Cytotoxin production by Clostridium sordellii strains.

abstract：:The use of continuous free-flow electrophoresis for the purification of extracted lipopolysaccharides ( LPSs ) was investigated. Commercial (nucleic acid contaminated) LPS preparations, isolated by the hot phenol-water method of Westphal from Salmonella typhimurium and Escherichia coli 0111: B4, were analyzed. Continu...

journal_title：Microbiology and immunology

authors： Kuwae T,Kurata M

更新日期：1984-01-01 00:00:00

abstract：:The major structural proteins of Newcastle disease virus and Sendai virus were localized in infected BHK-21 and MDBK cells by ultrastructural immunoperoxidase cytochemistry using antibodies against the individual viral protein antigens. The intracellular glycoproteins were strictly membrane bound, being localized in t...

journal_title：Microbiology and immunology

authors： Nagai Y,Yoshida T,Hamaguchi M,Nagura H,Hasegawa H,Yoshimura S,Watanabe K

更新日期：1983-01-01 00:00:00

abstract：:The US3 of HSV encodes a serine/threonine protein kinase that is highly conserved among members of the alphaherpesviruses. It is an accessory gene that is not required for viral replication in cultured cells but appears essential for viral survival in humans. Although accumulating in vitro evidence suggested that the ...

journal_title：Microbiology and immunology

authors： Mori I

更新日期：2012-06-01 00:00:00

abstract：:Botulinum neurotoxin (BoNT) is the causative agent of botulism in humans and animals. Only BoNT serotype A subtype 1 (BoNT/A1) is used clinically because of its high potency and long duration of action. BoNT/A1 and BoNT/A subtype 2 (BoNT/A2) have a high degree of amino acid sequence similarity in the light chain (LC) ...

journal_title：Microbiology and immunology

authors： Kohda T,Tsukamoto K,Torii Y,Kozaki S,Mukamoto M

更新日期：2020-07-01 00:00:00

abstract：:Cauliflower mosaic virus (CaMV) open reading frame (ORF) VI product (P6) has been shown to be the major constituent of viral inclusion body, to function as a post-transcriptional transactivator, and to be essential for infectivity on whole plants. Although these findings suggest that P6 has an important role in viral ...

journal_title：Microbiology and immunology

authors： Kobayashi K,Tsuge S,Nakayashiki H,Mise K,Furusawa I

更新日期：1998-01-01 00:00:00

abstract：:Congenitally athymic BALB/cA nu/nu mice were employed to elucidate the role of the thymus in experimental Mycoplasma pulmonis strain m53 infection, and nu/+ mice were used for comparison. Chronic polyarthritis was frequently produced in both of nu/nu and nu/+ mice by intravenous injection of the organisms. Macroscopic...

journal_title：Microbiology and immunology

authors： Tanaka H

更新日期：1979-01-01 00:00:00

abstract：:Murine γδ T cells develop as the first T-cell lineage within the fetal thymus and disproportionately localize in mucosal tissues such as lung, skin, uterus, and intestine of adult mice. These unique developmental features and distribution patterns of γδ T cells enable rapid functioning against various insults from pat...

journal_title：Microbiology and immunology

authors： Shibata K

更新日期：2012-04-01 00:00:00

abstract：:A new type of immuno-cell therapy called BRM-activated killer (BAK) therapy using non-MHC-restricted lymphocytes, CD56-positive cells, was devised. Peripheral blood lymphocytes were selected by immobilization with anti-CD3 monoclonal antibody and cultured for 2 weeks in the presence of IL-2. Thereafter, they were reac...

journal_title：Microbiology and immunology

authors： Ebina T,Ogama N,Shimanuki H,Kubota T,Isono N

更新日期：2001-01-01 00:00:00

abstract：:The effects of B subunit of cholera toxin (CTB) on delayed-type hypersensitivity (DTH) response to influenza vaccine derived from influenza virus A/PR/8/34 (PR-8, HlNl) virus were investigated in B10 mice that were immunized intranasally with both influenza vaccine and CTB. The result showed that intranasal inoculatio...

journal_title：Microbiology and immunology

authors： Kikuta K,Kurata H,Nagamine T,Aizawa C,Ueno Y,Kurata T,Tamura S

更新日期：1990-01-01 00:00:00

abstract：:The extract from ECMS was investigated for its effect on the humoral immune responses to foot-and-mouth disease vaccination. Fifty-six mice were randomly divided into seven groups with eight animals in each. Mice in groups 5 to 7 were subcutaneously (s.c.) injected with 0.5 mg DEX daily for 4 days to induce immunosupp...

journal_title：Microbiology and immunology

authors： Sakwiwatkul K,Li RL,Song XM,Hu SH

更新日期：2010-01-01 00:00:00

abstract：:A clinical isolate of herpes simplex virus 1 (TN-1) from a stromal keratitis patient was found to be defective in the glycoprotein C (gC) gene (UL44), thus resulting in the production of truncated gC upon infection. To study the pathogenetic role of truncated gC, we prepared a recombinant LTN-8 derived from TN-1 with ...

journal_title：Microbiology and immunology

authors： Minagawa H,Liu Y,Yoshida T,Hidaka Y,Toh Y,Mori R

更新日期：1997-01-01 00:00:00

abstract：:An R-form lipopolysaccharide (LPS) extracted from Klebsiella strain LEN-111 (O3-:K1-) by the phenol-chloroform-petroleum ether method was compared with that extracted by the phenol-water method in the ability to form a hexagonal assembly. The LPS which was extracted by the phenol-water method and dialyzed against tap ...

journal_title：Microbiology and immunology

authors： Kato N,Ohta M,Kido N,Ito H,Naito S,Kuno T

更新日期：1985-01-01 00:00:00

abstract：:Vibrio vulnificus infection has attracted special interest because of its high mortality. A strong clinical association exists between hepatic dysfunction and increased morbidity and mortality from V. vulnificus infection. In this study, the effect of C-reactive protein (CRP), a typical hepatogenic acute phase protein...

journal_title：Microbiology and immunology

authors： Chae MR,Park BH,Kim JS,Rho HW,Park JW,Kim HR

更新日期：2000-01-01 00:00:00

abstract：:Although chronic fatigue syndrome (CFS) is known to be the syndrome that begins with an acute flu-like illness that may be due to the exposure to an infectious agent, there has been no convincing evidence on the causative agents. Recently, human T-lymphotropic virus type II (HTLV-II)-like virus has been reported to be...

journal_title：Microbiology and immunology

authors： Honda M,Kitamura K,Nakasone T,Fukushima Y,Matsuda S,Nishioka K,Matsuda J,Hashimoto N,Yamazaki S

更新日期：1993-01-01 00:00:00

abstract：:An emetic toxin cereulide, produced by Bacillus cereus, causes emetic food poisonings, but a method for quantitative measurement of cereulide has not been well established. A current detection method is a bioassay method using the HEp-2 cell vacuolation test, but it was unable to measure an accurate concentration. We ...

journal_title：Microbiology and immunology

authors： Kawamura-Sato K,Hirama Y,Agata N,Ito H,Torii K,Takeno A,Hasegawa T,Shimomura Y,Ohta M

更新日期：2005-01-01 00:00:00

abstract：:Natural killer cells, a critical component of the innate immune system, eradicate both virus-infected cells and tumor cells through cytotoxicity and secretion of cytokines. Human NK cell research has largely been based on in vitro studies because of the lack of appropriate animal models. In this study, a selective pro...

journal_title：Microbiology and immunology

authors： Hattori S,Matsuda K,Kariya R,Harada H,Okada S

更新日期：2016-02-01 00:00:00

abstract：:We prepared polyclonal antibody specific to Mycoplasma pneumoniae. Using this antibody, we developed a latex agglutination test (LAT) for detecting the organism in respiratory exudates as rapid diagnosis of M. pneumoniae infection. Further, LAT was compared with DNA-probe test (DP) which was the only commercially avai...

journal_title：Microbiology and immunology

authors： Masayoshi T,Hirai Y,Kanemasa Y

更新日期：1992-01-01 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：:The activity of glucose dehydrogenase present in resting spores of Bacillus subtilis varied strikingly with the conditions for disrupting the spores by sonic treatment, namely, the time and strength of sonication, and the type and pH of the solution used for suspending the spores. When the resting spores were sonicate...

journal_title：Microbiology and immunology

authors： Tochikubo K,Yasuda Y

更新日期：1983-01-01 00:00:00

abstract：:Site-specific recombinase is widely applied for the regulation of gene expression because its regulatory action is strict and efficient. However, each system can mediate regulation of only one gene at a time. Here, we demonstrate efficient "sequential" gene regulation using Cre-and FLP-expressing recombinant adenoviru...

journal_title：Microbiology and immunology

authors： Kondo S,Takahashi Y,Shiozawa S,Ichise H,Yoshida N,Kanegae Y,Saito I

更新日期：2006-01-01 00:00:00

abstract：:Frauch's micro-slide method was improved to facilitate the endpoint-determination of the Limulus test. Two precise observations, by inverted phase contrast microscopy and with a staining procedure, were newly performed as additions to the slide test. The staining procedure was proposed as an improved method for the Li...

journal_title：Microbiology and immunology

authors： Okuguchi S

更新日期：1978-01-01 00:00:00

abstract：:Immune responses to Helicobacter pylori infection play important roles in gastroduodenal diseases. The contributions of tumor necrosis factor-alpha (TNF-alpha) and interferon-gamma (IFN-gamma) to the induction of gastric inflammation and to the protection from H. pylori infection were investigated using TNF-alpha gene...

journal_title：Microbiology and immunology

authors： Yamamoto T,Kita M,Ohno T,Iwakura Y,Sekikawa K,Imanishi J

更新日期：2004-01-01 00:00:00

abstract：:A chemotaxonomic study was carried out with a new serotyping scheme comprising 35 O-antigen groups of Vibrio fluvialis on the basis of the sugar composition of the polysaccharide portion of their lipopolysaccharide (LPS). A previously developed rapid method of preparing samples for compositional sugar analysis was emp...

journal_title：Microbiology and immunology

authors： Iguchi T,Kondo S,Hisatsune K

更新日期：1993-01-01 00:00:00

abstract：:Porphyromonas gingivalis autolyzes in the culture media. To examine in more detail the molecular components of the autolysate, two-dimensional gel electrophoresis was performed. Many protein spots varied both in number and volume. One of these spots included Arg-gingipain (Rgp) as determined by N-terminal amino acid s...

journal_title：Microbiology and immunology

authors： Kamaguchi A,Nakano M,Shoji M,Nakamura R,Sagane Y,Okamoto M,Watanabe T,Ohyama T,Ohta M,Nakayama K

更新日期：2004-01-01 00:00:00

abstract：:The standard products of V(D)J recombination of immunoglobulin and T cell receptor genes are two kinds of DNA junction, a coding joint and a signal joint. TCR delta V-D and D-D signal joints in adult mouse thymocytes were sequenced following PCR amplification. We observed differential nucleotide insertions at the V de...

journal_title：Microbiology and immunology

authors： Kanari Y,Muto M,Yamagishi H

更新日期：2003-01-01 00:00:00

abstract：:The production of heat-labile enterotoxin (LT) in 76 strains of human enterotoxigenic Escherichia coli (ETEC) varied by a factor of 100. Three ETEC strains that differ in the levels of LT production were chosen for the cloning of LT genes (toxAB) into plasmid pBR322, and the gene structure and expression were compared...

journal_title：Microbiology and immunology

authors： Katayama S,Ninomiya M,Minami J,Okabe A,Hayashi H

更新日期：1990-01-01 00:00:00

abstract：:Four N-acetylchito-oligosaccharides, from tetra-N-acetylchitotetraose (NACOS-4) to hepta-N-acetylchitoheptaose (NACOS-7), were found to increase the number of peritoneal exudate cells (PEC) in male BALB/c mice after 3 hr intraperitoneal administration of 50 mg/kg of each oligosaccharide. The number of attracted cells,...

journal_title：Microbiology and immunology

authors： Suzuki K,Tokoro A,Okawa Y,Suzuki S,Suzuki M

更新日期：1986-01-01 00:00:00

abstract：:The serovar-specific main antigen (TM antigen) of Leptospira interrogans serovar canicola, which as lipopolysaccharide properties, was treated with 0.1 N sodium hydroxide. This treatment degraded the antigen into two major antigenic components, one of high and one of low molecular weight. The component with the lower ...

journal_title：Microbiology and immunology

authors： Tsuji M,Kawaoka Y,Naiki M,Yanagawa R

更新日期：1981-01-01 00:00:00

abstract：:Bordetella pertussis causes whooping cough, a severe and prolonged respiratory disease that results inhas high morbidity and mortality rates, particularly in developing countries. The number incidence of whooping cough cases is increasing in many countries despite high vaccine coverage. Causes for the re-emergence of ...

journal_title：Microbiology and immunology

authors： Suzuki K,Shinzawa N,Ishigaki K,Nakamura K,Abe H,Fukui-Miyazaki A,Ikuta K,Horiguchi Y

更新日期：2017-09-01 00:00:00

abstract：:When the R-form lipopolysaccharide (LPS) from Klebsiella pneumoniae strain LEN-111 (O3-:K1-), from which cationic material had been removed by electrodialysis, was suspended in 50 mM Tris buffer at pH 8.5 containing 0.1 mM or higher concentrations of MgCl2, it formed an ordered two-dimensional hexagonal lattice struct...

journal_title：Microbiology and immunology

authors： Kato N,Ohta M,Kido N,Arakawa Y,Ito H,Naito S

更新日期：1990-01-01 00:00:00