Hamster (Mesocricetus auratus) enteritis caused by epithelial cell-invasive Escherichia coli.

abstract：:This study was carried out to determine the role of nitric oxide (NO) in Staphylococcus aureus infection in mice. NO production in spleen cell cultures was induced by heat-killed S. aureus. Expression of mRNA of the inducible isoform of NO synthase (iNOS) was induced in the spleens and kidneys of S. aureus-infected mi...

journal_title：Infection and immunity

authors： Sasaki S,Miura T,Nishikawa S,Yamada K,Hirasue M,Nakane A

更新日期：1998-03-01 00:00:00

abstract：:Mast cell-deficient W/Wv mice and their mast cell-sufficient littermates were given infections of Trichinella spiralis. W/Wv mice were slower than their littermates to expel adult T. spiralis. Repair of the mast cell deficiency of W/Wv mice by bone marrow grafting was accompanied by accelerated expulsion of T. spirali...

journal_title：Infection and immunity

authors： Ha TY,Reed ND,Crowle PK

更新日期：1983-07-01 00:00:00

abstract：:Bovine mastitis continues to be the most detrimental factor for profitable dairying. Recent research conducted within our laboratory has identified a genetic marker in the CXCR2 gene associated with mastitis susceptibility. The objective of the present study was to evaluate the migratory ability of neutrophils from co...

journal_title：Infection and immunity

authors： Rambeaud M,Pighetti GM

更新日期：2005-08-01 00:00:00

abstract：:Growing Streptococcus gordonii Spp+ phase variants, which have normal levels of glucosyltransferase (GTF) activity, use sucrose to promote their accumulation on surfaces by forming a cohesive bacterium-insoluble glucan polymer mass (BPM). Spp- phase variants, which have lower levels of GTF activity, do not form BPMs a...

journal_title：Infection and immunity

authors： Vickerman MM,Jones GW

更新日期：1992-10-01 00:00:00

abstract：:An extracellular cytolysin produced by Vibrio metschnikovii was purified by acid precipitation, phenyl-Sepharose CL-4B chromatography, and rechromatography on a phenyl-Sepharose CL-4B column and high-performance liquid chromatography on a Mono Q (anion-exchange) column. The purified cytolysin had a molecular weight of...

journal_title：Infection and immunity

authors： Miyake M,Honda T,Miwatani T

更新日期：1988-04-01 00:00:00

abstract：:Fibronectin binds to Streptococcus pyogenes, and this binding is inhibited by lipoteichoic acid (LTA). Previous studies have shown that LTA can be released from S. pyogenes by treatment with penicillin. Penicillin released LTA from both S. pyogenes and Staphylococcus aureus; however, the binding of fibronectin correla...

journal_title：Infection and immunity

authors： Nealon TJ,Beachey EH,Courtney HS,Simpson WA

更新日期：1986-02-01 00:00:00

abstract：:The adhesion of gram-positive bacteria to extracellular matrix (ECM) proteins is regarded as an important determinant of pathogenicity. A comparison of the adhesion of Streptococcus agalactiae strain O90R to different ECM proteins showed that the most pronounced binding could be observed for immobilized fibrinogen. To...

journal_title：Infection and immunity

authors： Spellerberg B,Rozdzinski E,Martin S,Weber-Heynemann J,Lütticken R

更新日期：2002-05-01 00:00:00

abstract：:The adherence and aggregation properties of 46 human oral Streptococcus salivarius isolates were examined. A total of 41% of the isolates aggregated with whole human saliva, 50% aggregated with human erythrocytes, and 85% adhered to human buccal epithelial cells. Strains that aggregated with saliva and erythrocytes us...

journal_title：Infection and immunity

authors： Weerkamp AH,McBride BC

更新日期：1980-08-01 00:00:00

abstract：:The effect of indomethacin on the net intestinal accumulation of fluid induced by Escherichia coli heat-stable (ST) enterotoxin in the infant mouse model was examined. Indomethacin, when administered with ST enterotoxin, caused a striking decrease in net intestinal fluid accumulation. This inhibition of ST activity wa...

journal_title：Infection and immunity

authors： Madsen GL,Knoop FC

更新日期：1978-10-01 00:00:00

abstract：:Previously, we reported that mutants of Legionella pneumophila lacking a type II secretion (T2S) system elicit higher levels of cytokines (e.g., interleukin-6 [IL-6]) following infection of U937 cells, a human macrophage-like cell line. We now show that this effect of T2S is also manifest upon infection of human THP-1...

journal_title：Infection and immunity

authors： Mallama CA,McCoy-Simandle K,Cianciotto NP

更新日期：2017-03-23 00:00:00

abstract：:Chlamydia trachomatis is a strict human pathogen producing infections that cause medically important chronic inflammatory diseases, such as blinding trachoma and tubal factor infertility. Isolates exist as serotypes that fall into distinct biologic and pathological groups corresponding to differences in infection tiss...

journal_title：Infection and immunity

authors： Carlson JH,Hughes S,Hogan D,Cieplak G,Sturdevant DE,McClarty G,Caldwell HD,Belland RJ

更新日期：2004-12-01 00:00:00

abstract：:We investigated the ability of two overlapping fragments of staphylococcal enterotoxin B (SEB), which encompass the whole toxin, to induce protection and also examined if passive transfer of chicken anti-SEB antibodies raised against the holotoxin could protect rhesus monkeys against aerosolized SEB. Although both fra...

journal_title：Infection and immunity

authors： LeClaire RD,Hunt RE,Bavari S

更新日期：2002-05-01 00:00:00

abstract：:Urinary tract infections (UTIs) are among the most common infectious diseases of humans, with Escherichia coli responsible for >80% of all cases. One extreme of UTI is asymptomatic bacteriuria (ABU), which occurs as an asymptomatic carrier state that resembles commensalism. To understand the evolution and molecular me...

journal_title：Infection and immunity

authors： Beatson SA,Ben Zakour NL,Totsika M,Forde BM,Watts RE,Mabbett AN,Szubert JM,Sarkar S,Phan MD,Peters KM,Petty NK,Alikhan NF,Sullivan MJ,Gawthorne JA,Stanton-Cook M,Nhu NT,Chong TM,Yin WF,Chan KG,Hancock V,Ussery DW

更新日期：2015-05-01 00:00:00

abstract：:Small-colony variants (SCVs) are slow-growing variants of human bacterial pathogens. They are associated with chronic persistent infections, and their biochemical identification and antimicrobial treatment are impaired by altered metabolic properties. To contribute to the understanding of SCV-mediated infections, we a...

journal_title：Infection and immunity

authors： Roggenkamp A,Hoffmann H,Hornef MW

更新日期：2004-04-01 00:00:00

abstract：:The selection of influenza B virus recombinants from plaques in bovine kidney cell monolayers is described. Two sets of recombinants were each derived from parents of high and low virulence for humans, respectively. Recombination frequency was apparently high, and reassortment of genes made it possible to obtain atten...

journal_title：Infection and immunity

authors： Beare AS,Sherwood JE,Callow KA,Craig JW

更新日期：1977-02-01 00:00:00

abstract：:HbhA of Mycobacterium tuberculosis is a multifunctional binding protein, binding to both sulfated sugars such as heparin and to human complement component C3. HbhA may therefore interact with host molecules and/or host cells during M. tuberculosis infection and play a role in the pathogenesis of this bacterium. The pu...

journal_title：Infection and immunity

authors： Mueller-Ortiz SL,Sepulveda E,Olsen MR,Jagannath C,Wanger AR,Norris SJ

更新日期：2002-12-01 00:00:00

abstract：:Whereas infections of macrophages by promastigote forms of Leishmania mexicana pifanoi induce the production of superoxide, infections by amastigotes barely induce superoxide production. Several approaches were employed to gain insight into the mechanism by which amastigotes avoid eliciting superoxide production. Firs...

journal_title：Infection and immunity

authors： Pham NK,Mouriz J,Kima PE

更新日期：2005-12-01 00:00:00

abstract：:Pseudomonas aeruginosa is a leading cause of hospital-acquired pneumonia and chronic lung infections in cystic fibrosis patients. Iron is essential for bacterial growth, and P. aeruginosa expresses multiple iron uptake systems, whose role in lung infection deserves further investigation. P. aeruginosa Fe(3+) uptake sy...

journal_title：Infection and immunity

authors： Minandri F,Imperi F,Frangipani E,Bonchi C,Visaggio D,Facchini M,Pasquali P,Bragonzi A,Visca P

更新日期：2016-07-21 00:00:00

abstract：:Piglets suckled by dams that had been vaccinated with K88 antigen were significantly more resistant to deaths caused by neonatal diarrhea after challenge with a large dose of a K88-positive enteropathogenic strain of Escherichia coli than piglets suckled by control dams. The factors most likely to be involved in prote...

journal_title：Infection and immunity

authors： Rutter JM,Jones GW,Brown GT,Burrows MR,Luther PD

更新日期：1976-03-01 00:00:00

abstract：:Treponema denticola is a cultivable oral spirochete which perturbs the cytoskeleton in cultured cells of oral origin, but intracellular signalling pathways by which it affects actin assembly are largely unknown. As the outer membrane (OM) of Treponema denticola disrupts actin-dependent processes that normally require ...

journal_title：Infection and immunity

authors： Ko KS,Glogauer M,McCulloch CA,Ellen RP

更新日期：1998-02-01 00:00:00

abstract：:The infection of HeLa 229 cells in monolayer culture with trachoma (B/TW-5/OT) and lymphogranuloma venereum (LGV) (L2/434/Bu) organism was studied in terms of two parameters: radioactivity counts of cell-associated tritium labeled organisms at the initial stage of inoculation for measurement of attachment, and inclusi...

journal_title：Infection and immunity

authors： Kuo CC,Grayston T

更新日期：1976-04-01 00:00:00

abstract：:Listeria monocytogenes colonized the gastrointestinal tract of adult germfree rats (10(10) to 10(11)/g, dry weight) within 24 h after oral exposure. Between 3 and 14 days after monoassociation, L. monocytogenes caused a self-limiting pseudomembranous colitis, bacteremia, and infection of the spleen and liver. Monoasso...

journal_title：Infection and immunity

authors： Czuprynski CJ,Balish E

更新日期：1981-04-01 00:00:00

abstract：:Invasive fungal infections represent an increasing problem associated with high mortality. The present study was undertaken to identify leukocyte subsets that are activated by hyphal fragments in a whole-human-blood model, as well as to examine the involvement of CD14 and Toll-like receptors (TLRs) in activation of mo...

journal_title：Infection and immunity

authors： Wang JE,Warris A,Ellingsen EA,Jørgensen PF,Flo TH,Espevik T,Solberg R,Verweij PE,Aasen AO

更新日期：2001-04-01 00:00:00

abstract：:Although recent evidence suggests that fibronectin may be involved in the attachment of treponemes to mammalian cells, its possible role in promoting phagocytosis of Treponema pallidum has not been investigated. In the present study, we examined the antibody-independent interactions of fibronectin, C1q, and human poly...

journal_title：Infection and immunity

authors： Baughn RE

更新日期：1986-11-01 00:00:00

abstract：:The rat middle ear and lung clearance model has been used to show that the nontypeable Haemophilus influenzae 26-kDa outer membrane protein OMP26 is highly efficacious as a mucosal immunogen, inducing significantly enhanced clearance in immunized rats upon direct challenge of these two anatomic sites. Similarly, the c...

journal_title：Infection and immunity

authors： Kyd JM,Cripps AW,Novotny LA,Bakaletz LO

更新日期：2003-08-01 00:00:00

abstract：:Brucella abortus and polyacrylic acid, two agents whose interferon-inducing capacity in the mouse has been well established, failed to stimulate circulating interferon production in rabbits, yet protected rabbits against local vaccinia virus infection. ...

journal_title：Infection and immunity

authors： De Clercq E,De Somer P

更新日期：1973-10-01 00:00:00

abstract：:Helicobacter pylori infection of the stomach causes an active immune response that includes stimulation of inducible nitric oxide (NO) synthase (iNOS) expression. Although NO can kill H. pylori, the bacterium persists indefinitely, suggesting that NO production is inadequate. We determined if the NO derived from iNOS ...

journal_title：Infection and immunity

authors： Chaturvedi R,Asim M,Lewis ND,Algood HM,Cover TL,Kim PY,Wilson KT

更新日期：2007-09-01 00:00:00

abstract：:Candida albicans is a ubiquitous mucosal commensal that is normally prevented from causing acute or chronic invasive disease. Neutrophils contribute to protection in oral infection but exacerbate vulvovaginal candidiasis. To dissect the role of neutrophils during mucosal candidiasis, we took advantage of a new, transp...

journal_title：Infection and immunity

authors： Gratacap RL,Scherer AK,Seman BG,Wheeler RT

更新日期：2017-08-18 00:00:00

abstract：:Immunoglobulin A (IgA) was prepared from samples of parotid saliva collected from two individuals over a 150-day period. Standardized solutions of the IgA were tested for agglutinating antibody activity against strains of streptococcus salivarius, S. sanguis, S. mitis, and S. mutans that had been isolated from a homol...

journal_title：Infection and immunity

authors： Bratthall D,Gibbons RJ

更新日期：1975-03-01 00:00:00

abstract：:Quorum-sensing systems are critical regulators of the expression of virulence factors of various organisms, including Pseudomonas aeruginosa. Las and Rhl are two major quorum-sensing components, and they are regulated by their corresponding autoinducers, N-3-oxododecanoyl homoserine lactone (3-oxo-C(12)-HSL) and N-but...

journal_title：Infection and immunity

authors： Tateda K,Ishii Y,Horikawa M,Matsumoto T,Miyairi S,Pechere JC,Standiford TJ,Ishiguro M,Yamaguchi K

更新日期：2003-10-01 00:00:00