Molecular cloning and expression of the epidermolytic toxin A gene of Staphylococcus aureus.

abstract：:As one of the dominant bacteria in the ocean, Vibrio play important roles in maintaining the aquatic ecosystem. In this study, we studied the phylogenetic relationships of 32 Vibrio based on the 16S rRNA genes sequences and utilized substrate immersing zymography method to detect the trend of protease production and c...

journal_title：Microbial pathogenesis

authors： Liu D,Wu C,Wu R,Huang J,Liao B,Lei M,Zhang Y,He H

更新日期：2019-06-01 00:00:00

abstract：:Binding of human enterotoxigenic Escherichia coli (ETEC) to the small intestine is a prerequisite for colonization and is mediated by colonization factor (CF) antigens. Coli surface antigen 6 (CS6) is considered a CF but binding to isolated enterocytes has not been established. In this study bacteria expressing CS6 we...

journal_title：Microbial pathogenesis

authors： Helander A,Hansson GC,Svennerholm AM

更新日期：1997-12-01 00:00:00

abstract：:Vibrio cholerae elaborates zonula occludens toxin (Zot), a protein that increases the permeability of small intestinal mucosa by opening intercellular tight junctions. The zot gene is located, together with the genes encoding CT and Ace enterotoxins, within the genome of V. cholerae filamentous phage CTXsmall ef, Cyri...

journal_title：Microbial pathogenesis

authors： Uzzau S,Cappuccinelli P,Fasano A

更新日期：1999-12-01 00:00:00

abstract：:Aeromonosis is a fish disease that leads to haemorrhagic septicaemia and high mortality. The detection of early behavioural changes associated to this disease could be helpful in anticipating the initiation of treatment, increasing the probability of success. The influence of this disease on the hypothalamic-pituitary...

journal_title：Microbial pathogenesis

authors： Bandeira Junior G,de Freitas Souza C,Descovi SN,Antoniazzi A,Cargnelutti JF,Baldisserotto B

更新日期：2019-07-01 00:00:00

abstract：:The study was conducted to examine the antioxidant enzymes induced by Trichoderma viride JAU60 as initial defense response during invasion of rot pathogen Aspergillus niger Van Tieghem in five groundnut varieties under pot culture. Seed treatment of T. viride JAU60 reduced 51-58% collar rot disease incidence in differ...

journal_title：Microbial pathogenesis

authors： Gajera HP,Katakpara ZA,Patel SV,Golakiya BA

更新日期：2016-02-01 00:00:00

abstract：:Up to 28-fold differences in vacA expression in Helicobacter pylori strains grown in vitro were demonstrated by real time quantitative RT-PCR. These large differences in expression were unrelated to putative -35 and -10 motifs or to other untranslated sequences upstream of the ATG start site. The lack of correlation b...

journal_title：Microbial pathogenesis

authors： Ayala G,Chihu L,Perales G,Fierros-Zárate G,Hansen LM,Solnick JV,Sánchez J

更新日期：2004-09-01 00:00:00

abstract：:BALB/c mice were infected with 10(5) colony forming units (cfu) of Mycobacterium avium TMC 702 i.v. and the growth of the inoculum followed in the spleens of control mice. Other infected mice given weekly doses of 1 microgram of TGF-b1 or weekly doses of 2 mg of a rabbit antiserum against mouse TGF-b1 were evaluated f...

journal_title：Microbial pathogenesis

authors： Denis M,Ghadirian E

更新日期：1991-11-01 00:00:00

abstract：:Dendritic cells (DCs) are key linkages between innate immunity and acquired immunity. The antigens that promote the functions of DCs might be the effective candidates of novel vaccine. In this research, the ability of ubiquitin-conjugating enzyme (UCE), a recognized common antigens among chicken Eimeria species, to st...

journal_title：Microbial pathogenesis

authors： Lakho SA,Haseeb M,Huang J,Hasan MW,Naqvi MA,Zhou Z,Song X,Yan R,Xu L,Li X

更新日期：2020-06-01 00:00:00

abstract：:Tuberculosis is the leading infectious disease in the world. Mycobacterium tuberculosis, the causal agent of this disease, invades macrophages and can replicate inside them. Because invasion of macrophages is a critical step for establishing a mycobacterial infection, there is much interest in understanding the mechan...

journal_title：Microbial pathogenesis

authors： Velasco-Velázquez MA,Barrera D,González-Arenas A,Rosales C,Agramonte-Hevia J

更新日期：2003-09-01 00:00:00

abstract：:The gene (ystB) encoding the novel subtype of the heat-stable enterotoxin (Y-STb) was cloned from the chromosome of a clinical isolate of Yersinia enterocolitica 84-50 (serotype O:5, biotype 1A) and the nucleotide sequence was determined. The ystB contained 216 base pairs that encoded a protein of 71 amino acid residu...

journal_title：Microbial pathogenesis

authors： Ramamurthy T,Yoshino Ki,Huang X,Balakrish Nair G,Carniel E,Maruyama T,Fukushima H,Takeda T

更新日期：1997-10-01 00:00:00

abstract：:Intravenous inoculation of Swiss mice with S. aureus leads to severe synovial joint tissue swelling along with prominent T lymphocyte infiltrate with associated inflammation in synovial tissue. Cytokines released from macrophages such as TNF-α, IL-1β and IL-6 the main players that precede cartilage and bone destructio...

journal_title：Microbial pathogenesis

authors： Dey I,Bishayi B

更新日期：2017-12-01 00:00:00

abstract：:In order to characterize the toxicity of the hemorrhagic toxin of Clostridium sporogenes isolated from the rabbit with antibiotic-associated hemorrhagic diarrhoea, we studied the toxin productivity of C. sporogenes cultured in various media and the toxic effect of the partially purified preparation of the culture supe...

journal_title：Microbial pathogenesis

authors： Hara-Kudo Y,Ogura A,Noguchi Y,Terao K,Kumagai S

更新日期：1997-01-01 00:00:00

abstract：:We have recently shown that a mouse lung infection model resulting in acute pneumonia could be used for evaluating the protective immunity induced by mucosal vaccines against Vibrio cholerae. In order to gain insight and better understanding of the pathogenicity of V. cholerae infection, we identified and compared pro...

journal_title：Microbial pathogenesis

authors： Kang SS,Baik JE,Yang JS,Cho K,Yun CH,Han SH

更新日期：2015-09-01 00:00:00

abstract：:It was recently shown that, as in yeast, alcohols selectively increase the hemolytic properties of certain staphylococci strains. This phenomenon has been called 'microbial alcohol-conferred hemolysis'(MACH). Here we present the changes in gene expression by Staphylococcus aureus 8325-4, in response to ethanol. Ethano...

journal_title：Microbial pathogenesis

authors： Korem M,Gov Y,Rosenberg M

更新日期：2010-02-01 00:00:00

abstract：:In this study we generated and characterized a series of monoclonal antibodies (mAbs) against GII.6 norovirus (NoV) virus like particles (VLPs). Mice were immunized with purified GII.6 NoV VLPs and peptide-bovine serum albumin (BSA) conjugates with the peptide sequence (31 aa) derived from the trypsin cleavage region....

journal_title：Microbial pathogenesis

authors： Qiu S,Zheng L,Qin C,Yin X,Ma J,Liu J,Yang Z,Li C,Wang Y,Wang M,Qi Y,Huo Y

更新日期：2020-02-26 00:00:00

abstract：:Mouse macrophages activated by gamma interferon (IFN-gamma) and bacterial lipopolysaccharide (LPS) are highly cytotoxic for the enteric protozoan parasite Entamoeba histolytica. Herein, we show that this killing by activated macrophages is L-arginine dependent, inasmuch as it was blocked by exogenous arginase or NG-mo...

journal_title：Microbial pathogenesis

authors： Denis M,Ghadirian E

更新日期：1992-03-01 00:00:00

abstract：:A number of different techniques were used to analyse classic and atypical serogroup O:11 Aeromonas isolates. Five of seven atypical O:11, S layer-negative strains lacking a homogeneous LPS side-chain pattern exhibited varying degrees of mouse pathogenecity. One virulent atypical strain (AH-77) synthesized a surface a...

journal_title：Microbial pathogenesis

authors： Kokka RP,Vedros NA,Janda JM

更新日期：1991-01-01 00:00:00

abstract：:Docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA) are two major omega-3 polyunsaturated fatty acids (n-3 PUFAs) with antimicrobial properties. In this study, we evaluated the potential antibacterial and antibiofilm activities of DHA and EPA against two periodontal pathogens, Porphyromonas gingivalis (P. gingi...

journal_title：Microbial pathogenesis

authors： Sun M,Zhou Z,Dong J,Zhang J,Xia Y,Shu R

更新日期：2016-10-01 00:00:00

abstract：BACKGROUND:It is generally considered that HLA-Ⅱ genes contribute to the Helicobacter pylori (Hp) infection and disease development process. AIMS:To perform a meta-analysis to explore the relationship between HLA-Ⅱgene polymorphism and host susceptibility to Hp infection. METHODS:Relevant cohort studies, case-control...

journal_title：Microbial pathogenesis

authors： Wang J,Zhang Q,Liu Y,Han J,Ma X,Luo Y,Liang Y,Zhang L,Hu Y

更新日期：2015-05-01 00:00:00

abstract：:The live oral typhoid vaccine Ty21a has proved to confer protection against the disease at least as effectively as killed parenteral vaccines, whereas killed oral vaccines have not been protective in field trials. This prompted us to compare the immune response of subjects vaccinated either with live oral, killed oral...

journal_title：Microbial pathogenesis

authors： Kantele A,Arvilommi H,Kantele JM,Rintala L,Mäkelä PH

更新日期：1991-02-01 00:00:00

abstract：:Edwardsiella tarda, an important fish pathogenic bacterium, could utilize type III secretion system (T3SS) to transfer multiple effector proteins into host cells during infection. EseG was identified to be an E. tarda T3SS effector, which could be injected by T3SS into non-phagocytic cells. Since E. tarda is a faculta...

journal_title：Microbial pathogenesis

authors： Fang S,Zhang L,Lou Y,Yang D,Wang Q,Zhang Y,Liu Q

更新日期：2016-08-01 00:00:00

abstract：:Chronic burn wound infections caused by Stapyhylococcus aureus (S. aureus) are largely associated with biofilm formation. However, the mechanism by which S. aureus form biofilm in clinical environments is far less understood. In the present study we addressed the association between biofilm formation and membrane vesi...

journal_title：Microbial pathogenesis

authors： He X,Yuan F,Lu F,Yin Y,Cao J

更新日期：2017-09-01 00:00:00

abstract：:Fimbrial adhesins and hemolysins contribute to pathogenicity of extraintestinal Escherichia coli isolates causing urinary tract infections (UTI), sepsis and new born meningitis (NBM). Using gene cloning techniques and pulse field electrophoresis in combination with Southern hybridizations it was demonstrated that the ...

journal_title：Microbial pathogenesis

authors： Hacker J,Bender L,Ott M,Wingender J,Lund B,Marre R,Goebel W

更新日期：1990-03-01 00:00:00

abstract：:A common feature of many chlamydial infections is that they are often asymptomatic and may persist for long periods of time if left untreated. In addition to the well recognized lytic stage of the chlamydial developmental cycle, evidence is now emerging to support a persistent phase in the cycle in which the reticulat...

journal_title：Microbial pathogenesis

authors： Mathews S,George C,Flegg C,Stenzel D,Timms P

更新日期：2001-06-01 00:00:00

abstract：:Salmonella is an important cause of food-borne infection worldwide. Detection of outbreaks caused by Salmonella spp. relies on suitable and robust methods for genotyping. Little is known about the genetic diversity of the Salmonella enterica subspecies enterica serotype Infantis strains isolated from human sources in ...

journal_title：Microbial pathogenesis

authors： Ranjbar R,Ahmadi M,Memariani M

更新日期：2016-11-01 00:00:00

abstract：:The corticosteroid-treated animal is well established as an experimental model for the study of Pneumocystis carinii pneumonitis (PCP). Latent or acquired infection with P. carinii in the murine lung progresses to fatal pneumonitis when the host is profoundly immunocompromized. In this study the effects of five immuno...

journal_title：Microbial pathogenesis

authors： Oz HS,Hughes WT,Rehg JE,Thomas EK

更新日期：2000-09-01 00:00:00

abstract：:Medicinal plants are often the only therapeutic resource for many communities and ethnic groups. Cordia verbenacea DC., "Erva-baleeira," is one of the species of plants currently used to produce a phytotherapeutic product extracted from its leaves. The present study aimed to establish its chemical profile, antibacteri...

journal_title：Microbial pathogenesis

authors： Matias EFF,Alves EF,Silva MKN,Carvalho VRA,Medeiros CR,Santos FAV,Bitu VCN,Souza CES,Figueredo FG,Boligon AA,Athayde ML,Costa JGM,Coutinho HDM

更新日期：2016-06-01 00:00:00

abstract：:Anthemis species are traditionally used to treat infectious and inflammatory processes, among others clinical disturbances. In the current study, the chemical composition, the total phenolic and flavonoid contents, the antioxidant, anticholinesterase, antimicrobial, and antibiofilm activities of Anthemis stiparum subs...

journal_title：Microbial pathogenesis

authors： Chemsa AE,Zellagui A,Öztürk M,Erol E,Ceylan O,Duru ME,Lahouel M

更新日期：2018-06-01 00:00:00

abstract：:The Aeromonas genus has several virulence factors associated with the development of diseases in aquatic organisms, leading to losses in aquaculture. One of these factors is the flagella's formation which allows the biofilm's formation that provides the microorganisms a greater pathogenicity, greater protection to cer...

journal_title：Microbial pathogenesis

authors： Freire NB,Magalhães TC,Nunes Soares RA,da Costa MM,Gouveia GV

更新日期：2019-02-01 00:00:00

abstract：:Bovine leukemia virus (BLV) is transcriptionally silent in most circulating peripheral blood mononuclear cells (PBMCs) of animals with well-established infections. Using PBMCs from a newly infected sheep, we asked whether viral transcription proceeded differently during the initial months of infection, when the preval...

journal_title：Microbial pathogenesis

authors： Radke K,Sigala TJ,Grossman D

更新日期：1992-05-01 00:00:00