Predominant gram-positive bacteria in human feces: numbers, variety, and persistence.

abstract：:The glucosyltransferases (GTFs) of viridans streptococci, common pathogens of infective endocarditis, are extracellular proteins that convert sucrose into exopolysaccharides and glucans. GTFs B, C, and D of Streptococcus mutans are modulins that induce, in vitro and in vivo, the production of cytokines, in particular ...

journal_title：Infection and immunity

authors： Shun CT,Lu SY,Yeh CY,Chiang CP,Chia JS,Chen JY

更新日期：2005-06-01 00:00:00

abstract：:Inner ear dysfunction secondary to chronic otitis media (OM), including high-frequency sensorineural hearing loss or vertigo, is not uncommon. Although chronic middle ear inflammation is believed to cause inner ear dysfunction by entry of OM pathogen components or cytokines from the middle ear into the inner ear, the ...

journal_title：Infection and immunity

authors： Moon SK,Woo JI,Lee HY,Park R,Shimada J,Pan H,Gellibolian R,Lim DJ

更新日期：2007-07-01 00:00:00

abstract：:Legionnaires' disease is clinically manifested as severe pneumonia caused by Legionella pneumophila. However, the dendritic cell (DC)-centered immunological framework of the host defense against L. pneumophila has not been fully delineated. For this study, we focused on a potent chemoattractant for lymphocytes, fracta...

journal_title：Infection and immunity

authors： Kikuchi T,Andarini S,Xin H,Gomi K,Tokue Y,Saijo Y,Honjo T,Watanabe A,Nukiwa T

更新日期：2005-09-01 00:00:00

abstract：:Streptococcus agalactiae (group B Streptococcus or GBS) is a common colonizer of the gastrointestinal and genital tracts and an important cause of invasive infections in newborn infants and in adults with predisposing chronic conditions or advanced age. Attachment to epithelial surfaces at mucosal sites is a critical ...

journal_title：Infection and immunity

authors： Park SE,Jiang S,Wessels MR

更新日期：2012-11-01 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：:Spleen cell cultures from guinea pigs given legionella pneumophila vaccine in complete Freund adjuvant or as a sublethal infection were inhibited in their migration activity in vitro when incubated with specific antigen. Both direct and indirect migration inhibition assays revealed sensitization of the guinea pigs to ...

journal_title：Infection and immunity

authors： Friedman H,Widen R,Lee I,Klein T

更新日期：1983-09-01 00:00:00

abstract：:Tuberculosis (TB) is a leading cause worldwide of human mortality attributable to a single infectious agent. Recent studies targeting candidate genes and "case-control" association have revealed numerous polymorphisms implicated in host susceptibility to TB. Here, we review current progress in the understanding of cau...

journal_title：Infection and immunity

authors： Azad AK,Sadee W,Schlesinger LS

更新日期：2012-10-01 00:00:00

abstract：:Listeria monocytogenes, isolated from outbreaks in either human or nonhuman primate populations, was administered orally at doses ranging from 10(6) to 10(10) CFU. Four of 10 treated animals delivered stillborn infants. L. monocytogenes was isolated from fetal tissue, and the pathology was consistent with L. monocytog...

journal_title：Infection and immunity

authors： Smith MA,Takeuchi K,Brackett RE,McClure HM,Raybourne RB,Williams KM,Babu US,Ware GO,Broderson JR,Doyle MP

更新日期：2003-03-01 00:00:00

abstract：:The results of a test of endotoxic potency based upon the development of histamine hypersensitivity in mice were compared with the results obtained by testing the same materials for pyrogenicity in rabbits and lethality for chicken embryos (CELD50). The results of the histamine hypersensitization test (HHT) correlated...

journal_title：Infection and immunity

authors： Bergman RK,Milner KC,Munoz JJ

更新日期：1977-11-01 00:00:00

abstract：:Exposure of mycobacterial growth inhibitory factor (MycoIF) to trypsin, chymotrypsin, or neuraminidase decrease its ability to produce intracellular inhibition of mycobacterial growth within macrophages, suggesting that MycoIF was a glycoprotein. MycoIF was unaffected by deoxyribonuclease or ribonuclease. Supernatant ...

journal_title：Infection and immunity

authors： Cahall DL,Youmans GP

更新日期：1975-10-01 00:00:00

abstract：:The mechanism of adsorption of the Streptococcus mutans enzymes responsible for the synthesis of insoluble dextran-levan to the S. mutans cell-wall binding sites has been studied. Certain characteristics of these binding sites are presented. The adsorption of these enzymes to the cell surface occurred rapidly without ...

journal_title：Infection and immunity

authors： Mukasa H,Slade HD

更新日期：1974-02-01 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：:Human opsonins directed against specific meningococcal outer membrane structures in sera obtained during meningococcal disease were quantified with a recently developed antigen-specific, opsonin-dependent phagocytosis and oxidative burst assay. Outer membrane vesicles (OMVs) and PorA (class 1) and PorB (class 3) prote...

journal_title：Infection and immunity

authors： Lehmann AK,Halstensen A,Aaberge IS,Holst J,Michaelsen TE,Sornes S,Wetzler LM,Guttormsen H

更新日期：1999-05-01 00:00:00

abstract：:Peritoneal exudate T lymphocytes from Listeria monocytogenes-immune mice in the presence of the homologous antigen (heat-killed L. monocytogenes) and normal macrophages showed L. monocytogenes-specific proliferative responses. Proliferation was inhibited by macrophages from L. monocytogenes- or Corynebacterium parvum-...

journal_title：Infection and immunity

authors： Kaufmann SH,Simon MM,Hahn H

更新日期：1982-12-01 00:00:00

abstract：:Diffusely adhering Escherichia coli (DAEC) strains expressing F1845 fimbrial adhesin or Dr hemagglutinin belonging to the Afa/Dr family of adhesins infect cultured polarized human intestinal cells through recognition of the brush border-associated decay-accelerating factor (DAF; CD55) as a receptor. The wild-type Afa/...

journal_title：Infection and immunity

authors： Peiffer I,Guignot J,Barbat A,Carnoy C,Moseley SL,Nowicki BJ,Servin AL,Bernet-Camard MF

更新日期：2000-10-01 00:00:00

abstract：:Encapsulated cells of Cryptococcus neoformans are potent activators of the alternative complement pathway. Previous studies found that monoclonal antibodies (MAbs) specific for the major capsular polysaccharide, termed glucuronoxylomannan (GXM), can markedly suppress the ability of the capsule to accumulate C3 from no...

journal_title：Infection and immunity

authors： Kozel TR,MacGill RS,Wall KK

更新日期：1998-04-01 00:00:00

abstract：:Mucosa-associated invariant T (MAIT) cells are an innate-like T cell subset in mammals that recognize microbial vitamin B metabolites presented by the evolutionarily conserved major histocompatibility complex class I (MHC I)-related molecule, MR1. Emerging data suggest that MAIT cells may be an attractive target for v...

journal_title：Infection and immunity

authors： Vorkas CK,Levy O,Skular M,Li K,Aubé J,Glickman MS

更新日期：2020-12-15 00:00:00

abstract：:Yersinia enterocolitica, Yersinia pseudotuberculosis, and Yersinia pestis deliver different Yop (Yersinia outer proteins) effector proteins into mammalian cells by a type III secretion mechanism. Recently, it was shown that Yersinia producing YopT leads to disruption of the actin cytoskeleton of HeLa cells (M. Iriarte...

journal_title：Infection and immunity

authors： Sorg I,Goehring UM,Aktories K,Schmidt G

更新日期：2001-12-01 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 development of immunoglobulin-containing cells and antigen-specific plasma cells in retropharyngeal and bronchial lymph nodes, in lung tissue, and in nasal mucous membrane was followed during an experimental infection of pigs with Mycoplasma hyopneumoniae. An enzyme-linked immunosorbent assay was used to follow st...

journal_title：Infection and immunity

authors： Suter M,Kobisch M,Nicolet J

更新日期：1985-09-01 00:00:00

abstract：:The salmonid macrophage-like cell line RTS-11 and purified trout pronephros phagocytes were used to analyze in vitro entry and survival of two Streptococcus iniae serotypes. Efficient invasion by S. iniae occurred in both cells, but only the type II strain persisted in pronephros phagocytes for at least 48 h. Ex vivo ...

journal_title：Infection and immunity

authors： Zlotkin A,Chilmonczyk S,Eyngor M,Hurvitz A,Ghittino C,Eldar A

更新日期：2003-05-01 00:00:00

abstract：:The effect of the secondary infection with Toxoplasma gondii on antibody responses to unrelated antigens was examined in mice. A reinfection with 5 X 10(3) organisms did not affect either primary anti-sheep erythrocyte antibody responses, or anti-dinitrophenol antibody responses to dinitrophenylated keyhole limpet hem...

journal_title：Infection and immunity

authors： Suzuki Y,Kobayashi A

更新日期：1985-06-01 00:00:00

abstract：:In an earlier report, we had described the isolation and characterization of autolysis-defective mutants of Staphylococcus aureus (N. Mani, P. Tobin, and R.K. Jayaswal, J. Bacteriol. 175:1493-1499, 1993). In the study reported here, an autolysis-defective mutant showed attenuated virulence in a rat model of experiment...

journal_title：Infection and immunity

authors： Mani N,Baddour LM,Offutt DQ,Vijaranakul U,Nadakavukaren MJ,Jayaswal RK

更新日期：1994-04-01 00:00:00

abstract：:The nucleotide sequences of three previously undescribed Pseudomonas aeruginosa pilin structural genes are presented. Comparisons of deduced pilin primary structure and flanking DNA sequence allowed placement of these and six previously published sequences into one of two groups. Epitope mapping, using overlapping imm...

journal_title：Infection and immunity

authors： Castric PA,Deal CD

更新日期：1994-02-01 00:00:00

abstract：:Our previous work suggests that one mechanism through which connective tissue breakdown might occur in periodontal diseases is the production of metalloproteinases, including collagenase, by gingival fibroblasts. In this study we investigated whether highly purified preparations of lipopolysaccharide (LPS) and lipotei...

journal_title：Infection and immunity

authors： Heath JK,Atkinson SJ,Hembry RM,Reynolds JJ,Meikle MC

更新日期：1987-09-01 00:00:00

abstract：:Organisms of the Mycobacterium avium complex are associated with disseminated infection in patients with AIDS. The mechanisms that account for the survival of the intracellular bacteria are unknown. We document here that infection of C57BL/6 black mice with M. avium 101 triggered interleukin-10 (IL-10) production. The...

journal_title：Infection and immunity

authors： Bermudez LE,Champsi J

更新日期：1993-07-01 00:00:00

abstract：:Neutrophils play a major role in defending the periodontium against infection by oral, gram-negative, facultative bacteria, such as Actinobacillus actinomycetemcomitans, Eikenella corrodens, and Capnocytophaga spp. We examined the sensitivity of these bacteria to a mixture of low-molecular-weight peptides and highly p...

journal_title：Infection and immunity

authors： Miyasaki KT,Bodeau AL,Ganz T,Selsted ME,Lehrer RI

更新日期：1990-12-01 00:00:00

abstract：:Antimicrobial peptides (AMPs), such as β-defensins and cathelicidins, are essential components of innate and adaptive immunity owing to their extensive multifunctional activities. However, their role in fungal infection in vivo remains elusive. In this study, we investigated the protective effect of murine β-defensin ...

journal_title：Infection and immunity

authors： Kolar SS,Baidouri H,Hanlon S,McDermott AM

更新日期：2013-08-01 00:00:00

abstract：:Immunization with live Plasmodium sporozoites under chloroquine prophylaxis (Spz plus CQ) induces sterile immunity against sporozoite challenge in rodents and, more importantly, in humans. Full protection is obtained with substantially fewer parasites than with the classic immunization with radiation-attenuated sporoz...

journal_title：Infection and immunity

authors： Mauduit M,Tewari R,Depinay N,Kayibanda M,Lallemand E,Chavatte JM,Snounou G,Rénia L,Grüner AC

更新日期：2010-05-01 00:00:00

abstract：:Increased protection against a virulent challenge with Mycobacterium tuberculosis is induced mainly by a previous immunization with living avirulent mycobacteria, usually Mycobacterium bovis BCG. Only a transient and marginal protection is obtained after immunization with bacterial extracts or dead bacteria. Both livi...

journal_title：Infection and immunity

authors： Romain F,Laqueyrerie A,Militzer P,Pescher P,Chavarot P,Lagranderie M,Auregan G,Gheorghiu M,Marchal G

更新日期：1993-02-01 00:00:00