmodium falciparum sexual stages is a key determinant for reducing human-mosquito transmission by preventing the fertilization and the development of the parasite in the mosquito midgut. Naturally acquired immunity against sexual stages may therefore form the basis for the development of ...

journal_title：Infection and immunity

authors： Ouédraogo AL,Roeffen W,Luty AJ,de Vlas SJ,Nebie I,Ilboudo-Sanogo E,Cuzin-Ouattara N,Teleen K,Tiono AB,Sirima SB,Verhave JP,Bousema T,Sauerwein R

更新日期：2011-12-01 00:00:00

abstract：:During the recent bioterrorism-related outbreaks, inhalational anthrax had a 45% mortality in spite of appropriate antimicrobial therapy, underscoring the need for better adjuvant therapies. The variable latency between exposure and development of disease suggests an important role for the host's innate immune respons...

journal_title：Infection and immunity

authors： Gold JA,Hoshino Y,Hoshino S,Jones MB,Nolan A,Weiden MD

更新日期：2004-03-01 00:00:00

abstract：:The epitope specificities of 13 hybridomas secreting monoclonal antibodies (MAbs) specific for pertussis toxin (PT) is described. Hybridoma lines were derived by the fusion of spleen cells from mice immunized with native PT, Formalin-detoxified PT, or isolated PT subunits (S1 to S5) with the myeloma line X63-Ag8.653. ...

journal_title：Infection and immunity

authors： Lang AB,Ganss MT,Cryz SJ Jr

更新日期：1989-09-01 00:00:00

abstract：:3-O-methylmannose isolated from Coccidioides immitis was characterized by gas chromatographic comparison of derivatives with those of synthetic 3-O-methylmannose. Gas chromatographic behavior of three derivatives of the natural and synthetic sugars was identical. ...

journal_title：Infection and immunity

authors： Porter JF,Scheer ER,Wheat RW

更新日期：1971-11-01 00:00:00

abstract：:Direct instillation of coxsackievirus B1 into the gastrointestinal tracts of albino mice caused viremia in more than 85% of the animals within 1 day. In pregnant mice infected early in gestation (7 days), the geometric mean titer of virus in the blood was lower (P = 0.02) and the duration of viremia was shorter (P = 0...

journal_title：Infection and immunity

authors： Modlin JF,Crumpacker CS

更新日期：1982-07-01 00:00:00

abstract：:Clostridium piliforme induces enterohepatic disease in many domestic and laboratory animal species. Susceptibility to infection is known to vary with the immune status and strain of the host, but little is known about specific immune mechanisms that regulate this disease. To evaluate host control of C. piliforme infec...

journal_title：Infection and immunity

authors： Van Andel RA,Hook RR Jr,Franklin CL,Besch-Williford CL,Riley LK

更新日期：1998-10-01 00:00:00