Structural characterization of recombinant human interferon-gammas derived from two different mammalian cells.

abstract：:Common EDTA-soluble antigens of Clostridium chauvoei and C. septicum were examined by indirect-immunofluorescence (IFA) and immunoblot analysis. The monoclonal antibodies (mAbs) specific for the 35 kDa antigen of C. chauvoei strain ATCC 10092 were used. These mAbs reacted with all 11 strains, 6 of C. chauvoei and 5 of...

journal_title：Microbiology and immunology

authors： Hamaoka T,Terakado N,Nakamura S

更新日期：1994-01-01 00:00:00

abstract：:Of the various virulence mechanisms of the opportunistic pathogen Pseudomonas aeruginosa, the type III secretion system (TTSS) has been characterized as a major factor associated with acute lung injury, bacteremia and mortality. In addition, PcrV, a component protein of the TTSS, has been characterized as a protective...

journal_title：Microbiology and immunology

authors： Yasumoto H,Katoh H,Kinoshita M,Shimizu M,Hamaoka S,Akiyama K,Naito Y,Sawa T

更新日期：2016-02-01 00:00:00

abstract：:A gene for protein Arp4, an IgA receptor protein derived from Streptococcus pyogenes AP4, was expressed in Escherichia coli. The product was demonstrated to be accumulated in a periplasmic space as a polypeptide with an apparent molecular weight of 40 kDa with the deleted C-terminal membrane anchor portion of protein ...

journal_title：Microbiology and immunology

authors： Nakatani T,Higuchi A,Noguchi H

更新日期：1992-01-01 00:00:00

abstract：:We found that a sub-lethal concentration of hydrogen peroxide (HPOx) enhanced the growth of Helicobacter pylori in Brucella broth supplemented with 10% fetal bovine serum (BB/FBS). The enhancement was evident at 0.1 mM HPOx and reached a maximun at 3.5 mM. The growth stimulation was dependent on the basal media used; ...

journal_title：Microbiology and immunology

authors： Murano A,Miyake M,Kato J,Tanzawa H,Takeo K,Noda M

更新日期：1999-01-01 00:00:00

abstract：:Vpr, one of the accessory molecules of HIV-1, has been demonstrated to arrest the cell cycle at the G2 phase. This Vpr-mediated cell cycle arrest is implicated to have an important role in the viral life cycle. In the present study, we quantitate the extent of Vpr-mediated cell cycle arrest with the use of a bicistron...

journal_title：Microbiology and immunology

authors： Yamaguchi T,Watanabe N,Nakauchi H,Koito A

更新日期：1999-01-01 00:00:00

abstract：:We examined the effects of microspheres as antigen carriers in mucosal immunization. Shiga toxin B subunits (Stx1B) were adsorbed on 6 mum polystyrene microspheres, which were then intranasally administered to mice together with cholera toxin (CT). Stx1B-specific serum IgG production and secretory IgA production at lo...

journal_title：Microbiology and immunology

authors： Kurohane K,Kobayashi C,Imai Y

更新日期：2005-01-01 00:00:00

abstract：:We studied the heat resistance and the range of growth temperature o gram-negative rods to find one of the bacterial factors governing their infectivity in exogenous and endogenous infections in predisposed patients. Escherichia coli, Klebsiella pneumoniae, serratia marcescens, Pseudomonas aeruginosa, and Acinetobacte...

journal_title：Microbiology and immunology

authors： Tsuji A,Kaneko Y,Takahashi K,Ogawa M,Goto S

更新日期：1982-01-01 00:00:00

abstract：:Sialyl Lewis X (SLe(x)), an E-selectin ligand, was conjugated with carboxymethylpullulan (CMPul) and the disposition characteristics of this conjugate after intravenous administration were investigated using mice with ear edema. The concentration of 3H-labeled SLe(x)-CMPul in the spleen was significantly high. When CM...

journal_title：Microbiology and immunology

authors： Horie K,Sakagami M,Kuramochi K,Ito T,Hamana H

更新日期：2000-01-01 00:00:00

abstract：:A cytotoxic T lymphocyte (CTL) response to dengue virus-infected target cells is described. Effector cells were generated in an in vitro secondary culture and appeared to be T cells possessing both the Lyt 1.1 and Lyt 2.1 surface antigens. A stronger CTL response was noted with the H-2k haplotype compared to H-2d, and...

journal_title：Microbiology and immunology

authors： Pang T,Devi S,Blanden RV,Lam SK

更新日期：1988-01-01 00:00:00

abstract：:Human immunodeficiency virus type-1 (HIV-1) infection generally provokes antibody responses to the viral envelope glycoprotein. Two major regions of gp120, the third variable (V3) domain and the CD4-binding site, have been identified as neutralization targets. The precise mechanism of HIV-1 neutralization by antibodie...

journal_title：Microbiology and immunology

authors： Harada S

更新日期：2002-01-01 00:00:00

abstract：:We previously reported the establishment of an HEp2 cell line which expresses the US3 protein kinase (PK) of herpes simplex virus type 2 (HSV-2) upon induction with IPTG. Here we report that expression, phosphorylation and ubiquitination of cytokeratin 17 (CK17) are enhanced in US3-expressing HEp2 cells. In vitro kina...

journal_title：Microbiology and immunology

authors： Murata T,Goshima F,Nishizawa Y,Daikoku T,Takakuwa H,Ohtsuka K,Yoshikawa T,Nishiyama Y

更新日期：2002-01-01 00:00:00

abstract：:The biological effect of purified beta toxin of Clostridium perfringens type C in vivo was investigated. After intravenous injection of the purified beta toxin into rats, a rise in blood pressure and a simultaneous fall in heart rate were observed. After the blood pressure reached a maximum, the heart rate recovered g...

journal_title：Microbiology and immunology

authors： Sakurai J,Fujii Y,Matsuura M,Endo K

更新日期：1981-01-01 00:00:00

abstract：:The purpose of this study was to clarify the taxonomic relationship between all the serovars and species of the genus Erysipelothrix by performing DNA-DNA hybridization experiments, the customary criterion for separation of bacterial genospecies. A total of 93 strains were isolated from a wide variety of sources, incl...

journal_title：Microbiology and immunology

authors： Takahashi T,Fujisawa T,Umeno A,Kozasa T,Yamamoto K,Sawada T

更新日期：2008-10-01 00:00:00

abstract：:Mice primed with 1 microgram of reduced and alkylated ovalbumin (RA-OA) developed not only long-lived memory cells for delayed-type hypersensitivity (DTH), capable of differentiating into DTH-effector T cells (DTH-Te) against ovalbumin (OA) when restimulated in vitro with OA, but also spleen cells capable of augmentin...

journal_title：Microbiology and immunology

authors： Kojima A,Tamura SI,Egashira Y

更新日期：1982-01-01 00:00:00

abstract：:VacA, a secretory product of Helicobacter pylori, binds to its cell surface receptor, receptor tyrosine phosphatase (RPTP) beta, leading to cytoplasmic vacuolization of gastric epithelial AZ-521 cells. VacA binding to the cell surface and VacA-dependent vacuolization were inhibited by cell culture media containing fet...

journal_title：Microbiology and immunology

authors： Kimura T,Wada A,Nakayama M,Ogushi K,Nishi Y,De Guzman BB,Moss J,Hirayama T

更新日期：2003-01-01 00:00:00

abstract：:DNase B is a major nuclease and a possible virulence factor in Streptococcus pyogenes. The allelic diversity of streptococcal DNase B (sdaB) gene was investigated in 83 strains with 14 emm genotypes. Of the 15 alleles identified, 11 alleles carried only synonymous nucleotide substitutions. On the other hand, 4 alleles...

journal_title：Microbiology and immunology

authors： Matsumoto M,Sakae K,Hashikawa S,Torii K,Hasegawa T,Horii T,Endo M,Okuno R,Murayama S,Hirasawa K,Suzuki R,Isobe J,Tanaka D,Katsukawa C,Tamaru A,Tomita M,Ogata K,Ikebe T,Watanabe H,Ohta M,Working Group for Group A S

更新日期：2005-01-01 00:00:00

abstract：:A mutant MT of Micrococcus lysodeikticus (luteus) IFO 3333, whose minimum growing unit is not a single cell, but a tetrad unlike the wild-type divides by binary fission of each monococcus, and then separates first into two daughter tetrads, second into four tetrads and third into eight tetrads. The three planes of eit...

journal_title：Microbiology and immunology

authors： Monodane T,Matsushima Y,Kotani S

更新日期：1978-01-01 00:00:00

abstract：:Measuring the amount of HIV-1 DNA in infected cells is important to estimate the size of the viral reservoir in patients. However, the clinical impact of the intracellular viral DNA level remains unclear. The present study examines the clinical significance of the HIV-1 DNA level in peripheral CD4+ T lymphocytes from ...

journal_title：Microbiology and immunology

authors： Wada K,Nagai H,Hagiwara T,Ibe S,Utsumi M,Kaneda T

更新日期：2004-01-01 00:00:00

abstract：:The cell wall of Clostridium difficile GAI 4131 was revealed by electron microscopy to have an outer layer composed of a nearly square array and contained the two major proteins with molecular weights of 38 kDa and 42 kDa. The properties and reassembly of the two major proteins into the regular array were investigated...

journal_title：Microbiology and immunology

authors： Masuda K,Itoh M,Kawata T

更新日期：1989-01-01 00:00:00

abstract：:To evaluate a modified rapid ELISA method for detecting CAg during Toxoplasma gondii infection, we analyzed the specificity and sensitivity of the ELISA method by using experimental Toxoplasma infection in rabbits and also tested this method in human samples including 5428 serum, 548 cerebrospinal fluid and two breast...

journal_title：Microbiology and immunology

authors： Chen R,Lu S,Lou D,Lin A,Zeng X,Ding Z,Wen L,Ohta N,Wang J,Fu C

更新日期：2008-03-01 00:00:00

abstract：:A leukocidin was isolated and purified from autolysates of Pseudomonas aeruginosa strain 158 by a combination of procedures such as column chromatography on DEAE-Sephadex A-50, gel filtration on Sephadex G-100, and zone electrophoresis on pevikon. The purified preparation showed a single band in each experiment using ...

journal_title：Microbiology and immunology

authors： Hirayama T,Kato I,Matsuda F,Noda M

更新日期：1983-01-01 00:00:00

abstract：:Previous studies have demonstrated that the murine monoclonal antibody (MoAb) NM-01 activates the human complement classical pathway resulting in lysis of human immunodeficiency virus (HIV). The present study was performed to determine the availability of the V3-loop of gp120 relative to the complement regulatory prot...

journal_title：Microbiology and immunology

authors： Nakamura M,Okada H,Sasaki H,Yoshida K,Kamada M,Okada N,Terada M,Ohno T

更新日期：1996-01-01 00:00:00

abstract：:In order to count Clostridium tyrobutyricum spores in milk after membrane filtration, murine 21E7-B12 monoclonal antibody was produced. Elution of the monoclonal antibody from this antigen, the flagellar filament protein, by carbohydrate ligands was used to study the epitope structure. A competitive elution of an anti...

journal_title：Microbiology and immunology

authors： Bédouet L,Arnold F,Robreau G,Batina P,Talbot F,Malcoste R

更新日期：1998-01-01 00:00:00

abstract：:Human immunodeficiency virus type-1 (HIV-1) and human T-cell leukemia virus type-I (HTLV-I) have a similar tropism for target cell types, especially for CD4+ T cells. In this study, we provide evidence that receptors of these two viruses exist independently on the target cell. We established an HTLV-I-producing CD8+ T...

journal_title：Microbiology and immunology

authors： Kannagi M,Kuroda MJ,Maeda Y,Harada S

更新日期：1991-01-01 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：: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：:We have previously shown that immunization of mice with plasmid pMEa synthesizing Japanese encephalitis virus (JEV) envelope protein induced anti-JEV humoral and cellular immune responses. We now show that intra-muscular co-administration of mice with pMEa and pGM-CSF, encoding murine granulocyte-macrophage colony-sti...

journal_title：Microbiology and immunology

authors： Bharati K,Appaiahgari MB,Vrati S

更新日期：2005-01-01 00:00:00

abstract：:We previously reported a helper T-cell (Th) epitope (peptide i) which corresponded to the sequence ranging from positions 462 to 479 from the N-terminus of the Friend-murine leukemia virus (F-MuLV) envelope protein (env462-479). Homologous sequences exist in both Moloney-murine leukemia (M-MuLV env452-469) and endogen...

journal_title：Microbiology and immunology

authors： Uenishi H,Iwanami N,Yamagishi H,Nakatani T,Kawasaki T,Tamamura H,Fujii N,Kuribayashi K

更新日期：1998-01-01 00:00:00

abstract：:Interleukin 5 (IL-5), a lymphokine produced by helper T cells, is involved in the regulation of growth and differentiation of B cells and other hematopoietic cells. To elucidate IL-5-mediated intracellular mechanisms, we have established IL-5-dependent and -independent murine early B cell lines, J6 and MJ88-1, respect...

journal_title：Microbiology and immunology

authors： Migita M,Yamaguchi N,Katoh S,Mita S,Matsumoto R,Sonoda E,Tsuchiya H,Matsuda I,Tominaga A,Takatsu K

更新日期：1990-01-01 00:00:00

abstract：:A reversed passive latex agglutination (RPLA) assay for detecting Clostridium difficile toxin A is presented. Purified monoclonal antibody (mAb 37B5) was used for latex sensitization. The culture supernatants of 93 strains of C. difficile were tested by RPLA assay and the results compared with those of a commercially ...

journal_title：Microbiology and immunology

authors： Toma C,Nakamura S,Kamiya S,Nakasone N,Iwanaga M

更新日期：1999-01-01 00:00:00