Mapping of functional regions on the transferrin-binding protein (TfbA) of Actinobacillus pleuropneumoniae.

abstract：:Parasite antigens which bind to host cell molecules of approximately 32 and 34 kilodaltons (kDa) were identified in supernatant fluids obtained from axenic cultures of Trypanosoma cruzi. These parasite components were first detected in culture supernatants obtained after 2 weeks in culture. Immunoblot analysis of cult...

journal_title：Infection and immunity

authors： Davis CD,Kuhn RE

更新日期：1990-06-01 00:00:00

abstract：:Acid hydrolysates of the type-specific main (TM) antigen isolated from Leptospira kremastos strain Kyoto showed a considerable inhibition of complement fixation reaction between TM antigen and anti-strain Kyoto serum. A fraction of 2 N HCl hydrolysate containing exclusively a large amount of neutral sugars showed no i...

journal_title：Infection and immunity

authors： Adachi Y,Yanagawa R

更新日期：1975-06-01 00:00:00

abstract：:Schistosoma mansoni eggs produced by adult worms in the mesenteric vasculature become trapped in the liver, where they induce granulomatous lesions and strong immune responses. Infected individuals suffer from intestinal schistosomiasis (INT) in 90% of cases, whereas the remaining 10% present with severe hepatosplenic...

journal_title：Infection and immunity

authors： Manivannan B,Rawson P,Jordan TW,Secor WE,La Flamme AC

更新日期：2010-02-01 00:00:00

abstract：:Bioluminescent reporter assays have been widely used to study the effect of Toxoplasma gondii on host gene expression. In the present study, we extend these studies by engineering novel reporter cell lines containing a gamma-activated sequence (GAS) element driving firefly luciferase (FLUC). In RAW264.7 macrophages, T...

journal_title：Infection and immunity

authors： Olias P,Sibley LD

更新日期：2016-06-23 00:00:00

abstract：:Cells of the laboratory strain 3153A of Candida albicans can be stimulated to undergo high-frequency phenotypic switching by a low dose of UV. We have compared the adhesive properties of cells exhibiting the basic original smooth (o-smooth) phenotype and three switch phenotypes (star, irregular wrinkle, and revertant ...

journal_title：Infection and immunity

authors： Vargas K,Wertz PW,Drake D,Morrow B,Soll DR

更新日期：1994-04-01 00:00:00

abstract：:Streptococcus pneumoniae cell wall and pneumolysin are important contributors to pneumococcal pathogenicity in some animal models. To further explore these factors in middle ear inflammation caused by pneumococci, penicillin-induced inflammatory acceleration was studied by using three closely related pneumococcal stra...

journal_title：Infection and immunity

authors： Sato K,Quartey MK,Liebeler CL,Le CT,Giebink GS

更新日期：1996-04-01 00:00:00

abstract：:Current efforts to develop plague vaccines focus on LcrV, a polypeptide that resides at the tip of type III secretion needles. LcrV-specific antibodies block Yersinia pestis type III injection of Yop effectors into host immune cells, thereby enabling phagocytes to kill the invading pathogen. Earlier work reported that...

journal_title：Infection and immunity

authors： Miller NC,Quenee LE,Elli D,Ciletti NA,Schneewind O

更新日期：2012-04-01 00:00:00

abstract：:The yield of infectious Chlamydia trachomatis was analyzed in human (HeLa) and mouse (McCoy) cell lines treated with the human interferon (IFN) subtypes IFN-alpha A and IFN-alpha D, with their hybrids [IFN-alpha AD (BglII), IFN-alpha AD (PvuII), and IFN-alpha DA (BglII)] constructed in vitro from their expression plas...

journal_title：Infection and immunity

authors： de la Maza LM,Peterson EM,Goebel JM,Fennie CW,Czarniecki CW

更新日期：1985-03-01 00:00:00

abstract：:A mouse lacking CD28, a T-cell costimulatory molecule, and STAT6, a transcription factor that mediates interleukin-4 (IL-4) signaling, was developed from parental CD28- and STAT6-deficient mice. STAT6/CD28(-/-) BALB/c mice that were 8 weeks old had a normal phenotype, and IL-4 production was induced following infectio...

journal_title：Infection and immunity

authors： Liu Q,Arseculeratne C,Liu Z,Whitmire J,Grusby MJ,Finkelman FD,Darling TN,Cheever AW,Swearengen J,Urban JF,Gause WC

更新日期：2004-07-01 00:00:00

abstract：:Merozoite surface protein 2 (MSP2) is an abundant glycosylphosphatidylinositol (GPI)-anchored protein of Plasmodium falciparum, which is a potential component of a malaria vaccine. As all forms of MSP2 can be categorized into two allelic families, a vaccine containing two representative forms of MSP2 may overcome the ...

journal_title：Infection and immunity

authors： Adda CG,MacRaild CA,Reiling L,Wycherley K,Boyle MJ,Kienzle V,Masendycz P,Foley M,Beeson JG,Norton RS,Anders RF

更新日期：2012-12-01 00:00:00

abstract：:Isolates of Thermoplasma acidophilum were divided into serological groups based on immunodiffusion studies of solubilized-membrane preparations. ...

journal_title：Infection and immunity

authors： Bohlool BB,Brock TD

更新日期：1974-07-01 00:00:00

abstract：:Enterococcus faecalis strains are resident intestinal bacteria associated with invasive infections, inflammatory bowel diseases, and colon cancer. Although factors promoting E. faecalis colonization of intestines are not fully known, one implicated pathway is a phosphotransferase system (PTS) in E. faecalis strain OG1...

journal_title：Infection and immunity

authors： Fan TJ,Goeser L,Naziripour A,Redinbo MR,Hansen JJ

更新日期：2019-06-20 00:00:00

abstract：:Streptococcal pyrogenic exotoxin B (SpeB), a conserved cysteine protease expressed by virtually all Streptococcus pyogenes strains, has recently been shown to be an important virulence factor (S. Lukomski, S. Sreevatsan, C. Amberg, W. Reichardt, M. Woischnik, A. Podbielski, and J. M. Musser, J. Clin. Invest. 99:2574-2...

journal_title：Infection and immunity

authors： Lukomski S,Burns EH Jr,Wyde PR,Podbielski A,Rurangirwa J,Moore-Poveda DK,Musser JM

更新日期：1998-02-01 00:00:00

abstract：:P.69 pertactin (P.69 Prn), an adhesion molecule from the causative agent of pertussis, Bordetella pertussis, is present in cellular and most acellular vaccines that are currently used worldwide. Although both humoral immunity and cellular immunity directed against P.69 Prn have been implicated in protective immune mec...

journal_title：Infection and immunity

authors： Stenger RM,Poelen MC,Moret EE,Kuipers B,Bruijns SC,Hoogerhout P,Hijnen M,King AJ,Mooi FR,Boog CJ,van Els CA

更新日期：2009-02-01 00:00:00

abstract：:Salmonella enterica serovar Pullorum is worldwide a poultry pathogen of considerable economic importance, particularly in those countries with a developing poultry industry. In addition to the characteristic high mortality rates among young chicks, one of the features of Salmonella serovar Pullorum infection is that i...

journal_title：Infection and immunity

authors： Wigley P,Berchieri A Jr,Page KL,Smith AL,Barrow PA

更新日期：2001-12-01 00:00:00

abstract：:Chronic helminth infections are known to be associated with the modulation of antigen-specific T-cell responses. Strongyloides stercoralis infection is characterized by the downmodulation of antigen-specific Th1 and Th17 responses and the upregulation of Th2 and Th9 responses. Immune homeostasis is partially maintaine...

journal_title：Infection and immunity

authors： Rajamanickam A,Munisankar S,Dolla C,Nutman TB,Babu S

更新日期：2019-11-18 00:00:00

abstract：:Legionella pneumophila is a bacterial pathogen that thrives in alveolar macrophages, causing a severe pneumonia. The virulence of L. pneumophila depends on its Dot/Icm type IV secretion system (T4SS), which delivers more than 300 effector proteins into the host, where they rewire cellular signaling to establish a repl...

journal_title：Infection and immunity

authors： Schroeder GN,Aurass P,Oates CV,Tate EW,Hartland EL,Flieger A,Frankel G

更新日期：2015-10-01 00:00:00

abstract：:This study investigates the role of CD4+ T cells in host defense against cholera enterotoxin-induced diarrhea. Antitoxin immunoglobulin A formation and gut protection against cholera toxin (CT) following oral immunizations with CT were evaluated in normal mice and mice that had been depleted of CD4+ T cells by in vivo...

journal_title：Infection and immunity

authors： Hörnqvist E,Goldschmidt TJ,Holmdahl R,Lycke N

更新日期：1991-10-01 00:00:00

abstract：:Stools from a patient with antibiotic-associated colitis and cecal contents from a hamster with clindamycin-induced enterocolitis were compared in a cytotoxicity assay to determine common properties. Both specimens produced actinomorphic changes in human amnion cells at 10(-7) dilutions. The toxin was acid labile, hea...

journal_title：Infection and immunity

authors： Chang TW,Bartlett JG,Gorbach SL,Onderdonk AB

更新日期：1978-05-01 00:00:00

abstract：:Chlamydia trachomatis is an obligately intracellular bacterial parasite of eucaryotic cells that undergoes a biphasic life cycle within a parasitophorous vacuole (PV) called an inclusion. The parasitophorous vacuolar membrane (PVM) constitutes a barrier between the replicating bacteria and the nutrient-rich environmen...

journal_title：Infection and immunity

authors： Heinzen RA,Hackstadt T

更新日期：1997-03-01 00:00:00

abstract：:The intracellular protozoan Toxoplasma gondii is well known for its skill at invading and living within host cells. New discoveries are now also revealing the astounding ability of the parasite to inject effector proteins into the cytoplasm to seize control of the host cell. This review summarizes recent advances in o...

journal_title：Infection and immunity

authors： Denkers EY,Bzik DJ,Fox BA,Butcher BA

更新日期：2012-02-01 00:00:00

abstract：:Streptococcus mutans produces several enzymes which metabolize sucrose. Three glucosyltransferase genes (gtfB, gtfC, and gtfD) and a single fructosyltransferase gene (ftf) encode enzymes which are important in formation of exopolysaccharides. Mutants of S. mutans V403 carrying single and multiple mutations of the gtfB...

journal_title：Infection and immunity

authors： Munro C,Michalek SM,Macrina FL

更新日期：1991-07-01 00:00:00

abstract：:Interleukin-18 (IL-18) is a proinflammatory cytokine that plays an important role in natural killer cell activation and the T helper 1 (Th1) cell response, particularly in collaboration with IL-12. Since Th1 cells play a pivotal role in the host defense against infection with intracellular microbes, such as Leishmania...

journal_title：Infection and immunity

authors： Ohkusu K,Yoshimoto T,Takeda K,Ogura T,Kashiwamura S,Iwakura Y,Akira S,Okamura H,Nakanishi K

更新日期：2000-05-01 00:00:00

abstract：:Nontypeable Haemophilus influenzae (NTHI) is an important etiological agent of otitis media (OM) and of exacerbated chronic obstructive pulmonary diseases (COPD). Inflammation is a hallmark of both diseases. Interleukin-8 (IL-8), one of the important inflammatory mediators, is induced by NTHI and may play a significan...

journal_title：Infection and immunity

authors： Wang B,Cleary PP,Xu H,Li JD

更新日期：2003-10-01 00:00:00

abstract：:Thirty-one Kanagawa-positive and -negative Vibrio parahaemolyticus isolates from patient stools and seafood were examined for plasmid deoxyribonucleic acid content, culture characteristics, and indices of pathogenicity. No significant correlation was found between plasmid deoxyribonucleic acid contents and indices of ...

journal_title：Infection and immunity

authors： Twedt RM,Brown DF,Zink DL

更新日期：1981-07-01 00:00:00

abstract：:Previous passive antibody transfer experiments have indicated that immunity to a 46-kilodalton membrane glycoprotein (M-2) of Leishmania amazonensis may protect against infection with this parasite. In the studies described in this paper, we investigated the ability of the purified M-2 molecule to elicit a protective ...

journal_title：Infection and immunity

authors： Champsi J,McMahon-Pratt D

更新日期：1988-12-01 00:00:00

abstract：:A recombinant plasmid containing a 6.5-kb fragment of nontypeable Haemophilus influenzae (NTHI) chromosomal DNA was shown to confer a hemoglobin-haptoglobin-binding phenotype on Escherichia coli. Use of a mini-Tn10kan transposon for random insertion mutagenesis of this recombinant plasmid allowed localization of the N...

journal_title：Infection and immunity

authors： Maciver I,Latimer JL,Liem HH,Muller-Eberhard U,Hrkal Z,Hansen EJ

更新日期：1996-09-01 00:00:00

abstract：:Interferon regulatory factor 1-deficient (IRF-1(-/-)) mice infected with virulent Brucella abortus 2308 at 5 x 10(5) CFU developed acute hepatitis similar to many natural hosts but, unlike natural hosts, IRF-1(-/-) mice were unable to resolve infection and died. In contrast, IRF-1(-/-) mice survived when infected at 5...

journal_title：Infection and immunity

authors： Ko J,Gendron-Fitzpatrick A,Ficht TA,Splitter GA

更新日期：2002-12-01 00:00:00

abstract：:A 95-kDa protein was isolated from Staphylococcus saprophyticus 7108 grown on dialysis membranes placed on the surface of brain heart infusion agar. Strain CCM883 did not produce this protein. Ultrathin sections revealed the presence of very thin, tuftlike, 50- to 75-nm-long structures on the surface of strain 7108, w...

journal_title：Infection and immunity

authors： Gatermann S,Kreft B,Marre R,Wanner G

更新日期：1992-03-01 00:00:00

abstract：:Rickettsia prowazeki, pretreated with typhus immune human serum, readily infects, and grows in, chicken embryo cells in culture. This finding is similar to those of previous studies which showed that typhus rickettsiae, pretreated with immune serum, grow in cells of the yolk sac of embryonated hen eggs and in the cell...

journal_title：Infection and immunity

authors： Wisseman CL Jr,Waddell AD,Walsh WT

更新日期：1974-03-01 00:00:00