Expression of the colH gene encoding Clostridium histolyticum collagenase in Bacillus subtilis and its application to enzyme purification.

abstract：:The effect of dermonecrotic toxin (DNT), fimbrial hemagglutinin (FHA), K-agglutinogen, lipopolysaccharide (LPS), and pertussigen from Bordetella pertussis on the production of IgE and IgG1 antibodies to hen egg albumin (Ea) was investigated in C57BL/6 mice. The IgE antibody contents were determined by passive cutaneou...

journal_title：Microbiology and immunology

authors： Sekiya K

更新日期：1983-01-01 00:00:00

abstract：:The Fr/V and Oc/V sibling viruses of the Osaka-1 strain of the subacute sclerosing panencephalitis (SSPE) virus were defective in cell-free virus production. By radioimmunoprecipitation assay, the matrix (M) protein was not detected in cells persistently infected with the Osaka-1 strain. This undetectable expression w...

journal_title：Microbiology and immunology

authors： Ayata M,Hayashi K,Seto T,Murata R,Ogura H

更新日期：1998-01-01 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：:Alpha-fetoprotein (AFP) expression is observed in embryonic tissues and, the expression of this protein is absent in normal adult tissues. The re-elevation of serum AFP strongly suggests generation of a malignant tumor in an adult. We demonstrated here that AFP-producing gastric cancer (AFP-gastric cancer) could be tr...

journal_title：Microbiology and immunology

authors： Miura Y,Kataoka H,Joh T,Tada T,Asai K,Nakanishi M,Okada N,Okada H

更新日期：2004-01-01 00:00:00

abstract：:Unmethylated CpG-ODN are known to enhance Th1-type immune response. However, optimal sequences of CpG-ODN for activating Th1-type immune cells vary among species. It is necessary to identify the effective CpG-ODN sequences in each species. In the present study, in order to identify the sequences of CpG-ODN that produc...

journal_title：Microbiology and immunology

authors： Satoh R,Kotake M,Takano T,Motokawa K,Gemma T,Watanabe R,Arai S,Hohdatsu T

更新日期：2011-03-01 00:00:00

abstract：:A polymyxin B (PXB)-resistant mutant of Klebsiella pneumoniae O3 was isolated. Lipopolysaccharide (LPS) extracted from the PXB-resistant isolate bound little PXB, although LPS from the parental strain did. The 31P nuclear magnetic resonance (NMR) spectrum of PXB-resistant type LPS showed that it contained much less of...

journal_title：Microbiology and immunology

authors： Yokochi T,Inoue Y,Jiang GZ,Kato Y,Sugiyama T,Kawai M,Fukada M,Takahashi K

更新日期：1994-01-01 00:00:00

abstract：:Chikungunya virus (CHIKV) an arthropod-borne Alphavirus is responsible for chikungunya fever and joint pain etc. Arthralgia is a major symptom; some patients recover early while others suffer for a very long time. Epidemiology and molecular characterization of three whole-genome sequences of CHIKV have been carried ou...

journal_title：Microbiology and immunology

authors： Khan N,Bhat R,Jain V,Raghuvendara B S,Patel AK,Ray P

更新日期：2020-12-21 00:00:00

abstract：:Pneumocystis spp. are opportunistic fungal pathogens that are closely associated with severe pneumonia and pulmonary complications in patients with impaired immunity. In this study, the antigenic epitopes of the gene encoding the 55 kDa antigen fragment of Pneumocystis (p55), which may play an important role in Pneumo...

journal_title：Microbiology and immunology

authors： Fan H,Guo JY,Ma SL,Zhang N,An CL

更新日期：2016-06-01 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：:Autoantibodies to IgE and beta2-adrenergic receptor have been reported in patients with allergic rhinitis. To investigate whether autoimmunity in allergic rhinitis is directed to such limited molecules or directed to a wide range of self proteins, we here attempted to survey autoantigens/autoantibodies comprehensively...

journal_title：Microbiology and immunology

authors： Nakamura M,Tsutsumi K,Ooka S,Sekine T,Koizuka I,Nishioka K,Kato T

更新日期：2004-01-01 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：:Water-insoluble glucan (WIG) produced by mutans streptococci, an important cariogenic pathogen, plays an important role in the formation of dental biofilm and adhesion of biofilm to tooth surfaces. Glucanohydrolases, such as mutanase (α-1,3-glucanase) and dextranase (α-1,6-glucanase), are able to hydrolyze WIG. The pu...

journal_title：Microbiology and immunology

authors： Otsuka R,Imai S,Murata T,Nomura Y,Okamoto M,Tsumori H,Kakuta E,Hanada N,Momoi Y

更新日期：2015-01-01 00:00:00

abstract：:Periapical lesions are induced by bacterial infection of the dental pulp and result in destruction of the surrounding alveolar bone. Although various immunological studies concerning periapical bone resorption have been reported, the role of cytokines in the formation of periapical lesions remains unclear. In this stu...

journal_title：Microbiology and immunology

authors： Oseko F,Yamamoto T,Akamatsu Y,Kanamura N,Iwakura Y,Imanishi J,Kita M

更新日期：2009-05-01 00:00:00

abstract：:We elucidated the contribution of Valpha14 NKT cells to Th1 response and host resistance against mycobacterial infection. In Valpha14 NKT cell-deficient mice, host defense and DTH response to Mycobacterium bovis BCG were not different from wild-type mice after pulmonary infection. There was no significant difference i...

journal_title：Microbiology and immunology

authors： Kawakami K,Kinjo Y,Uezu K,Yara S,Miyagi K,Koguchi Y,Nakayama T,Taniguchi M,Saito A

更新日期：2002-01-01 00:00:00

abstract：:Cryptosporidium spp. is a major cause of diarrhea in developing countries, mainly affecting people with compromised immune systems in general and HIV-infected individuals with low CD4 + T-cell counts in particular. This infection is self-limiting in healthy persons; however, it can be severe, progressive and persisten...

journal_title：Microbiology and immunology

authors： Izadi M,Jonaidi-Jafari N,Saburi A,Eyni H,Rezaiemanesh MR,Ranjbar R

更新日期：2012-12-01 00:00:00

abstract：:Butanol-extracted water-soluble adjuvant (Bu-WSA) obtained from Bacterionema matruchotii was cultured with peripheral blood mononuclear cells (PBM) in the presence of sub- and/or supra-optimal mitogenic concentrations of concanavalin A (Con A). The addition of Bu-WSA resulted in increased tritiated thymidine incorpora...

journal_title：Microbiology and immunology

authors： Nitta T,Okumura S,Tsushi M,Nakano M

更新日期：1982-07-01 00:00:00

abstract：:The Env and Gag proteins of HIV-1 are the two major structural proteins of this retrovirus. The interactions between Env and Gag proteins and their regulation in HIV-1 are required for several steps of the replication cycle, involving not only virus assembly, specifically Env incorporation, but also entry steps after ...

journal_title：Microbiology and immunology

authors： Murakami T

更新日期：2008-05-01 00:00:00

abstract：:This study investigated the mechanisms of resistance of 36 quinolone-resistant Salmonella Typhimurium strains isolated from outpatients with infectious diarrhea in Beijing Tian Tan Hospital between 2013 and 2015. The resistance spectrum of the 36 strains was measured using a broth dilution method. Class 1 integrons ha...

journal_title：Microbiology and immunology

authors： Yuan J,Guo W

更新日期：2017-04-01 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：:A cholera-like enterotoxin was purified from Vibrio cholerae O139 strain AI-1841 isolated from a diarrheal patient in Bangladesh. Its characteristics were compared with that of cholera toxins (CTs) of classical strain 569B and El Tor strain KT25. Al-1841 produced as much toxin as O1 strains. The toxins were indistingu...

journal_title：Microbiology and immunology

authors： Nakashima K,Eguchi Y,Nakasone N

更新日期：1995-01-01 00:00:00

abstract：:A rapid method to determine the allelic variants of the sheep PrP gene was developed. DNA samples from 128 Suffolk sheep (39 rams and 89 ewes) were screened by using polymerase chain reactions and dot-blot hybridization with 32P-labeled nine allele-specific oligonucleotide probes corresponding to the polymorphic PrP c...

journal_title：Microbiology and immunology

authors： Ishiguro N,Shinagawa M,Onoe S,Yamanouchi K,Saito T

更新日期：1998-01-01 00:00:00

abstract：:Vibrio hollisae strains isolated recently from patients in various locations were examined for the presence of the thermostable direct hemolysin gene (tdh) using nucleic acid hybridization and polymerase chain reaction assays. The results were consistent with the previous finding that all strains of V. hollisae carry ...

journal_title：Microbiology and immunology

authors： Nishibuchi M,Janda JM,Ezaki T

更新日期：1996-01-01 00:00:00

abstract：:Children with renal diseases are typically treated with immunosuppressive drugs, which place them at high risk of reactivation of the BK virus (BKV). Currently, little is known about the impact of immunosuppressive drugs on the kinetics of urinary shedding of BKV and viral reactivation in pediatric patients with renal...

journal_title：Microbiology and immunology

authors： Yamamoto Y,Morooka M,Ihira M,Yoshikawa T

更新日期：2015-01-01 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：: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：:In recent years, phosphatidylinositol 4-kinase III beta (PI4KB) has emerged as a conserved target of anti-picornavirus compounds. In the present study, PI4KB was identified as the direct target of the plant-derived anti-picornavirus compounds, oxoglaucine and pachypodol (also known as Ro 09-0179). PI4KB was also ident...

journal_title：Microbiology and immunology

authors： Arita M,Philipov S,Galabov AS

更新日期：2015-06-01 00:00:00

abstract：:Virulence of Coxsackie virus B3 (CB3) was compared in mice between strain SK-74 isolated from a patient and strain T-70 isolated from a healthy child as well as between prototype strain Nancy and its mouse-passaged derivative strain PMH. Strain SK-74 showed a high mortality (40-80%), while strain T-70 did not induce d...

journal_title：Microbiology and immunology

authors： Komatsu T,Hashimoto I,Kohara T

更新日期：1983-01-01 00:00:00

abstract：:In order to assess the role of the route of immunization on the immunogenicity of killed Salmonella vaccine, mice were immunized with killed S. enteritidis by intraperitoneal (i.p.) and intradermal (i.d.) routes. Whereas the former was non-immunogenic, the i.d. immunization generated an excellent delayed-type hypersen...

journal_title：Microbiology and immunology

authors： George A,Shroff KE,Rath S,Ghosh SN,Sengupta SR,Kamat RS

更新日期：1989-01-01 00:00:00

abstract：:Nineteen strains of Newcastle disease virus (NDV) isolated from wild ducks in Japan were placed into 4 distinct antigenic groups on the basis of their reactivities to 8 monoclonal antibodies against the HN molecule of NDV in hemagglutination inhibition tests. The NDV strains of duck origin were antigenically distinct ...

journal_title：Microbiology and immunology

authors： Kawamura M,Nagata-Matsubara K,Nerome K,Yamane N,Kida H,Kodama H,Izawa H,Mikami T

更新日期：1987-01-01 00:00:00

abstract：:In order to elucidate the molecular characteristics of Japanese encephalitis (JE) virus in Okinawa, 23 strains of JE virus isolated in a 25-year span were sequenced for the 240 nucleotides of the C-preM junction region and 111 nucleotides of the E gene region and compared with those of reference strains isolated in ma...

journal_title：Microbiology and immunology

authors： Ma SP,Arakaki S,Makino Y,Fukunaga T

更新日期：1996-01-01 00:00:00