Immunological characterization of lipopolysaccharides from Proteus strains used in Weil-Felix test and reactivity with patient sera of tsutsugamushi diseases.

abstract：:A bacterial strain with affinity to Candida albicans was successfully obtained from a natural environment. An uncovered Petri dish containing a suspension of heat-killed C. albicans cells was allowed to stand in a laboratory for several days. Some bacteria which had adhered to the candidal cells were tested for their ...

journal_title：Microbiology and immunology

authors： Seki K,Kobayashi K,Tomiya Y,Sakurada J,Murai M,Usui A,Masuda S

更新日期：1998-01-01 00:00:00

abstract：:Sixty-eight sera from the acute, recurrent, and provoked types of female genital herpes were compared for the seroprevalence of herpes simplex virus (HSV) types 1 and 2 by immunodot assay using HSV glycoprotein G. In the HSV-1-isolated patients, no HSV-2 antibodies were detected, whereas in the HSV-2-isolated patients...

journal_title：Microbiology and immunology

authors： Hashido M,Lee FK,Nahmias AJ,Kawana T

更新日期：1997-01-01 00:00:00

abstract：:An environmental isolate of V. mimicus, strain E-33, has been reported to produce and secrete a hemolysin of 63 kDa. The hemolysin is enterotoxic in test animals. The nucleotide sequence of the structural gene of the hemolysin was determined. We found a 2,232 bp open reading frame, which codes a peptide of 744 amino a...

journal_title：Microbiology and immunology

authors： Rahman MM,Miyoshi S,Tomochika K,Wakae H,Shinoda S

更新日期：1997-01-01 00:00:00

abstract：:Our objective was to study the alterations of CD4(+) CD25(+) Foxp3(+) T(regs) in HIV-infected SPs and to examine the role of T(regs) in the disease progression of HIV. The proportion of CD4(+) CD25(+) Foxp3(+) T(regs) in peripheral blood of 24 SPs, 30 asymptomatic HIV-infected patients, 20 AIDS patients, and 16 non-in...

journal_title：Microbiology and immunology

authors： Zhang Z,Jiang Y,Zhang M,Liu J,Sun G,Shi W,Wang Y,Shang H

更新日期：2010-10-01 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：:There is a deficiency in the data concerning the role of hMPV in lower respiratory tract infections in adults, and until now there has been no data available regarding the prevalence of hMPV in adults in our region. In the present study the association of hMPV with varieties of lower respiratory tract disorders in imm...

journal_title：Microbiology and immunology

authors： El Sayed Zaki M,Raafat D,El-Metaal AA,Ismail M

更新日期：2009-11-01 00:00:00

abstract：:Although the RC-HL strain of rabies virus is avirulent in adult mice, the amino acid at position 333 of its G protein is arginine, which is thought to be necessary for virulence in adult mice upon intracerebral inoculation of the virus. This result suggests that besides arginine at position 333, some other positions o...

journal_title：Microbiology and immunology

authors： Ito H,Minamoto N,Watanabe T,Goto H,Rong LT,Sugiyama M,Kinjo T,Mannen K,Mifune K,Konobe T

更新日期：1994-01-01 00:00:00

abstract：:Quantitative PCR (qPCR) of human T-cell leukemia virus type 1 (HTLV-1) provirus is used for HTLV-1 testing and for assessment of risk of HTLV-1-related diseases. In this study, a reference material was developed for standardizing HTLV-1 qPCR. Freeze-dried TL-Om1 cells diluted with Jurkat cells were prepared and an ass...

journal_title：Microbiology and immunology

authors： Kuramitsu M,Okuma K,Nakashima M,Sato T,Sasaki D,Hasegawa H,Umeki K,Kubota R,Sasada K,Sobata R,Matsumoto C,Kaneko N,Tezuka K,Matsuoka S,Utsunomiya A,Koh KR,Ogata M,Ishitsuka K,Taki M,Nosaka K,Uchimaru K,Iwanaga M

更新日期：2018-10-01 00:00:00

abstract：:Us3 is a serine-threonine protein kinase that is encoded by herpes simplex virus 1 (HSV-1). In experimental animal models of HSV infection, peripheral and intracranial inoculations can be used to study viral pathogenicity in peripheral sites (e.g., eyes and vagina) and central nervous systems (CNSs), respectively. In ...

journal_title：Microbiology and immunology

authors： Koyanagi N,Imai T,Arii J,Kato A,Kawaguchi Y

更新日期：2014-01-01 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 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：: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：: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：:Hg- and Cd-spores of Bacillus megaterium QM B1551 were produced in Schaeffer's medium containing mercuric chloride and cadmium chloride respectively. Metals were added to the medium at 9 hr of incubation (Stage V) to give a final concentration of 50 microM. It was found by electron microscopic and biochemical studies ...

journal_title：Microbiology and immunology

authors： Imagawa M,Ichikawa T,Kondo M

更新日期：1982-01-01 00:00:00

abstract：:Mannose-capped lipoarabinomannan (ManLAM) is an immunomodulatory epitope of Mycobacterium tuberculosis (Mtb). An aptamer (ZXL1) that specifically binds to ManLAM from the virulent Mtb H37Rv strain was previously generated and it was found that ZXL1 functions as an antagonist, inhibiting the ManLAM-induced immunosuppre...

journal_title：Microbiology and immunology

authors： Pan Q,Yan J,Liu Q,Yuan C,Zhang XL

更新日期：2017-02-01 00:00:00

abstract：:An important toxin-antitoxin (TA) system hok/sok, encoded by R1 plasmid of Escherichia coli, is involved in the post segregation killing of cells that have lost the plasmid. The lethal properties of hok protein have been utilized for the environmental containment of microbes and the development of potential vaccine ca...

journal_title：Microbiology and immunology

authors： Kaur A,Muthukumarappa T,Kanta P,Banday AZ,Chidananda MK

更新日期：2020-11-01 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：:A VeraCode-allele-specific primer extension (ASPE) method was applied to the detection and genotyping of human papillomavirus (HPV)-DNA. Oligonucleotide primers containing HPV-type-specific L1 sequences were annealed to HPV-DNA amplified by PGMY-PCR, followed by ASPE to label the DNA with biotinylated nucleotides. The...

journal_title：Microbiology and immunology

authors： Kitamura-Muramatsu Y,Kusumoto-Matsuo R,Kondo K,Mori S,Saito S,Tsukahara Y,Kukimoto I

更新日期：2012-02-01 00:00:00

abstract：:Antiplague indirect hemagglutination tests were investigated with Yersinia pestis fraction-I antigen and sera from experimentally infected rodents. The same tests with sera treated with acetone or acetone-2-mercaptoethanol were performed in parallel. Technical conditions were determined to insure the specificity and r...

journal_title：Microbiology and immunology

authors： Suzuki S,Hotta S

更新日期：1979-01-01 00:00:00

abstract：:CD4+ cytotoxic T lymphocytes (CTL) clones, YT-4 and YT-9, specific for Toxoplasma gondii (T. gondii)-infected melanoma SK-MEL 28 (P36), were generated from the peripheral blood lymphocytes (PBL) of a patient with chronic toxoplasmosis. These CTL clones were shown to secrete significant amounts of interleukin 6 (IL-6) ...

journal_title：Microbiology and immunology

authors： Yang TH,Aosai F,Norose K,Ueda M,Yano A

更新日期：1996-01-01 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：:A monoclonal antibody (MoAb) to human neutrophils, designated 3H9, was established by screening for the inhibition of neutrophil adherence to plastic plates containing a medium supplemented with fetal calf serum (FCS medium). The antigen recognized by 3H9 was shown to be present on human leukocytes and found at the hi...

journal_title：Microbiology and immunology

authors： Ohtake K,Takei H,Watanabe T,Sato Y,Yamashita T,Sudo K,Kuroki M,Chihara J,Sendo F

更新日期：1997-01-01 00:00:00

abstract：:We determined the effect of heat-stable enterotoxin produced by Yersinia enterocolitica (Y. enterocolitica ST) on cyclic nucleotide levels in the intestines of 6-day-old mice and in cultured cell line cells. The concentration of cyclic guanosine 3',5'-monophosphate (cyclic GMP) in homogenates of the intestines increas...

journal_title：Microbiology and immunology

authors： Inoue T,Okamoto K,Moriyama T,Takahashi T,Shimizu K,Miyama A

更新日期：1983-01-01 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：:Histopathological observations of changes at the injection site in mice were made for 20 weeks after a single intramuscular (im) injection of aluminum hydroxide-adsorbed tetanus toxoid (Alum-TT), plain tetanus toxoid (TT), or aluminum adjuvant (Alum alone). Marked injury to muscle fibers and infiltration of neutrophil...

journal_title：Microbiology and immunology

authors： Goto N,Akama K

更新日期：1982-01-01 00:00:00

abstract：:Healthy cattle and swine bred in a district of Japan were examined for the presence of Clostridium botulinum in their liver. Liver specimens were cultivated in chopped meat-glucose medium and the cultures were examined for botulinum toxin. In cattle, none of the cultures of 100 liver specimens yielded the toxin. In sw...

journal_title：Microbiology and immunology

authors： Yamakawa K,Kamiya S,Yoshimura K,Nakamura S

更新日期：1992-01-01 00:00:00

abstract：:Methylcellulose-elicited peritoneal macrophages from BALB/c mice were cultivated in vitro and inoculated with dengue virus (DV). At intervals thereafter portions of the culture fluids were taken and titrated for viral infectivity. Extracts from Ascaris suum and Parascaris equorum, either crude or Sephadex G-100 fracti...

journal_title：Microbiology and immunology

authors： Wiharta AS,Hotta H,Hotta S,Matsumura T,Sujudi,Tsuji M

更新日期：1985-01-01 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：:We established an assay system for detecting T cell-replacing factor (TRF) activity of translated materials in Xenopus oocytes of poly (A)-positive mRNA extracted from a T cell hybrid cell line, B151K12 (B151) which constitutively produces TRF. Since it was difficult to detect TRF activity of the translated products o...

journal_title：Microbiology and immunology

authors： Tominaga A,Matsumoto M,Takahashi T,Harada N,Takatsu K

更新日期：1986-01-01 00:00:00

abstract：:The entire cloned human adenovirus type 5 (Ad5) genome is known to be able to generate infectious virus after transfection into 293 cells when the both ends of the genome are exposed by digestion with appropriate restriction enzymes. However, when one or both ends of the genome are tagged with nucleotides and are not ...

journal_title：Microbiology and immunology

authors： Fukuda H,Terashima M,Koshikawa M,Kanegae Y,Saito I

更新日期：2006-01-01 00:00:00