Mechanism of action of Pseudomonas aeruginosa exotoxin Aiadenosine diphosphate-ribosylation of mammalian elongation factor 2 in vitro and in vivo.

abstract：:Neonatal piglets have been used as models to study human campylobacteriosis and helicobacteriosis. The purpose of this study was to determine the relative pathogenicities, on the basis of the duration of fecal shedding and colonization of tissues, of three Arcobacter species in 1-day-old cesarean-derived colostrum-dep...

journal_title：Infection and immunity

authors： Wesley IV,Baetz AL,Larson DJ

更新日期：1996-06-01 00:00:00

abstract：:The interaction of purified human fibrinogen with Aspergillus fumigatus conidia was investigated by immunofluorescence and electron microscopy and binding assays with radiolabeled proteins. We described the localization of the binding sites on the A. fumigatus conidia and on the fibrinogen molecule and determined the ...

journal_title：Infection and immunity

authors： Annaix V,Bouchara JP,Larcher G,Chabasse D,Tronchin G

更新日期：1992-05-01 00:00:00

abstract：:Raising the magnesium level from 0.4 to 1.5 mM in a medium containing only amino acids (2.08%), salts, and vitamins increased enterotoxin B production by Staphylococcus aureus S-6 by about 80%. The level of phosphates in the medium was lowered to one-tenth (to 2.87 mM) the original amount without adversely affecting g...

journal_title：Infection and immunity

authors： Keller GM,Hanson RS,Bergdoll MS

更新日期：1978-04-01 00:00:00

abstract：:Fonsecaea pedrosoi is a fungal pathogen that produces melanin. The functions of melanin and its possible influence in the protective immunological response during infection by F. pedrosoi are not known. In this work, treatment of F. pedrosoi mycelia with proteases and glycosidases followed by a denaturing agent and ho...

journal_title：Infection and immunity

authors： Alviano DS,Franzen AJ,Travassos LR,Holandino C,Rozental S,Ejzemberg R,Alviano CS,Rodrigues ML

更新日期：2004-01-01 00:00:00

abstract：:Borrelia burgdorferi, an agent of Lyme disease, establishes persistent infection in immunocompetent animals and humans. Although the infection in humans can be cleared by antibiotic therapy, persistence in reservoir animals is necessary for the maintenance of the bacterium in the natural reservoir host⇔tick vector inf...

journal_title：Infection and immunity

authors： LaFrance ME,Pierce JV,Antonara S,Coburn J

更新日期：2011-08-01 00:00:00

abstract：:Legionella anisa and the amoeba Hartmannella vermiformis were isolated from an indoor fountain implicated as the infectious reservoir in an outbreak of Pontiac fever. We evaluated the ability of this strain of L. anisa to multiply in cultures of an amoeba (H. vermiformis), a ciliated protozoan (Tetrahymena pyriformis)...

journal_title：Infection and immunity

authors： Fields BS,Barbaree JM,Sanden GN,Morrill WE

更新日期：1990-09-01 00:00:00

abstract：:Human lactoferrin is an iron-binding glycoprotein that is particularly prominent in exocrine secretions and leukocytes and is also found in serum, especially during inflammation. It is able to sequester iron from microbes and has immunomodulatory functions, including inhibition of both complement activation and cytoki...

journal_title：Infection and immunity

authors： Håkansson A,Roche H,Mirza S,McDaniel LS,Brooks-Walter A,Briles DE

更新日期：2001-05-01 00:00:00

abstract：:Borrelia burgdorferi sensu stricto is the major causative agent of Lyme disease in the United States, while B. garinii and B. afzelii are more prevalent in Europe. The highly complex genome of B. burgdorferi is comprised of a linear chromosome and a large number of variably sized linear and circular plasmids. Many pla...

journal_title：Infection and immunity

authors： Chan K,Casjens S,Parveen N

更新日期：2012-04-01 00:00:00

abstract：:Infection of mice with the murine sarcoma virus (Moloney) markedly suppressed the humoral antibody response to sheep erythrocyte antigen injected 10 days after infection, when tumor size was maximal, and on day 26, when primary tumors had partially regressed. Humoral antibody response was also inhibited when antigen w...

journal_title：Infection and immunity

authors： Chan SP,Hook WA,Turner W,Chirigos MA

更新日期：1970-03-01 00:00:00

abstract：:The intraerythrocytic apicomplexan Babesia microti, the primary causative agent of human babesiosis, is a major public health concern in the United States and elsewhere. Apicomplexans utilize a multiprotein complex that includes a type I membrane protein called apical membrane antigen 1 (AMA1) to invade host cells. We...

journal_title：Infection and immunity

authors： Moitra P,Zheng H,Anantharaman V,Banerjee R,Takeda K,Kozakai Y,Lepore T,Krause PJ,Aravind L,Kumar S

更新日期：2015-10-01 00:00:00

abstract：:Three antigenic determinants were revealed in H3 hemagglutinin of influenza A viruses isolated from 1968 to 1975. One of them was common for all viruses, and two others specified differences between the viruses possessing H3 hemagglutinin. ...

journal_title：Infection and immunity

authors： Rovnova ZI,Kosyakov PN,Berezina ON,Isayeva EI,Zhdanov VM

更新日期：1979-06-01 00:00:00

abstract：:A gene library of Chlamydia trachomatis (serovar L1) DNA has been prepared in the phage vector lambda 1059. From this bank, 20 recombinant phage-expressing components which reacted with serum from a patient with a C. trachomatis (L1) infection were chosen. Selective expression and radiolabeling of phage polypeptides i...

journal_title：Infection and immunity

authors： Allan I,Cunningham TM,Lovett MA

更新日期：1984-09-01 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：:The purpose of this study was to determine the effects of human monocytes, macrophages, and polymorphonuclear neutrophils (PMN) on the fungal pathogen Blastomyces dermatitidis in vitro. Peripheral blood monocyte monolayers significantly inhibited the replication of a virulent strain (V) and an avirulent strain (AV) of...

journal_title：Infection and immunity

authors： Brummer E,Stevens DA

更新日期：1982-04-01 00:00:00

abstract：:Altogether 171 serum specimens from 58 patients with heterophil antibody-positive infectious monomucleosis were studied for antibody response to Epstein-Barr virus (EBV). The sera were tested for fluorescent immunoglobulin G (IgG) and IgM gel-precipitating (GP) and complement-fixing (CF) antibodies to EBV. All 58 pati...

journal_title：Infection and immunity

authors： Nikoskelainen J,Hänninen P

更新日期：1975-01-01 00:00:00

abstract：:A 75-kilodalton major protein (75K protein) was purified to homogeneity from the cell lysate fraction and the envelope of Bacteroides gingivalis 381. The 75K protein was originally present in the outer membrane or the outermost part of this organism as a large, stable complex with an apparent molecular weight of about...

journal_title：Infection and immunity

authors： Yoshimura F,Watanabe K,Takasawa T,Kawanami M,Kato H

更新日期：1989-11-01 00:00:00

abstract：:The mechanism by which recombinant murine gamma interferon (rMuIFN-gamma) and bacterial lipopolysaccharide (LPS) activate mouse resident splenic macrophages to inhibit the intracellular growth of the fungus Histoplasma capsulatum was examined. Growth inhibition depended on L-arginine metabolism. The growth inhibitory ...

journal_title：Infection and immunity

authors： Lane TE,Wu-Hsieh BA,Howard DH

更新日期：1994-05-01 00:00:00

abstract：:Deoxyribonucleic acid (DNA) base composition, as measured by guanine plus cytosine (G + C) content, was determined in 17 strains of Sporothrix schenckii and Ceratocystis species. The average G + C content for S. schenckii was 54.7 +/- 0.2 mol%. No strain of Ceratocystis, with the exception of C. minor, gave values for...

journal_title：Infection and immunity

authors： Mendonça-Hagler LC,Travassos LR,Lloyd KO,Phaff HJ

更新日期：1974-05-01 00:00:00

abstract：:A genomic library of meningococcal DNA from a clinical isolate of Neisseria meningitidis was constructed in the expression vector lambda gt11. Outer membrane complex was prepared from the same strain and used to immunize rabbits to raise polyclonal anti-outer membrane complex serum. The amplified library was probed wi...

journal_title：Infection and immunity

authors： Barlow AK,Heckels JE,Clarke IN

更新日期：1987-11-01 00:00:00

abstract：:The diarrheagenic pathogen enteropathogenic Escherichia coli (EPEC) is responsible for significant infant mortality and morbidity, particularly in developing countries. EPEC pathogenesis relies on a type III secretion system-mediated transfer of virulence effectors into host cells. EPEC modulates host cell survival an...

journal_title：Infection and immunity

authors： Roxas JL,Koutsouris A,Viswanathan VK

更新日期：2007-05-01 00:00:00

abstract：:In vitro experimentation indicates that periodontitis-associated bacteria contain potent polyclonal B-cell activators (PBA). We reasoned that if PBA were operative in vivo, plasma cells specific for nonoral antigens should be present in the inflamed gingival tissues, which are characterized by a plasma cell infiltrate...

journal_title：Infection and immunity

authors： Mallison SM 3rd,Szakal AK,Ranney RR,Tew JG

更新日期：1988-04-01 00:00:00

abstract：:A gene bank of group A Streptococcus strain Manfredo (M protein serotype 5) was constructed with a bacteriophage lambda vector-Escherichia coli K-12 host system and screened by immunoblotting hybrid phage plaques with antisera raised to purified pep M5 (serotype 5 M protein fragment released from the streptococcal cel...

journal_title：Infection and immunity

authors： Kehoe MA,Poirier TP,Beachey EH,Timmis KN

更新日期：1985-04-01 00:00:00

abstract：:The Th1/Th2 cytokines involved in human periodontitis remain unclear; therefore, we established a humanized mouse model to investigate this issue in Actinobacillus actinomycetemcomitans-mediated periodontal infection. Quantitative-PCR analysis clearly demonstrates a predominantly mixed Th1 and Th2 expression profile a...

journal_title：Infection and immunity

authors： Teng YT

更新日期：2002-09-01 00:00:00

abstract：:Lipid extracts derived from a group A Streptococcus, when preincubated with tumor cells before inoculation, were shown to prevent completely the development of Ehrlich ascites tumor in mice. ...

journal_title：Infection and immunity

authors： Kigoshi S

更新日期：1971-05-01 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：:Methicillin-resistant Staphylococcus aureus (MRSA) is responsible for large numbers of postsurgical nosocomial infections across the United States and worldwide. Propofol anesthesia is widely used in surgery and in intensive care units, and recent evidence indicates that even brief exposure to propofol can substantial...

journal_title：Infection and immunity

authors： Visvabharathy L,Freitag NE

更新日期：2017-06-20 00:00:00

abstract：:Mucins are high-molecular-weight glycoproteins and major constituents of the mucus layer which covers the airway surface. We have studied the interactions between bacteria, mucins, and epithelial cells from the human respiratory tract. Nontypeable strains of Haemophilus influenzae were found to bind to purified airway...

journal_title：Infection and immunity

authors： Davies J,Carlstedt I,Nilsson AK,Håkansson A,Sabharwal H,van Alphen L,van Ham M,Svanborg C

更新日期：1995-07-01 00:00:00

abstract：:A virus-specific cell surface antigen(s) was detected on mouse adenovirus-infected cells by the immunofluorescent antibody technique. It was demonstrated in infected cells regardless of the mouse strain or animal species used. It became detectable on the cell surface about 6 h postinfection and was demonstrated in 90%...

journal_title：Infection and immunity

authors： Inada T,Uetake H

更新日期：1977-10-01 00:00:00

abstract：:The outer membrane protein OmpU of Vibrio cholerae O1 strain 86B3 was characterized with reference to colonization of the intestine by the organism. The purified OmpU exhibited a pI of 3.6. Upon sodium dodecyl sulfate-polyacrylamide gel electrophoresis, it migrated to 38, 32, and 110 kDa when the sample was heated at ...

journal_title：Infection and immunity

authors： Nakasone N,Iwanaga M

更新日期：1998-10-01 00:00:00

abstract：:We have developed an in vitro assay to study the intramacrophage replication of Mycobacterium tuberculosis or Mycobacterium bovis BCG. In this assay, extracellular mycobacterial replication was avoided by using a small infecting inoculum and a new method for efficiently removing nonphagocytocytized bacilli. The abilit...

journal_title：Infection and immunity

authors： Zlotnik A,Crowle AJ

更新日期：1982-08-01 00:00:00