Enhancement of Legionella pneumophila culture isolation from microenvironments by macrophage infectivity potentiator (mip) gene-specific nested polymerase chain reaction.

abstract：:To clarify the humoral immunity in herpes simplex virus (HSV) infection, HSV-specific IgM, IgA and IgG subclass antibody responses were studied in patients with genital herpes: 17 primary, 13 recurrent and 6 nonprimary first episode. A total of 181 serum samples serially collected from the patients, 5 per patient unti...

journal_title：Microbiology and immunology

authors： Hashido M,Kawana T

更新日期：1997-01-01 00:00:00

abstract：:Manipulation of viral genomes is essential for studying viral gene function and utilizing viruses for therapy. Several techniques for viral genome engineering have been developed. Homologous recombination in virus-infected cells has traditionally been used to edit viral genomes; however, the frequency of the expected ...

journal_title：Microbiology and immunology

authors： Suenaga T,Kohyama M,Hirayasu K,Arase H

更新日期：2014-09-01 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：:Stromal cell-derived factor-1 (SDF-1) is an efficacious chemoattractant for lymphocytes, monocytes and hematopoietic progenitor cells. In the present study, we examined whether SDF-1 has growth promoting activity on human peripheral T cells and analyzed the possible underlying signal transduction pathways. SDF-1 augme...

journal_title：Microbiology and immunology

authors： Yonezawa A,Hori T,Sakaida H,Uchiyama T

更新日期：2000-01-01 00:00:00

abstract：:Mammals have co-evolved with retroviruses, including lentiviruses, over a long period. Evidence supporting this contention is that viral infectivity factor (Vif) encoded by lentiviruses antagonizes the anti-viral action of cellular apolipoprotein B mRNA editing enzyme catalytic polypeptide-like 3 (APOBEC3) of the host...

journal_title：Microbiology and immunology

authors： Yoshikawa R,Izumi T,Nakano Y,Yamada E,Moriwaki M,Misawa N,Ren F,Kobayashi T,Koyanagi Y,Sato K

更新日期：2016-06-01 00:00:00

abstract：:It has been suggested that infectious entry of rubella virus (RV) is conducted by receptor mediated endocytosis. To explore the cellular entry mechanism of RV, inhibitory effects of drugs affecting various endocytic pathways on RV entry into VeroE6 cells were analyzed. Results showed that RV infectious entry into Vero...

journal_title：Microbiology and immunology

authors： Kee SH,Cho EJ,Song JW,Park KS,Baek LJ,Song KJ

更新日期：2004-01-01 00:00:00

abstract：:Interleukin-12 is one of the cytokines that induce acquired immunity by progressing the differentiation of T cells. When antigens are presented by APCs, including macrophages and DCs, T cells are activated and produce the Th1 cytokines IL-2 and IFN-γ. We have previously reported greater IL-12 production from macrophag...

journal_title：Microbiology and immunology

authors： Taniguchi K,Miyatake Y,Hayashi D,Takami A,Itoh S,Yamamoto S,Hida S,Onozaki K,Takii T

更新日期：2015-11-01 00:00:00

abstract：:We have developed an indirect microhemagglutination test (IMHA) for detecting antibodies to Borrelia burgdorferi using formalin-fixed chicken erythrocytes sensitized with a sonicated extract of the bacteria. The specificity of IMHA for Lyme disease was compared with that of a conventional indirect immunoperoxidase tec...

journal_title：Microbiology and immunology

authors： Fujita H,Sato T,Ohara Y,Homma M

更新日期：1991-01-01 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：: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：:To determine the extent of genetic diversity of Salmonella choleraesuis subspecies choleraesuis serovar Infantis and whether environmental isolates were similar or identical to human isolates, a total of 110 isolates from humans, broiler samples, egg production facilities, riverwater, sewage, and chicken meat were ana...

journal_title：Microbiology and immunology

authors： Murakami K,Horikawa K,Otsuki K

更新日期：1999-01-01 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：:Streptococcus suis infection induces formation of neutrophil extracellular traps (NETs) in vitro; however, the contribution of NETs-mediated killing to the pathogenesis of S. suis in vivo is yet to be elicited. The findings of the present study indicated that extracellular DNA fiber can be induced in a murine model in...

journal_title：Microbiology and immunology

authors： Zhao J,Lin L,Fu L,Han L,Zhang A

更新日期：2016-04-01 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：:Filamentous phage, fs1, was obtained from Vibrio cholerae O139. The lysogenized strains produced a large amount of fs1 phage in the culture supernatant. This phage was previously reported as novel fimbriae of that organism. The genome of the phage was a 6.5 kb single-stranded DNA. The capsid of fsl consists of a small...

journal_title：Microbiology and immunology

authors： Nakasone N,Honma Y,Toma C,Yamashiro T,Iwanaga M

更新日期：1998-01-01 00:00:00

abstract：:Influenza A virus (IAV) PA-X is a critical ribonuclease protein involved in host cell shutoff but its role in modulating the host immune response to IAV infection remains to be addressed. In this study, host cellular proteins that directly interact with PA-X were screened to investigate the biological function of PA-X...

journal_title：Microbiology and immunology

authors： Li M,Qi W,Chang Q,Chen R,Zhen D,Liao M,Wen J,Deng Y

更新日期：2020-11-26 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：:In malignant B lymphoma cells interleukin-10 (IL-10) expression is frequently upregulated. This effect is thought to support to the malignant transformation of these cells and to be a potential target for pharmacotherapy. To define better the mechanism for upregulation of the IL-10 gene, we tested the association betw...

journal_title：Microbiology and immunology

authors： Horie K,Ohashi M,Satoh Y,Sairenji T

更新日期：2007-01-01 00:00:00

abstract：:A 9.8-kbp DNA fragment which contained a neurotoxin gene and its upstream region was cloned from Clostridium botulinum type D strain CB-16. Nucleotide sequencing of the fragment revealed that genes encoding for hemagglutinin (HA) subcomponents and one for a nontoxic-nonhemagglutinin (NTNH) component were located upstr...

journal_title：Microbiology and immunology

authors： Ohyama T,Watanabe T,Fujinaga Y,Inoue K,Sunagawa H,Fujii N,Inoue K,Oguma K

更新日期：1995-01-01 00:00:00

abstract：:In this review, we have emphasized: 1) bacterial lipopolysaccharide (LPS) involvement in IgA responses to orally administered thymic-dependent (TD) antigens; 2) characterization of Peyer's patch (PP) lymphoreticular cells; and 3) gastrointestinal immunization with gram negative pathogens and anti-LPS immunity to infec...

journal_title：Microbiology and immunology

authors： McGhee JR,Michalek SM,Kiyono H,Eldridge JH,Colwell DE,Williamson SI,Wannemuehler MJ,Jirillo E,Mosteller LM,Spalding DM

更新日期：1984-01-01 00:00:00

abstract：:Coagulase negative staphylococci (CNS) are significant pathogens, particularly in medical device related infections and in immunocompromised patients. Five CNS strains were isolated from 5 NOS2 knockout mice with dermatitis. Histologically, granulomatous dermatitis was found in the skin around the ear with epidermal u...

journal_title：Microbiology and immunology

authors： Won YS,Kwon HJ,Oh GT,Kim BH,Lee CH,Park YH,Hyun BH,Choi YK

更新日期：2002-01-01 00:00:00

abstract：:Mg2+-availability in Staphylococcus aureus cells decreased significantly with increasing NaCl concentration in growth media. Cells grew in a NaCl-free, Chelex resin-treated complex medium only if the medium was supplemented with 50 microM MgCl2, while, growth was limited when the medium was further supplemented with 1...

journal_title：Microbiology and immunology

authors： Ochiai T

更新日期：2001-01-01 00:00:00

abstract：:An extract of Candida albicans isolated from a patient with typical mucocutaneous lymph node syndrome (MCLS) can produce coronary arteritis in a mouse when injected intraperitoneally. An unusual feature of this arteritis is that it is granulomatous, shows no fibrinoid change and is confined to the coronary arteries. T...

journal_title：Microbiology and immunology

authors： Murata H

更新日期：1979-01-01 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：:There was a significant amount of non-specific, but not of allergen (e.g., papain, mite feces and four kinds of pollen)-specific, IgE antibodies (Abs) in the sera of normal mice. An i.n. injection of each allergen without adjuvant into mice caused an increase in total IgE Ab titers with a similar time course in the se...

journal_title：Microbiology and immunology

authors： Hannya N,Ogita-Nakanishi H,Kato R,Ijiri Y,Hayashi T,Tanaka K,Kawata R,Takenaka H,Kubota T,Yoshida R

更新日期：2018-02-01 00:00:00

abstract：:Two gram-negative, catalase-negative, oxidase-positive strains (PAGU 1467T and PAGU 1468) isolated from patients with infective endocarditis were investigated to determine their taxonomic status. 16S rRNA gene sequence analysis indicated that the two strains were members of the Bergeyella-Chryseobacterium-Riemerella b...

journal_title：Microbiology and immunology

authors： Tomida J,Fujiwara N,Naka T,Morita Y,Sawabe E,Tojo N,Kikuchi K,Kawamura Y

更新日期：2019-03-01 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 on 31 strains of non-O1 Vibrio cholerae bio-serogroup Hakata, isolated in Japan, which possesses the Inaba antigen C of O1 V. cholerae. On the basis of the compositional sugar pattern of the polysaccharide portion of their lipopolysaccharides, the 23 strains isolated from the env...

journal_title：Microbiology and immunology

authors： Kondo S,Iguchi T,Haishima Y,Isshiki Y,Hisatsune K

更新日期：1989-01-01 00:00:00

abstract：:A high molecular weight proteinaceous factor in the cell extract of sarcoma 180 (S-180) was found to inhibit phorbol myristate acetate (PMA)-triggering of macrophage H2O2 release. This factor (S-180 factor) was stable at 56 C for 1 hr and resistant to ultraviolet-irradiation. The S-180 factor inhibited the specific bi...

journal_title：Microbiology and immunology

authors： Tomioka H,Saito H

更新日期：1985-01-01 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