Immunological properties of TtT/M-87 cell line established from murine pituitary tumor-associated macrophages.

abstract：:Twelve hybridoma cell lines producing monoclonal antibodies to the human interleukin 2 (IL-2) receptor (IL-2R) molecule were prepared. These antibodies were characterized by competitive antibody-binding assay and sequential immunoprecipitation assay with four known monoclonal antibodies to the human IL-2R molecule. Th...

journal_title：Microbiology and immunology

authors： Tanaka Y,Inoi T,Tozawa H,Sugamura K,Hinuma Y

更新日期：1986-01-01 00:00:00

abstract：:We have developed a convenient method for assaying the receptor-destroying enzyme (RDE) activity of influenza C virus. This method measures the ability of the RDE to destroy the hemagglutination-inhibition activity of a potent inhibitor present in rat serum. Some physico-chemical properties of the RDE of influenza C v...

journal_title：Microbiology and immunology

authors： Sugawara K,Kitame F,Homma M,Nakamura K

更新日期：1985-01-01 00:00:00

abstract：:Aged C57BL/6 (B6) mice could reject allogeneic BALB/c RL male 1 tumor as efficiently as young B6 mice. However, in vitro analysis showed impaired generation of cytotoxic T cell response in aged B6 mice against allogeneic tumor. The reaction could be augmented by the addition of recombinant interleukin-2 (rIL-2). Enzym...

journal_title：Microbiology and immunology

authors： Win S,Uenaka A,Nakayama E

更新日期：2002-01-01 00:00:00

abstract：:Burkholderia pseudomallei, a pathogenic gram-negative bacterium, causes the severe human disease melioidosis. This organism can survive in eukaryotic host cells by escaping reactive oxygen species via the regulation of stress responsive sigma factors, including RpoS. In B. pseudomallei, RpoS has been reported to play ...

journal_title：Microbiology and immunology

authors： Chutoam P,Charoensawan V,Wongtrakoongate P,Kum-Arth A,Buphamalai P,Tungpradabkul S

更新日期：2013-09-01 00:00:00

abstract：:Distribution of indigenous lactobacilli in the gastrointestinal tracts of rats was investigated at the species level. The indigenous lactobacilli isolated from conventional rats were divided into three groups, Lactobacillus acidophilus and its related strains, L. fermentum, and L. murini. Localization of the Lactobaci...

journal_title：Microbiology and immunology

authors： Watanabe T,Morotomi M,Suegara N,Kawai Y,Mutai M

更新日期：1977-01-01 00:00:00

abstract：:The effects of brown rice, containing fourfold as much dietary fiber as polished rice, on the human fecal microflora were determined. Significantly increased numbers of Bifidobacterium adolescentis and Enterococcus faecalis were observed during the brown rice intake, whereas the total counts and the numbers of bactero...

journal_title：Microbiology and immunology

authors： Benno Y,Endo K,Miyoshi H,Okuda T,Koishi H,Mitsuoka T

更新日期：1989-01-01 00:00:00

abstract：:Hepatitis C virus (HCV) non-structural protein 5B (NS5B) is an RNA replicase. We expressed full-length NS5B (591 amino acid residues) in Escherichia coli as a fusion protein with maltose binding protein (MBP-NS5B). MBP-NS5B was recovered in the soluble fraction after centrifugation at 40,000 x g and affinity-purified ...

journal_title：Microbiology and immunology

authors： Tanaka T,Sugiyama K,Ikeda M,Naganuma A,Nozaki A,Saito M,Shimotohno K,Kato N

更新日期：2000-01-01 00:00:00

abstract：:β-1,3-glucan is a major component of fungal cell walls with various biological activities, including effects on the production of inflammatory mediators in vivo and in vitro. However, few reports have examined its influence on the fungal cell itself. In this study, the influences of β-1,3-glucan on the growth and cell...

journal_title：Microbiology and immunology

authors： Ishibashi K,Kurone Y,Motoi M,Miura NN,Adachi Y,Shirasu Y,Ohno N

更新日期：2010-11-01 00:00:00

abstract：:The effects of recombinant human interleukin-2 (rIL-2) administered prophylactically on the death of CBA/J mice challenged with Klebsiella pneumoniae 27 intraperitoneally were examined. rIL-2 administered subcutaneously at 20 micrograms per mouse for 7 days enhanced survival after a lethal challenge. The injection of ...

journal_title：Microbiology and immunology

authors： Iizawa Y,Nakao M,Kondo M,Yamazaki T

更新日期：1990-01-01 00:00:00

abstract：:Normal, thioglycollate-stimulated and BCG-activated mouse peritoneal macrophages were cultivated in vitro with the conditioned medium of mouse L-929 cells. The thioglycollate- and BCG-macrophages rapidly proliferated, whereas normal macrophages grew more slowly. A clear morphological difference between the three types...

journal_title：Microbiology and immunology

authors： Nozawa RT,Yanaki N,Yokota T

更新日期：1980-01-01 00:00:00

abstract：:Escherichia coli O157 strains starved in sterile deionized water (SDW) and filter-sterilized natural river water (SRW) were investigated with specific reference to their culturability in selective and non-selective media. Growth of the strains starved in both SDW and SRW were markedly suppressed with time in selective...

journal_title：Microbiology and immunology

authors： Sata S,Osawa R,Asai Y,Yamai S

更新日期：1999-01-01 00:00:00

abstract：:Leptospirosis is a worldwide zoonosis. The importance of urban leptospirosis is recognized in Japan: urban rats carry pathogenic leptospires and people acquire these pathogens through contact with surface water or soil contaminated by the urine of the infected animals. To determine the current Leptospira carriage rate...

journal_title：Microbiology and immunology

authors： Saito M,Villanueva SY,Masuzawa T,Haraguchi Y,Ita S,Miyahara S,Ozuru R,Yamaguchi T,Yoshimura M,Ikejiri M,Aramaki N,Amran MY,Muslich LT,Iida K,Yanagihara Y,Gloriani NG,Yoshida S

更新日期：2015-06-01 00:00:00

abstract：:Vibrio parahaemolyticus mutants lacking three Na+/H+ antiporters (NhaA, NhaB, NhaD) were constructed. The DeltanhaA strains showed significantly higher sensitivity to LiCl regarding their growth compared to the parental strain. The DeltanhaA and DeltanhaB strains exhibited higher sensitivities to LiCl. The mutant XACa...

journal_title：Microbiology and immunology

authors： Kuroda T,Mizushima T,Tsuchiya T

更新日期：2005-01-01 00:00:00

abstract：:BALB/c mice were immunized intraperitoneally with the food antigen ovalbumin (OVA) while they were fed with Lactobacillus GG heated killed cell preparation. The oral administration of Lactobacillus GG did not appear to modify the antigen-augmented serum IgE in the tested mice but significantly augmented serum OVA spec...

journal_title：Microbiology and immunology

authors： He F,Morita H,Kubota A,Ouwehand AC,Hosoda M,Hiramatsu M,Kurisaki J

更新日期：2005-01-01 00:00:00

abstract：:The effects of added maltose on the activities of a preparation of crude glucosyltransferases (GTases) and purified dextransucrase (DS) were investigated to elucidate the inhibition mechanism of maltose on the synthesis of water-insoluble glucan (ISG) in Streptococcus mutans HS-6. Tri- and tetra-saccharides produced b...

journal_title：Microbiology and immunology

authors： Fukui K,Moriyama T

更新日期：1983-01-01 00:00:00

abstract：:Staphylococcus aureus is the most predominant and important pathogen in clinical microbiology. A DNA amplification assay using the polymerase chain reaction (PCR) was designed to identify S. aureus through a single-base-pair mismatch in the sequences of staphylococcal 16S ribosomal RNA (16S rRNA) genes. It was able to...

journal_title：Microbiology and immunology

authors： Saruta K,Hoshina S,Machida K

更新日期：1995-01-01 00:00:00

abstract：:The fermentation-inhibition (FI) test for Mycoplasma pneumoniae was improved by using a combination of guinea pig complement and gamma globulin-depleted horse serum in place of unheated whole horse serum employed in the conventional assay system. As the test antigen for the new FI assay system, M. pneumoniae filtrated...

journal_title：Microbiology and immunology

authors： Okazaki N,Akema R,Takizawa K

更新日期：1991-01-01 00:00:00

abstract：:The effect of fatty acids on Mycobacterium smegmatis was examined in vitro at pH 5.0 to 7.0 to determine the role of fatty acids in the intracellular killing of mycobacteria. Unsaturated fatty acids showed strong bactericidal activity in low concentrations (0.005 to 0.02 mM), whereas saturated fatty acids, except for ...

journal_title：Microbiology and immunology

authors： Kanetsuna F

更新日期：1985-01-01 00:00:00

abstract：:Chitin and chitosan were found to exhibit a protective effect on mice administered these polysaccharides intraperitoneally against infection of the viable cells of Candida albicans NIH A-207 strain. A significant difference was observed between the protective effects of chitin and chitosan, i.e., chitin was much more ...

journal_title：Microbiology and immunology

authors： Suzuki K,Okawa Y,Hashimoto K,Suzuki S,Suzuki M

更新日期：1984-01-01 00:00:00

abstract：:The effects of LV in two different species, CD-1 mice, without a genetic disposition for diabetes, and BB rats prone to T1D were examined. Male CD-1 mice that had been exposed to LV in utero developed a type 2-like diabetes with increased blood glucose, insulin levels and epididymal fat at the age of 10-15 weeks. Comb...

journal_title：Microbiology and immunology

authors： Holmberg R,Klitz W,Blixt M,Berggren PO,Juntti-Berggren L,Niklasson B

更新日期：2009-10-01 00:00:00

abstract：:Attempts were made to study the pathogenicity of some strains of Bacteroides fragilis group in the rat intra-abdominal abscess model. Multiple intraabdominal abscesses were produced in 50 to 70% of animals when an inoculum containing 10(9) CFU/ml of any of the five species of Bacteroides fragilis group was injected. R...

journal_title：Microbiology and immunology

authors： Jotwani R,Gupta U,Watanabe K,Ueno K

更新日期：1992-01-01 00:00:00

abstract：:Proteus mirabilis is commonly associated with complicated UTI and expresses several virulence factors, including MR/P fimbriae. In the present study mice were immunised nasally with MrpA, the structural subunit of MR/P, with or without CT as a mucosal adjuvant. The animals were then challenged with P. mirabilis and in...

journal_title：Microbiology and immunology

authors： Scavone P,Rial A,Umpierrez A,Chabalgoity A,Zunino P

更新日期：2009-04-01 00:00:00

abstract：:We have previously reported a mouse model of severe group A streptococcal infection (Microbiol. Immunol. 45: 777-786, 2001). When we injected Streptococcus pyogenes strains intramuscularly, the mice suffered from acute phase of infection for a few days but recovered from the illness and gained body weight. These mice,...

journal_title：Microbiology and immunology

authors： Iida K,Seki M,Saito M,Kawamura Y,Kajiwara H,Yoshida S

更新日期：2006-01-01 00:00:00

abstract：:The incidence of Listeria monocytogenes contamination in raw milk from farm bulk tanks and silage was investigated monthly at 20 dairy farms in Aomori prefecture, Japan, from January to July in 1989. Listeria sp. was isolated from one sample (5%) of raw milk collected in May, but L. monocytogenes was not isolated from...

journal_title：Microbiology and immunology

authors： Takai S,Orii F,Yasuda K,Inoue S,Tsubaki S

更新日期：1990-01-01 00:00:00

abstract：:Leptospire lipopolysaccharide (LPS) stimulated the adherence of polymorphonuclear neutrophils (PMNs) to human umbilical vein endothelial cells (HUVEC). Enhanced PMN adherence in response to leptospire LPS can be mediated by platelet-activator-factor (PAF), because a PAF antagonist reduced adherence. Leptospire LPS als...

journal_title：Microbiology and immunology

authors： Isogai E,Hirose K,Kimura K,Hayashi S,Kubota T,Fujii N,Isogai H

更新日期：1997-01-01 00:00:00

abstract：:This study proposes a novel chemiluminescent assay of bacterial activity. Luminol chemiluminescence (LC) was amplified on addition of menadione to Escherichia coli suspension, and it was effectively inhibited by addition of superoxide dismutase rather than catalase. This fact suggests that H2O2 produced from O2 by sup...

journal_title：Microbiology and immunology

authors： Yamashoji S,Manome I,Ikedo M

更新日期：2001-01-01 00:00:00

abstract：:Francisella tularensis, which causes tularemia, is widely distributed in the Northern hemisphere. F. tularensis strains isolated in Japan are genetically unique from non-Japanese strains; however, their phenotypic properties have not been well studied. Thus, mice were infected with representative Japanese strains of F...

journal_title：Microbiology and immunology

authors： Hotta A,Fujita O,Uda A,Yamamoto Y,Sharma N,Tanabayashi K,Yamada A,Morikawa S

更新日期：2016-03-01 00:00:00

abstract：:The ompA gene, 981 bp in size and identified in the Mycobacterium bovis genome, was cloned and sequenced. Predicted amino acid sequences showed a protein of molecular weight 33.5 kDa with an isoelectric point of 7.28 and an OmpA conserved domain at the carboxy terminal with signal sequence at the N-terminal. Homology ...

journal_title：Microbiology and immunology

authors： Singh JP,Verma R

更新日期：2008-08-01 00:00:00

abstract：:The spontaneous production of a rat C-type RNA virus (ACV) in a cultured cell line (AC cells) established from a chemically induced rat glioma was studied. The characteristics of ACV were: morphology typical of C-type RNA virus; buoyant density of 1.15 g/ml in a sucrose density gradient; RNA directed DNA polymerase ac...

journal_title：Microbiology and immunology

authors： Igarashi K,Sasada R,Niiyama Y,Kozai Y,Sugino Y

更新日期：1979-01-01 00:00:00

abstract：:A few yeast mannans free from protein and phosphorus showed pyrogenic activity in rabbits although the extent of this activity was considerably lower than that of the bacterial lipopolysaccharides (LPS). The pyrogenic activity was not abolished by treatment with sodium deoxycholate. This result showed that the mannans...

journal_title：Microbiology and immunology

authors： Nagase T,Mikami T,Suzuki S,Suzuki M

更新日期：1984-01-01 00:00:00