Antibody Response to Bacterial Antigens: Characteristics of Antibody Response to Somatic Antigens of Salmonella typhimurium.

abstract：:The expression of the Shigella flexneri chromosomal aerobactin genes during growth of the bacterium within tissue culture cells was assayed. During intracellular growth, aerobactin promoter activity was repressed relative to the level observed in bacteria grown extracellularly, even when the bacteria had been starved ...

journal_title：Infection and immunity

authors： Headley V,Hong M,Galko M,Payne SM

更新日期：1997-02-01 00:00:00

abstract：:Interactions between bacteria and salivary components are thought to be important in the establishment and ecology of the oral microflora. alpha-Amylase, the predominant salivary enzyme in humans, binds to Streptococcus gordonii, a primary colonizer of the tooth. Previous studies have implicated this interaction in ad...

journal_title：Infection and immunity

authors： Rogers JD,Palmer RJ Jr,Kolenbrander PE,Scannapieco FA

更新日期：2001-11-01 00:00:00

abstract：:In a previous report (Y. Ohmori, S. Hanazawa, S. Amano, T. Miyoshi, K. Hirose, and S. Kitano, infect. Immun. 55:947-954, 1987), we showed that human gingival fibroblasts spontaneously produce thymocyte-activating factor (FTAF), which stimulates mitogen-induced thymocyte proliferation. In the present study, we examined...

journal_title：Infection and immunity

authors： Hanazawa S,Hirose K,Ohmori Y,Amano S,Kitano S

更新日期：1988-01-01 00:00:00

abstract：:Intracellular growth of Legionella pneumophila occurs in a replication vacuole constructed by host proteins that regulate vesicular traffic from the host endoplasmic reticulum (ER). This process is promoted by a combination of approximately 300 Icm/Dot translocated substrates (IDTS). One of these proteins, Ceg9, was p...

journal_title：Infection and immunity

authors： Haenssler E,Ramabhadran V,Murphy CS,Heidtman MI,Isberg RR

更新日期：2015-09-01 00:00:00

abstract：:In Shigella flexneri a 220-kilobase plasmid encodes the ability to invade nonprofessional phagocytes by a mechanism similar to phagocytosis. In this report, the continuous macrophage cell line J774 was used to study the intracellular fate of both invasive and noninvasive strains. pWR100, the virulence plasmid of S. fl...

journal_title：Infection and immunity

authors： Clerc PL,Ryter A,Mounier J,Sansonetti PJ

更新日期：1987-03-01 00:00:00

abstract：:Protozoan parasites of the genus Leishmania exist as obligatory intracellular amastigotes and invade macrophages and Langerhans cells, the dendritic cells of the skin. Langerhans cells are much more efficient in presenting Leishmania major antigen to T cells than macrophages are and have the unique ability to retain p...

journal_title：Infection and immunity

authors： Flohé S,Lang T,Moll H

更新日期：1997-08-01 00:00:00

abstract：:Streptococcus mutans Ingbritt was grown anaerobically in a chemostat, at a rate (mean generation time, 13 h) similar to that in dental plaque, in a complex medium with excess glucose and at pH values of 6.5, 6.0, and 5.5. The yield of cells was constant at pH 6.5 and 6.0 (2.00 mg/ml) but fell to 1.25 at pH 5.5; Y(gluc...

journal_title：Infection and immunity

authors： Hamilton IR,Ellwood DC

更新日期：1978-02-01 00:00:00

abstract：:Intravenous injection of rat anti-mouse gamma interferon (IFN-gamma) monoclonal antibody as well as rabbit anti-mouse tumor necrosis factor (TNF) antibody into mice which had received a sublethal infection with Listeria monocytogenes cells resulted in acceleration of listeriosis. Endogenous IFN-gamma seemed to be prod...

journal_title：Infection and immunity

authors： Nakane A,Minagawa T,Kohanawa M,Chen Y,Sato H,Moriyama M,Tsuruoka N

更新日期：1989-11-01 00:00:00

abstract：:An LT-B-ST (LT-B/ST) fusion peptide was constructed by genetically joining the 5' terminus of a synthetic gene coding for the heat-stable enterotoxin (ST) of Escherichia coli to the 3' terminus of the gene coding for the binding subunit of the heat-labile enterotoxin (LT-B) of E. coli. An eight-amino-acid, proline-con...

journal_title：Infection and immunity

authors： Cárdenas L,Clements JD

更新日期：1993-11-01 00:00:00

abstract：:Aspergillus species are saprophytic molds causing life-threatening invasive fungal infections in the immunocompromised host. Innate immune recognition, in particular, the mechanisms of opsonization and complement activation, has been reported to be an integral part of the defense against fungi. We have shown that the ...

journal_title：Infection and immunity

authors： Bidula S,Kenawy H,Ali YM,Sexton D,Schwaeble WJ,Schelenz S

更新日期：2013-05-01 00:00:00

abstract：:A comparison of viral-induced unresponsiveness of phytohemagglutinin (PHA)-induced deoxyribonucleic acid (DNA) synthesis of mouse lymphocytes was made by culturing the cells under identical conditions in the presence of HEPES buffer in a humid-air atmosphere. The degree of PHA-induced DNA synthesis was found to vary, ...

journal_title：Infection and immunity

authors： Rogers HJ

更新日期：1973-03-01 00:00:00

abstract：:Bacillus cereus causes exotoxin-mediated diarrheal food poisoning. Hemolysin BL (HBL) is a well-characterized B. cereus toxin composed of three components (B, L1, and L2) that together possess hemolytic, cytotoxic, dermonecrotic, and vascular permeability activities. Here, we show that HBL causes fluid accumulation in...

journal_title：Infection and immunity

authors： Beecher DJ,Schoeni JL,Wong AC

更新日期：1995-11-01 00:00:00

abstract：:Iron is an important element for the growth of microorganisms as well as in the defense of the host by serving as a catalyst for the generation of free radicals via the Fenton/Haber-Weiss reactions. The iron transporter natural resistance-associated macrophage protein 1 (Nramp1) confers resistance to the growth of a v...

journal_title：Infection and immunity

authors： Zhong W,Lafuse WP,Zwilling BS

更新日期：2001-11-01 00:00:00

abstract：:Vesicular stomatitis virus (Indiana strain) will only grow in T lymphocytes which have been stimulated to undergo cell division. Evidence is presented that a considerable enrichment of the vesicular stomatitis virus-replicating T cells may be accomplished in the mouse spleen by passing the spleen cells over glass wool...

journal_title：Infection and immunity

authors： Webb DR,Munshi S,Banerjee AK

更新日期：1981-04-01 00:00:00

abstract：:In malarial infections of primates, the spleen has been shown to modulate parasite antigen expression on the surfaces of infected erythrocytes. The processes affected include cytoadherence, which is central to the pathophysiology of severe falciparum malaria, and the related phenomenon of rosette formation. In this st...

journal_title：Infection and immunity

authors： Ho M,Bannister LH,Looareesuwan S,Suntharasamai P

更新日期：1992-06-01 00:00:00

abstract：:We investigated the effect of a pH 4-treated human immunoglobulin preparation for intravenous use (pH4-G) on the production of tumor necrosis factor alpha (TNF-alpha) in vivo. The level of TNF-alpha in the sera of rabbits receiving pH4-G before lipopolysaccharide (LPS) injection was lower than that in rabbits receivin...

journal_title：Infection and immunity

authors： Shimozato T,Iwata M,Tamura N

更新日期：1990-05-01 00:00:00

abstract：:A model of invasive Haemophilus influenzae type b disease in rats was used to compare the net in vivo and in vitro multiplication rates of this bacterium. In both the blood of rats and in vitro cultures (fresh rat blood or enriched broth) there was an exponential increase in the number of CFU per milliliter with calcu...

journal_title：Infection and immunity

authors： Rubin LG

更新日期：1986-06-01 00:00:00

abstract：:The method of Garra and Baygorria, for localized antibody production, has been adapted for obtaining high-titered and monospecific antibodies against the murine toxin of Yersinia pestis. A hollow, perforated plastic golf ball surgically implanted under the skin of rabbits induced the formation of a granuloma. When the...

journal_title：Infection and immunity

authors： Hillam RP,Tengerdy RP,Brown GL

更新日期：1974-09-01 00:00:00

abstract：:Serotype b-specific polysaccharide antigen (SPA) was extracted from whole cells of Actinobacillus actinomycetemcomitans Y4 by autoclaving and purified by chromatography on DEAE-Sephadex A-25 and Sephacryl S-300. SPA induced the release of monocyte and leukocyte chemotactic factors by human monocytes. Polymyxin B had a...

journal_title：Infection and immunity

authors： Yamaguchi N,Yamashita Y,Ikeda D,Koga T

更新日期：1996-07-01 00:00:00

abstract：:Mycobacterium leprae are killed by myeloperoxidase (or eosinophil peroxidase), H2O2, and a halide, thus suggesting a mechanism for their destruction by peroxidase-containing phagocytes. ...

journal_title：Infection and immunity

authors： Klebanoff SJ,Shepard CC

更新日期：1984-05-01 00:00:00

abstract：:Intestinal epithelial activation of nuclear factor kappa B (NF-κB) exerts both detrimental and beneficial functions in response to various luminal insults, including ones associated with mucosa-associated pathogens. Gastrointestinal infection with enteropathogenic Escherichia coli (EPEC) causes severe injuries in epit...

journal_title：Infection and immunity

authors： Choi HJ,Kim J,Do KH,Park SH,Moon Y

更新日期：2013-06-01 00:00:00

abstract：:Polyamines such as putrescine, spermidine, and cadaverine are small, polycationic molecules that are required for optimal growth in all cells. The intracellular concentrations of these molecules are maintained by de novo synthesis and transport pathways. The human pathogen Streptococcus pneumoniae possesses a putative...

journal_title：Infection and immunity

authors： Ware D,Jiang Y,Lin W,Swiatlo E

更新日期：2006-01-01 00:00:00

abstract：:Humans are the sole reservoir of Neisseria gonorrhoeae, an organism which undergoes a marked increase in metabolic rate after exposure to a low-molecular-weight, heat-stable component(s) of human serum. Further studies on the effect of serum on gonococcal metabolism were undertaken. Gonococcal broth (GCB) is commonly ...

journal_title：Infection and immunity

authors： Britigan BE,Chai Y,Cohen MS

更新日期：1985-12-01 00:00:00

abstract：:The short-term kinetics of fluoride uptake by cells from 20- to 22-h cultures of Streptococcus mutans strain 6715 were studied using rapid filtration and centrifugation techniques. Saline-suspended organisms were diluted with fluoride-containing solutions buffered at four different pH values (2.0, 4.0, 5.5, and 8.2). ...

journal_title：Infection and immunity

authors： Whitford GM,Schuster GS,Pashley DH,Venkateswarlu P

更新日期：1977-12-01 00:00:00

abstract：:A cytoplasmic 75-kDa immunogen from Chlamydia trachomatis serovar L2 has previously been characterized as being similar to the Escherichia coli heat shock protein DnaK. We have localized a linear epitope for one monoclonal antibody specific for C. trachomatis DnaK. By use of a recombinant DNA technique, the epitope wa...

journal_title：Infection and immunity

authors： Birkelund S,Larsen B,Holm A,Lundemose AG,Christiansen G

更新日期：1994-05-01 00:00:00

abstract：:Trypanosoma cruzi species is categorized into six discrete typing units (TcI to TcVI) of which TcI is most abundantly noted in the sylvatic transmission cycle and considered the major cause of human disease. In our study, the TcI strains Colombiana (COL), SylvioX10/4 (SYL), and a cultured clone (TCC) exhibited differe...

journal_title：Infection and immunity

authors： Zago MP,Hosakote YM,Koo SJ,Dhiman M,Piñeyro MD,Parodi-Talice A,Basombrio MA,Robello C,Garg NJ

更新日期：2016-05-24 00:00:00

abstract：:Virulent strains of Pseudomonas aeruginosa are either of a nonmucoid, lipopolysaccharide (LPS)-smooth or mucoid, LPS-rough phenotype, and immunity to these different variants is efficiently mediated by antibodies specific to O antigens or mucoid exopolysaccharide (also called alginate), respectively. In addition to O ...

journal_title：Infection and immunity

authors： Hatano K,Goldberg JB,Pier GB

更新日期：1995-01-01 00:00:00

abstract：:Protective immunity against pulmonary tuberculosis (TB) is characterized by the formation in the lungs of granulomas consisting of macrophages and activated T cells producing tumor necrosis factor alpha and gamma interferon, both required for the activation of the phagocytes. In 90% of immunocompetent humans, this res...

journal_title：Infection and immunity

authors： Kaplan G,Post FA,Moreira AL,Wainwright H,Kreiswirth BN,Tanverdi M,Mathema B,Ramaswamy SV,Walther G,Steyn LM,Barry CE 3rd,Bekker LG

更新日期：2003-12-01 00:00:00

abstract：:The immune mechanism by which hamsters acquire resistance to infection with Treponema pertenue, the causative agent of frambesia, or yaws, has not been elucidated. Serum or cells (spleen or lymph node) obtained from hamsters resistant to frambesial infection were transferred to normal syngenic recipients, who are subs...

journal_title：Infection and immunity

authors： Schell RF,Le Frock JL,Babu JP

更新日期：1978-08-01 00:00:00

abstract：:Localized juvenile periodontosis is associated with a defect of neutrophil chemotaxis that is characterized by selective depletion of a surface protein with a molecular mass of 110 kDa (GP110). Data on partial characterization of GP110 suggest that it is a glycoprotein which is enriched in Lys, Glu, His, Leu, and Ala ...

journal_title：Infection and immunity

authors： Tripathi SC,Van Dyke TE

更新日期：1992-07-01 00:00:00