Campylobacter-Wolinella group organisms are the only oral bacteria that form arylsulfatase-active colonies on a synthetic indicator medium.

abstract：:Studies of meningococcal pathogenesis have been severely restricted due to the absence of an adequate animal model. Given the significance of iron in meningococcal pathogenesis, we developed a model of Neisseria meningitidis colonization in outbred adult mice that included daily administration of iron dextran. While r...

journal_title：Infection and immunity

authors： Yi K,Stephens DS,Stojiljkovic I

更新日期：2003-04-01 00:00:00

abstract：:Cells of the marine fish pathogen Vibrio anguillarum 775 harboring a plasmid associated with virulence can grow unaffected in the presence of iron-binding compounds such as transferrin. In contrast, the growth of isogenic plasmidless derivatives is inhibited by the presence of iron chelators. Radioactive from (55Fe3+)...

journal_title：Infection and immunity

authors： Crosa JH,Hodges LL

更新日期：1981-01-01 00:00:00

abstract：:A 30-amino-acid peptide corresponding to variable domain IV (VD IV) of the major outer membrane protein of Chlamydia trachomatis serovar E was conjugated to keyhole limpet hemocyanin (KLH) and used to immunize mice. The resulting antisera (anti-KLH-VD IV sera) recognized all 15 serovars of C. trachomatis when assayed ...

journal_title：Infection and immunity

authors： Cheng X,Pal S,de la Maza LM,Peterson EM

更新日期：1992-08-01 00:00:00

abstract：:The pH 6 antigen (Psa) of Yersinia pestis consists of fimbriae with adhesive properties of potential importance for the pathogenesis of plague, including pneumonic plague. The Psa fimbriae mediate bacterial binding to human alveolar epithelial cells. The Psa fimbriae bound mostly to one component present in the total ...

journal_title：Infection and immunity

authors： Galván EM,Chen H,Schifferli DM

更新日期：2007-03-01 00:00:00

abstract：:Recent studies have established the importance of neutrophils in innate resistance to Listeria monocytogenes infection in mice. The purpose of this study was to determine the importance of neutrophils in acquired resistance to L. monocytogenes infection. Previously immunized mice that were depleted of neutrophils by a...

journal_title：Infection and immunity

authors： Czuprynski CJ,Brown JF,Wagner RD,Steinberg H

更新日期：1994-11-01 00:00:00

abstract：:A family of high-molecular-weight (HMW) surface-exposed proteins important in the attachment of nontypeable Haemophilus influenzae (NTHi) to human epithelial cells was previously identified (J. W. St. Geme III, S. Falkow, and S. J. Barenkamp, Proc. Natl. Acad. Sci. USA 90:2875-2879, 1993). In the present investigation...

journal_title：Infection and immunity

authors： Bakaletz LO,Barenkamp SJ

更新日期：1994-10-01 00:00:00

abstract：:As reported elsewhere, an enterotoxigenic strain of Escherichia coli serotype O25:K98:NM was epidemiologically incriminated as the etiological agent in a shipboard outbreak of diarrheal illness. This enterotoxigenic E. coli strain and possibly other enteric isolates were found to produce heat-labile toxin and not heat...

journal_title：Infection and immunity

authors： Wachsmuth K,Wells J,Shipley P,Ryder R

更新日期：1979-06-01 00:00:00

abstract：:Molecular approaches to the rapid analysis of the serotyping antigens of Neisseria meningitidis, the class 2 and 3 outer membrane proteins (OMPs), were developed, evaluated, and used to study 12 antigenic variants of these proteins. A primer set for the polymerase chain reaction (PCR) amplification of the genes encodi...

journal_title：Infection and immunity

authors： Feavers IM,Suker J,McKenna AJ,Heath AB,Maiden MC

更新日期：1992-09-01 00:00:00

abstract：:Immunization of New Zealand White rabbits with purified visna virus elicited antibody activity demonstrated by passive hemagglutination (PHA), complement fixation (CF), and indirect immunofluorescent tests. The antibody activities of hyperimmune sera and Sephadex G-200 fractions of the sera were studied. It was found ...

journal_title：Infection and immunity

authors： Karl SC,Thormar H

更新日期：1971-12-01 00:00:00

abstract：:Exposure to bacterial superantigens such as staphylococcal enterotoxin B (SEB) leads to the induction of toxic shock syndrome which results in multiorgan failure, including liver damage. In the present study, we investigated the role of CD44 in SEB-induced liver injury. Injection of SEB into d-galactosamine-sensitized...

journal_title：Infection and immunity

authors： McKallip RJ,Fisher M,Gunthert U,Szakal AK,Nagarkatti PS,Nagarkatti M

更新日期：2005-01-01 00:00:00

abstract：:Gender is a significant factor in determining the susceptibility to and severity of pulmonary diseases in both humans and animals. Murine respiratory mycoplasmosis (MRM), due to Mycoplasma pulmonis infection, is an excellent animal model for evaluation of the role of various host factors on the development of acute or...

journal_title：Infection and immunity

authors： Yancey AL,Watson HL,Cartner SC,Simecka JW

更新日期：2001-05-01 00:00:00

abstract：:The immune response of humans and mice to temperature-specific, plasmid- or chromosome-encoded proteins of yersinia pestis and Yersinia enterocolitica was investigated by sodium dodecyl sulfate-polyacrylamide gel electrophoresis and Western blotting. Extracts from Y. pestis and Y. enterocolitica strains with and witho...

journal_title：Infection and immunity

authors： Mazza G,Karu AE,Kingsbury DT

更新日期：1985-06-01 00:00:00

abstract：:Depressed Th1 responses are a prominent feature of human tuberculosis, but an enhanced Th2 response has not been detected in peripheral blood T cells stimulated in vitro with Mycobacterium tuberculosis. In disease due to Mycobacterium leprae, Th2 cells predominate in tissue lesions of patients with extensive disease b...

journal_title：Infection and immunity

authors： Lin Y,Zhang M,Hofman FM,Gong J,Barnes PF

更新日期：1996-04-01 00:00:00

abstract：:Bovine sera for tissue culture use were shown to contain heterophil antigen of the Paul-Bunnell-Davidsohn type by immune adherence hemagglutination tests with sera from patients with infectious mononucleosis. The antibody titers observed were comparable to those determined by two other methods; i.e., the immune adhere...

journal_title：Infection and immunity

authors： Lennette ET,Henle G,Henle W,Horwitz CA

更新日期：1978-03-01 00:00:00

abstract：:Murine embryo fibroblasts (MEF) were found to secrete tumor necrosis factor (TNF) in response to stimulation with endotoxin. Endotoxin-induced TNF production by MEF was inhibited by cycloheximide. However, reversal of the effect of this inhibitor on protein synthesis results in TNF being secreted in amounts equivalent...

journal_title：Infection and immunity

authors： Havell EA,Rogerson BJ

更新日期：1993-05-01 00:00:00

abstract：:Periodontitis is a bacterium-induced chronic inflammation that destroys tissues that attach teeth to jaw bone. Pathologically excessive matrix metalloproteinase 8 (MMP-8) is among the key players in periodontal destruction by initiating type I collagen degradation. We studied MMP-8 in Porphyromonas gingivalis-induced ...

journal_title：Infection and immunity

authors： Kuula H,Salo T,Pirilä E,Tuomainen AM,Jauhiainen M,Uitto VJ,Tjäderhane L,Pussinen PJ,Sorsa T

更新日期：2009-02-01 00:00:00

abstract：:Killing of Salmonella minnesota and Salmonella typhimurium S and R strains in serum of nonimmune humans and guinea pigs was drastically reduced in the selective absence of C1q, C1r, Ca2+, C4, or C2, the components of the classical complement pathway. Binding of C1 and C1q to the S form and six different core-deficient...

journal_title：Infection and immunity

authors： Clas F,Loos M

更新日期：1982-09-01 00:00:00

abstract：:Culture filtrate from Mycobacterium tuberculosis contains protective antigens of relevance for the generation of a new antituberculosis vaccine. We have identified two previously uncharacterized M. tuberculosis proteins (TB7.3 and TB10.4) from the highly active low-mass fraction of culture filtrate. The molecules were...

journal_title：Infection and immunity

authors： Skjøt RL,Oettinger T,Rosenkrands I,Ravn P,Brock I,Jacobsen S,Andersen P

更新日期：2000-01-01 00:00:00

abstract：:Tularemia is caused by the Gram-negative bacterial pathogen Francisella tularensis Infection of macrophages and their subsequent death are believed to play important roles in the progression of disease. Because complement is a particularly effective opsonin for Francisella, we asked whether complement-dependent uptake...

journal_title：Infection and immunity

authors： Brock SR,Parmely MJ

更新日期：2017-09-20 00:00:00

abstract：:Nasopharyngeal colonization represents the initial interaction between Haemophilus influenzae and its human host. Factors that influence bacterial carriage likely affect transmission and incidence of infection. Therefore, we investigated host factors involved in limiting H. influenzae colonization in BALB/c mice, as c...

journal_title：Infection and immunity

authors： Zola TA,Lysenko ES,Weiser JN

更新日期：2009-08-01 00:00:00

abstract：:Human peripheral blood monocytes become apoptotic following phagocytosis of Staphylococcus aureus. In this study, we investigated the mechanisms involved in this phenomenon. Cells exposed to bacteria were examined for the surface expression of Fas and Fas ligand (FasL). The level of soluble form of FasL was also measu...

journal_title：Infection and immunity

authors： Baran J,Weglarczyk K,Mysiak M,Guzik K,Ernst M,Flad HD,Pryjma J

更新日期：2001-03-01 00:00:00

abstract：:Science has always been a competitive undertaking. Despite recognition of the benefits of cooperation and team science, reduced availability of funding and jobs has made science more competitive than ever. Here we consider the benefits of competition in providing incentives to scientists and the adverse effects of com...

journal_title：Infection and immunity

authors： Fang FC,Casadevall A

更新日期：2015-04-01 00:00:00

abstract：:Several viruses were categorized on the basis of their ability to spread from cell to contiguous cell and form plaques in the presence of antiviral antibody. Herpes simplex virus, cytomegalovirus, and vaccinia, measles, and foamy viruses were able to spread in the presence of neutralizing antibody, whereas coxsackievi...

journal_title：Infection and immunity

authors： Hooks JJ,Burns W,Hayashi K,Geis S,Notkins AL

更新日期：1976-11-01 00:00:00

abstract：:There is an emerging paradigm shift from coronary heart disease having a purely hereditary and nutritional causation to possibly having an infectious etiology. Recent epidemiological studies have shown a correlation between periodontal disease and coronary heart disease. However, to date, there is minimal information ...

journal_title：Infection and immunity

authors： Dorn BR,Dunn WA Jr,Progulske-Fox A

更新日期：1999-11-01 00:00:00

abstract：:Brucellosis is a costly disease of water buffaloes (Bubalus bubalis). Latent infections and prolonged incubation of the pathogen limit the efficacy of programs based on the eradication of infected animals. We exploited genetic selection for disease resistance as an approach to the control of water buffalo brucellosis....

journal_title：Infection and immunity

authors： Borriello G,Capparelli R,Bianco M,Fenizia D,Alfano F,Capuano F,Ercolini D,Parisi A,Roperto S,Iannelli D

更新日期：2006-04-01 00:00:00

abstract：:Endocarditis isolates of Enterococcus faecalis produced biofilm significantly more often than nonendocarditis isolates, and 39% of 79 versus 6% of 84 isolates produced strong biofilm (P < 0.0001). esp was not required, but its presence was associated with higher amounts of biofilm (P < 0.001). Mutants disrupted in dlt...

journal_title：Infection and immunity

authors： Mohamed JA,Huang W,Nallapareddy SR,Teng F,Murray BE

更新日期：2004-06-01 00:00:00

abstract：:The superoxide anion (O2-)-generating activity of guinea pig macrophages stimulated by wheat germ agglutinin (WGA), immune complexes, or phorbol myristate acetate (PMA) was studied after short- and long-term exposures of the cells to muramyl dipeptide (MDP) or lipopolysaccharide (LPS). Neither MDP nor LPS alone induce...

journal_title：Infection and immunity

authors： Yagawa K,Kaku M,Ichinose Y,Nagao S,Tanaka A,Tomoda A

更新日期：1984-07-01 00:00:00

abstract：:Bovine NK cells have recently been characterized and the present study describes the interaction between NK cells, antigen-presenting cells, and secreted mycobacterial proteins. Gamma interferon (IFN-gamma) production by NK cells was seen in approximately 30% of noninfected calves in response to the Mycobacterium tube...

journal_title：Infection and immunity

authors： Olsen I,Boysen P,Kulberg S,Hope JC,Jungersen G,Storset AK

更新日期：2005-09-01 00:00:00

abstract：:Strains of Corynebacterium ulcerans and Corynebacterium pseudotuberculosis (Corynebacterium ovis) were examined for the production of diphtheria toxin. A majority of C. ulcerans strains (25 of 37) and 1 C. pseudotuberculosis strain (1 of 14) gave a positive Elek test for diphtheria toxin, and for all strains but 1, pr...

journal_title：Infection and immunity

authors： Groman N,Schiller J,Russell J

更新日期：1984-08-01 00:00:00

abstract：:Mycoplasma gallisepticum is an avian respiratory and reproductive tract pathogen that has a significant economic impact on the poultry industry worldwide. Although membrane proteins of Mycoplasma spp. are thought to play crucial roles in host interactions, very few have had their biochemical function defined. In this ...

journal_title：Infection and immunity

authors： Yu Y,Zhang L,Chen Y,Li Y,Wang Z,Li G,Wang G,Xin J

更新日期：2019-08-21 00:00:00