Porphyromonas gingivalis lipid A phosphatase activity is critical for colonization and increasing the commensal load in the rabbit ligature model.

abstract：:One aspect in a broad spectrum of possible mechanisms of cariostatic reactions of fluoride is its interaction with the metabolism of oral bacteria. Information on the mechanisms and kinetics of fluoride inhibition of essential enzymes of the glycolytic pathway of the relevant bacteria is lacking. In this work, the iso...

journal_title：Infection and immunity

authors： Hüther FJ,Psarros N,Duschner H

更新日期：1990-04-01 00:00:00

abstract：:Resistance to cutaneous syphilitic reinfection in strain 2 and strain 13 guinea pigs developed gradually 3 to 7 months after primary infection and reached maximum levels at 6 to 7 months after the induction of primary cutaneous disease. Associated with this acquired resistance was the occurrence of Arthus reactions an...

journal_title：Infection and immunity

authors： Pavia CS,Niederbuhl CJ

更新日期：1985-10-01 00:00:00

abstract：:Infection with Cryptosporidium parvum, a ubiquitous protozoan parasite of virtually all mammals, can cause mild to severe diarrhea in immunocompetent hosts and life-threatening diarrhea in immunocompromised hosts. Passive immunotherapy of experimentally infected animals and naturally infected humans with hyperimmune b...

journal_title：Infection and immunity

authors： Fayer R,Guidry A,Blagburn BL

更新日期：1990-09-01 00:00:00

abstract：:Microbial heat shock proteins (HSP) are dominant antigens for the host immune response. Because of the high sequence homology between mammalian and microbial HSP, their value as component of a subunit vaccine has been the subject of controversy. Previous work from this laboratory, however, demonstrated for the first t...

journal_title：Infection and immunity

authors： Noll A,AutenriethIB

更新日期：1996-08-01 00:00:00

abstract：:A Mycoplasma pneumoniae cytadhesin P1 gene with novel nucleotide sequence variation has been identified. Four clinical strains of M. pneumoniae were found to carry this type of P1 gene. This new P1 gene is similar to the known group II P1 genes but possesses novel sequence variation of approximately 300 bp in the RepM...

journal_title：Infection and immunity

authors： Kenri T,Taniguchi R,Sasaki Y,Okazaki N,Narita M,Izumikawa K,Umetsu M,Sasaki T

更新日期：1999-09-01 00:00:00

abstract：:Thirty two anaerobic bacterial strains were screened for their in vitro inhibitory activity toward 21 Neisseria gonorrhoeae strains, including two penicillin-resistant strains. From this screening, six anaerobic bacteria belonging to the genera Bacteroides, Peptostreptococcus, and Eubacterium were selected for their l...

journal_title：Infection and immunity

authors： Morin A,Saheb SA,Bisaillon JG,Beaudet R,Sylvestre M

更新日期：1980-06-01 00:00:00

abstract：:Infection with Shiga toxin (Stx)-producing bacteria and the subsequent release of Stxs and endotoxins into the bloodstream may damage blood vessels in the colon, kidneys, and central nervous system, leading to bloody diarrhea, acute renal failure, and neurological complications. The proinflammatory cytokines tumor nec...

journal_title：Infection and immunity

authors： Harrison LM,van Haaften WC,Tesh VL

更新日期：2004-05-01 00:00:00

abstract：:We examined the association of Herpesvirus saimiri with lymphocyte subsets and the functional integrity and distribution of these populations in owl monkeys with chronic, disease-free infections, in uninoculated, control animals, and in one monkey with H. saimiri-induced lymphoma. The lymphocyte subpopulations examine...

journal_title：Infection and immunity

authors： Neubauer RH,Dunn FE,Rabin H

更新日期：1981-05-01 00:00:00

abstract：:Autoclaving cell wall of Streptococcus mutans Ingbritt for 15 min under the Rantz and Randall conditions released one-tenth of the total cell wall carbohydrate, whereas two-thirds was extracted after autoclaving for 180 min. The extract contained the serotype c-specific antigen but lacked the lipoteichoic acid compone...

journal_title：Infection and immunity

authors： Campbell LK,Knox KW,Wicken AJ

更新日期：1978-12-01 00:00:00

abstract：:Type IV pili (Tfp) of gram-negative species share many characteristics, including a common architecture and conserved biogenesis pathway. Much less is known about the regulation of Tfp expression in response to changing environmental conditions. We investigated the diversity of Tfp regulatory systems by searching for ...

journal_title：Infection and immunity

authors： Boekema BK,Van Putten JP,Stockhofe-Zurwieden N,Smith HE

更新日期：2004-02-01 00:00:00

abstract：:Representative strains of serogroup A Neisseria meningitidis were chosen from all major meningitis epidemics worldwide since 1960 and subjected to analysis for the electrophoretic variation of 15 cytoplasmic allozymes and four outer membrane proteins. The 290 strains defined 84 unique electrophoretic types which were ...

journal_title：Infection and immunity

authors： Wang JF,Caugant DA,Li X,Hu X,Poolman JT,Crowe BA,Achtman M

更新日期：1992-12-01 00:00:00

abstract：:Hematogenous infections caused by Candida krusei have been noted with increasing frequency, particularly in cancer patients receiving prophylaxis with antifungal triazoles. Progress in understanding the pathogenesis of this emerging infection has been limited by the lack of an animal model. We developed a CF1 mouse in...

journal_title：Infection and immunity

authors： Anaissie E,Hachem R,K-Tin-U C,Stephens LC,Bodey GP

更新日期：1993-04-01 00:00:00

abstract：:Culture filtrate from Mycobacterium tuberculosis contains protective antigens of relevance for the generation of a new antituberculosis vaccine. We have identified two previously uncharacterized M. tuberculosis proteins (TB7.3 and TB10.4) from the highly active low-mass fraction of culture filtrate. The molecules were...

journal_title：Infection and immunity

authors： Skjøt RL,Oettinger T,Rosenkrands I,Ravn P,Brock I,Jacobsen S,Andersen P

更新日期：2000-01-01 00:00:00

abstract：:The invasion of Rickettsia tsutsugamushi, Gilliam strain, into guinea pig polymorphonuclear leukocytes (PMNs) and the localization and distribution of tracers were followed during the process by electron microscopy. The seven tracers used were: cationized ferritin, ferritin, thorium dioxide (ThO2), carbon particles, l...

journal_title：Infection and immunity

authors： Rikihisa Y,Ito S

更新日期：1980-10-01 00:00:00

abstract：:Oligopeptides play important roles in bacterial nutrition and signaling. Using sequences from the available genome database for Mycobacterium tuberculosis H37Rv, the oligopeptide permease operon (oppBCDA) of Mycobacterium bovis BCG was cloned from a cosmid library. An opp mutant strain was constructed by homologous re...

journal_title：Infection and immunity

authors： Green RM,Seth A,Connell ND

更新日期：2000-02-01 00:00:00

abstract：:To assess the humoral immunological responses at the subclass level in shigellosis, specific antibody responses against Shigella dysenteriae 1 lipopolysaccharide (LPS), S. flexneri Y LPS, invasion plasmid-coded protein antigens (Ipa), and Shiga toxin were analyzed. Antibody responses of 41 patients with S. dysenteriae...

journal_title：Infection and immunity

authors： Islam D,Wretlind B,Ryd M,Lindberg AA,Christensson B

更新日期：1995-05-01 00:00:00

abstract：:Herpes simplex virus (HSV) infection of mouse liver after partial hepatectomy was studied. Partial hepatectomy resulted in the rapid onset of cellular DNA synthesis and the appearance of many mitotic figures (peak, 3 days after surgery). Similar changes were not seen in control animals. After partial hepatectomy, the ...

journal_title：Infection and immunity

authors： Fang ZY,Tenser RB,Rapp F

更新日期：1983-10-01 00:00:00

abstract：:This study was undertaken to determine the sequence of events in the microenvironment of the intestinal tract that culminate in the symptoms of cholera and to attempt to define more clearly the mechanisms involved in antibacterial immunity. The extent to which mucus occurs in the normal intestine of rabbits and the ap...

journal_title：Infection and immunity

authors： Schrank GD,Verwey WF

更新日期：1976-01-01 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：:Onchocerca volvulus, a human parasitic nematode, is the third leading cause of preventable blindness worldwide. This study describes the molecular cloning of a novel superoxide dismutase (SOD) from the parasite. This putative O. volvulus extracellular SOD (OvEcSOD) is 628 nucleotides (nt) long, including a 22-nt 5' sp...

journal_title：Infection and immunity

authors： James ER,McLean DC Jr,Perler F

更新日期：1994-02-01 00:00:00

abstract：:Conventional adult mice were pretreated with metronidazole to make their intestinal tracts receptive to colonization by Clostridium botulinum. These mice, in groups of 10, were fed 0 (controls), 10(2), 10(3), 10(4), or 10(5) C. botulinum type B spores and were placed for observation in filter-lid cages whose screen fl...

journal_title：Infection and immunity

authors： Wang Y,Sugiyama H

更新日期：1984-12-01 00:00:00

abstract：:Entamoeba histolytica and its reptilian counterpart and encystation model Entamoeba invadens formed a polarized monopodial morphology when treated with pentoxifylline. This morphology was propelled by retrograde flow of the cell surface resulting from a cyclic sol-gel conversion of cytoplasm and a stable bleb at the l...

journal_title：Infection and immunity

authors： Krishnan D,Ghosh SK

更新日期：2020-07-21 00:00:00

abstract：:A battery of lymphoid and nonlymphoid cells was examined for susceptibility to lysis by natural killer cells of chickens. Several susceptible targets were recognized, and most susceptible among these were cells of line LSCC-RP9, derived from a lymphoid tumor induced by Rous-associated virus 2. The natural killer react...

journal_title：Infection and immunity

authors： Sharma JM,Okazaki W

更新日期：1981-03-01 00:00:00

abstract：:A group of insertion mutants was used to define the genes of plasmid pDC5 required for the expression of mannose-resistant fimbriae. Minicell experiments identified four polypeptides (71,000, 45,000, 27,000, and 17,000 daltons) concerned with fimbrial production, the smallest of these being the fimbrial subunit. The a...

journal_title：Infection and immunity

authors： Clegg S,Pierce JK

更新日期：1983-12-01 00:00:00

abstract：:The gene encoding the Treponema denticola factor H-like protein 1 (FHL-1) binding protein, FhbB, was recovered and characterized. Sequence conservation, expression, and properties of FhbB were analyzed. The identification of FhbB represents an important step in understanding the contribution of FHL-1 binding in T. den...

journal_title：Infection and immunity

authors： McDowell JV,Frederick J,Stamm L,Marconi RT

更新日期：2007-02-01 00:00:00

abstract：:A spot enzyme-linked immunosorbent assay was used to show that subcutaneous inoculation of a sublethal number of Listeria monocytogenes resulted in the early appearance of gamma interferon (IFN-gamma)-producing cells in the draining lymph nodes. In contrast, inoculation of UV-killed L. monocytogenes failed to cause th...

journal_title：Infection and immunity

authors： Dunn PL,North RJ

更新日期：1991-09-01 00:00:00

abstract：:Dialyzable Lawrence-type transfer factor was prepared from the spleen cells of CF1 mice inoculated with Coccidioides immitis- and Candida albicans-killed vaccines and with live Mycobacterium tuberculosis vaccine (BCG). These preparations were shown to transfer antigen-specific cell-mediated immunity to naive mice, as ...

journal_title：Infection and immunity

authors： Rifkind D,Frey JA,Petersen EA,Dinowitz M

更新日期：1977-04-01 00:00:00

abstract：:Fab fragments prepared from the immunoglobulin G monoclonal antibody (MAb) 4C12, which reacts with a determinant expressed on the hyphal extension of germ tubes of Candida albicans, inhibited germ tube formation, but intact MAb 4C12 did not. Indirect immunofluorescence showed a punctate binding pattern on cells incuba...

journal_title：Infection and immunity

authors： Casanova M,Martínez JP,Chaffin WL

更新日期：1990-11-01 00:00:00

abstract：:We have previously shown that a pneumococcal surface protein A (PspA)-based vaccine containing DNA plasmid encoding the Flt3 ligand (FL) gene (pFL) as a nasal adjuvant prevented nasal carriage of Streptococcus pneumoniae. In this study, we further investigated the safety and efficacy of this nasal vaccine for the indu...

journal_title：Infection and immunity

authors： Kataoka K,Fujihashi K,Oma K,Fukuyama Y,Hollingshead SK,Sekine S,Kawabata S,Ito HO,Briles DE,Oishi K

更新日期：2011-07-01 00:00:00

abstract：:The tetrasaccharide 3-deoxy-alpha-D-manno-2-octulosonic acid (alpha-KDO) (2----8)-alpha-KDO(2----4)-alpha-KDO(2----6)-beta GlcNAc, a partial structure of chlamydial lipopolysaccharide (LPS) representing a genus-specific epitope, was synthesized and covalently linked to bovine serum albumin, resulting in an artificial ...

journal_title：Infection and immunity

authors： Fu Y,Baumann M,Kosma P,Brade L,Brade H

更新日期：1992-04-01 00:00:00