Antimicrobial activity and chemical composition of white birch (Betula papyrifera Marshall) bark extracts.

abstract：:Dinitrogen fixation, the biological reduction in N2 gas to ammonia contributes to the supply of new nitrogen in the surface ocean. To understand the diversity and abundance of potentially diazotrophic (N2 fixing) microorganisms associated with marine zooplankton, especially copepods, the nifH gene was studied using zo...

journal_title：MicrobiologyOpen

authors： Azimuddin KM,Hirai J,Suzuki S,Haider MN,Tachibana A,Watanabe K,Kitamura M,Hashihama F,Takahashi K,Hamasaki K

更新日期：2016-12-01 00:00:00

abstract：:Bacterial community structures were evaluated in oil samples using culture-independent pyrosequencing, including oil mousses collected on sea surface and salt marshes during the Deepwater Horizon oil spill, and oil deposited in sediments adjacent to the wellhead 1 year after the spill. Phylogenetic analysis suggested ...

journal_title：MicrobiologyOpen

authors： Liu Z,Liu J

更新日期：2013-06-01 00:00:00

abstract：:Newcastle disease, caused by virulent strain of Newcastle disease virus (NDV), is an acute, highly contagious disease that is prevalent worldwide and is responsible for serious economic losses to the poultry industry. In the current study, we compared the early immune responses in chickens infected with two strains of...

journal_title：MicrobiologyOpen

authors： Zhang T,Ren M,Liu C,Xu L,Wang F,Han Z,Shao Y,Ma D

更新日期：2019-04-01 00:00:00

abstract：:Protein lysine acetylation, a dynamic and reversible posttranslational modification, plays a crucial role in several cellular processes, including cell cycle regulation, metabolism, enzymatic activities, and protein interactions. Brenneria nigrifluens is a pathogen of walnut trees with shallow bark canker and can caus...

journal_title：MicrobiologyOpen

authors： Li Y,Xue H,Bian DR,Xu G,Piao C

更新日期：2020-01-01 00:00:00

abstract：:The objective of this study was to phylogenetically analyze microorganisms from the domains Bacteria and Archaea in hypersaline sediment from Death Valley National Park. Using domain-specific primers, a region of the 16S rRNA gene was amplified using polymerase chain reaction (PCR), and the product was subsequently us...

journal_title：MicrobiologyOpen

authors： Kim JS,Makama M,Petito J,Park NH,Cohan FM,Dungan RS

更新日期：2012-06-01 00:00:00

abstract：:A new type of structural extracellular polymers (EPS) was extracted from aerobic granular sludge dominated by ammonium-oxidizing bacteria. It was analyzed by Raman and FTIR spectroscopy to characterize specific amino acids and protein secondary structure, and by SDS-PAGE with different stains to identify different gly...

journal_title：MicrobiologyOpen

authors： Lin Y,Reino C,Carrera J,Pérez J,van Loosdrecht MCM

更新日期：2018-12-01 00:00:00

abstract：:Pseudomonas aeruginosa is a Gram negative, opportunistic pathogen that uses the overproduction of alginate, a surface polysaccharide, to form biofilms in vivo. Overproduction of alginate, also known as mucoidy, affords the bacterium protection from the host's defenses and facilitates the establishment of chronic lung ...

journal_title：MicrobiologyOpen

authors： Ryan Withers T,Heath Damron F,Yin Y,Yu HD

更新日期：2013-06-01 00:00:00

abstract：AIMS:To assess a cost-effective in-house selective plate formula for actively screening carbapenem-resistant Enterobacteriaceae (CRE). METHODOLOGY AND RESULTS:The in-house formula included CHROMagarTM Orientation, meropenem, and ingredients present in the Mac-Conkey formula, such as bile salts and crystal violet (pH 6...

journal_title：MicrobiologyOpen

authors： Tran TC,Pham BT,Pham VH,Ngo TA,Hanberger H,Larsson M,Olson L

更新日期：2020-12-01 00:00:00

abstract：:Sourdough fermentation is a traditional process that is used to improve bread quality. A spontaneous sourdough ecosystem consists of a mixture of flour and water that is fermented by endogenous lactic acid bacteria (LAB) and yeasts. The aim of this study was to identify bacterial diversity during backslopping of spont...

journal_title：MicrobiologyOpen

authors： Boreczek J,Litwinek D,Żylińska-Urban J,Izak D,Buksa K,Gawor J,Gromadka R,Bardowski JK,Kowalczyk M

更新日期：2020-04-01 00:00:00

abstract：:In Escherichia coli, coordinated activation and deactivation of DnaA allows for proper timing of the initiation of chromosomal synthesis at the origin of replication (oriC) and assures initiation occurs once per cell cycle. In vitro, acidic phospholipids reactivate DnaA, and in vivo depletion of acidic phospholipids, ...

journal_title：MicrobiologyOpen

authors： Fingland N,Flåtten I,Downey CD,Fossum-Raunehaug S,Skarstad K,Crooke E

更新日期：2012-12-01 00:00:00

abstract：:In microbes that fix nitrogen, nitrogenase catalyzes the conversion of N2 to ammonia in an ATP-demanding reaction. To help conserve energy some bacteria inhibit nitrogenase activity upon exposure to ammonium. The purple nonsulfur phototrophic bacterium Rhodopseudomonas palustris strain CGA009 can synthesize three func...

journal_title：MicrobiologyOpen

authors： Heiniger EK,Harwood CS

更新日期：2015-08-01 00:00:00

abstract：:The dynamics of swimming microorganisms is strongly affected by solid-liquid and air-liquid interfaces. In this paper, we characterize the motion of both single bacteria and microcolonies at an air-liquid interface. Both of them follow circular trajectories. Single bacteria preferentially show a counter-clockwise moti...

journal_title：MicrobiologyOpen

authors： Sinibaldi G,Iebba V,Chinappi M

更新日期：2018-02-01 00:00:00

abstract：:Nuclease colicins bind their target receptor BtuB in the outer membrane of sensitive Escherichia coli cells in the form of a high-affinity complex with their cognate immunity proteins. The release of the immunity protein from the colicin complex is a prerequisite for cell entry of the colicin and occurs via a process ...

journal_title：MicrobiologyOpen

authors： Vankemmelbeke M,Housden NG,James R,Kleanthous C,Penfold CN

更新日期：2013-10-01 00:00:00

abstract：:Methicillin-resistant S. aureus has been reported as the main pathogen involved in chronic infections, osteomyelitis, and prosthetic joint infections. The host/pathogen interaction is dynamic and requires several changes to promote bacterial survival. Here, we focused on the internalization and persistence behavior of...

journal_title：MicrobiologyOpen

authors： Bongiorno D,Musso N,Lazzaro LM,Mongelli G,Stefani S,Campanile F

更新日期：2020-05-01 00:00:00

abstract：:Microbially mediated decomposition of particulate organic carbon (POC) is a central component of the oceanic carbon cycle, controlling the flux of organic carbon from the surface ocean to the deep ocean. Yet, the specific microbial taxa responsible for POC decomposition and degradation in the deep ocean are still unkn...

journal_title：MicrobiologyOpen

authors： Liu Y,Fang J,Jia Z,Chen S,Zhang L,Gao W

更新日期：2020-05-01 00:00:00

abstract：:Bacterial nitric oxide (NO) synthases (bNOS) play diverse and important roles in microbial physiology, stress resistance, and virulence. Although bacterial and mammalian NOS enzymes have been well-characterized, comparatively little is known about the prevalence and function of NOS enzymes in Archaea. Analysis of arch...

journal_title：MicrobiologyOpen

authors： Orsini SS,James KL,Reyes DJ,Couto-Rodriguez RL,Gulko MK,Witte A,Carroll RK,Rice KC

更新日期：2020-11-01 00:00:00

abstract：:The extreme radiation resistance of Deinococcus bacteria requires the radiation-stimulated cleavage of protein DdrO by a specific metalloprotease called IrrE. DdrO is the repressor of a predicted radiation/desiccation response (RDR) regulon, composed of radiation-induced genes having a conserved DNA motif (RDRM) in th...

journal_title：MicrobiologyOpen

authors： Blanchard L,Guérin P,Roche D,Cruveiller S,Pignol D,Vallenet D,Armengaud J,de Groot A

更新日期：2017-08-01 00:00:00

abstract：:Pseudomonas aeruginosa and Staphylococcus aureus mixed-species biofilm infections are more resilient to biocide attacks compared to their single-species counterparts. Therefore, this study used an in vitro model recapitulating bacterial burdens seen in in vivo infections to investigate the interactions of P. aeruginos...

journal_title：MicrobiologyOpen

authors： Miller CL,Van Laar TA,Chen T,Karna SLR,Chen P,You T,Leung KP

更新日期：2017-06-01 00:00:00

abstract：:Biofilms play a central role in the pathobiology of otitis media (OM), bronchitis, sinusitis, conjunctivitis, and pneumonia caused by nontypeable Haemophilus influenzae (NTHI). Our previous studies show that extracellular DNA (eDNA) and DNABII proteins are essential components of biofilms formed by NTHI. The DNABII pr...

journal_title：MicrobiologyOpen

authors： Devaraj A,Buzzo J,Rocco CJ,Bakaletz LO,Goodman SD

更新日期：2018-06-01 00:00:00

abstract：:Sustained monoculture often leads to the inhibition of plant growth, the decrease of the soil microbial diversity, and changes in soil microbial community composition, particularly to the accumulation of soil-borne pathogens. In this study, we conducted field experiments to investigate the practical effects of tilling...

journal_title：MicrobiologyOpen

authors： Chen H,Zhao S,Zhao J,Zhang K,Jiang J,Guan Z,Chen S,Chen F,Fang W

更新日期：2020-07-01 00:00:00

abstract：:Microbial communities in sediments play an important role in alpine lake ecosystems. However, the microbial diversity and community composition of alpine lake sediments from the Hengduan Mountains remain largely unknown. Therefore, based on the Illumina MiSeq platform, high-throughput sequencing analysis of the 16S rR...

journal_title：MicrobiologyOpen

authors： Liao B,Yan X,Zhang J,Chen M,Li Y,Huang J,Lei M,He H,Wang J

更新日期：2019-09-01 00:00:00

abstract：:Avian pathogenic Escherichia coli (APEC) causes airsacculitis, polyserositis, septicemia, and other mainly extraintestinal diseases in chickens, ducks, geese, pigeons, and other avian species, and is responsible for great economic losses in the avian industry. The autoinducer 2 (AI-2) quorum sensing system is widely p...

journal_title：MicrobiologyOpen

authors： Yu L,Li W,Zhang M,Cui Y,Chen X,Ni J,Yu L,Shang F,Xue T

更新日期：2018-08-01 00:00:00

abstract：:Directed enzyme prodrug therapy (DEPT) is a cancer chemotherapy strategy in which bacterial enzymes are delivered to a cancer site before prodrug administration, resulting in prodrug activation at the cancer site and more localized treatment. A major limitation to DEPT is the poor effectiveness of the most studied enz...

journal_title：MicrobiologyOpen

authors： Ball P,Halliwell J,Anderson S,Gwenin V,Gwenin C

更新日期：2020-10-01 00:00:00

abstract：:The plant growth-promoting rhizobacterium Pseudomonas fluorescens WCS374r produces several iron-regulated metabolites, including the fluorescent siderophore pseudobactin (Psb374), salicylic acid (SA), and pseudomonine (Psm), a siderophore that contains a SA moiety. After purification of Psb374 from culture supernatant...

journal_title：MicrobiologyOpen

authors： Djavaheri M,Mercado-Blanco J,Versluis C,Meyer JM,Loon LC,Bakker PA

更新日期：2012-09-01 00:00:00

abstract：:Human gut microbiome dysbiosis has been associated with the onset of metabolic diseases and disorders. However, the critical factors leading to dysbiosis are poorly understood. In this study, we provide increasing evidence of the association of diet type and body mass index (BMI) and how they relatively influence the ...

journal_title：MicrobiologyOpen

authors： Davis SC,Yadav JS,Barrow SD,Robertson BK

更新日期：2017-08-01 00:00:00

abstract：:The OMPs A (OmpA)-of Edwardsiella anguillarum and OmpU of V. vulnificus have been proven to be good antigens. In this study, after construction of a vector, a new recombinant Omp (rOMP) containing both OmpA and OmpU was expressed and purified. Then, the Japanese eels (Anguilla japonica) were intraperitoneally (i.p.) i...

journal_title：MicrobiologyOpen

authors： Guo S,Hu L,Feng J,Lin P,He L,Yan Q

更新日期：2019-06-01 00:00:00

abstract：:The aim of this study was to determine the serogroups, antimicrobial resistance and genetic diversity of Escherichia coli isolates from samples of bivalve mollusks collected along Santa Catarina coast, Brazil, and from the Chesapeake Bay, Maryland, USA. One hundred forty-one E. coli isolates were characterized for ser...

journal_title：MicrobiologyOpen

authors： Miotto M,Ossai SA,Meredith JE,Barretta C,Kist A,Prudencio ES,R W Vieira C,Parveen S

更新日期：2019-05-01 00:00:00

abstract：:FtsZ - a prokaryotic tubulin homolog - is one of the central components of bacterial division machinery. At the early stage of cytokinesis FtsZ forms the so-called Z-ring at mid-cell that guides septum formation. Many approaches were used to resolve the structure of the Z-ring, however, researchers are still far from ...

journal_title：MicrobiologyOpen

authors： Vedyaykin AD,Vishnyakov IE,Polinovskaya VS,Khodorkovskii MA,Sabantsev AV

更新日期：2016-06-01 00:00:00

abstract：:Microbial biofilms are communities of surface-adhered cells enclosed in a matrix of extracellular polymeric substances. Bacterial cells in biofilm are 10~1,000-fold more resistant to antimicrobials than the planktonic cells. Burgeoning antibiotic resistance in Pseudomonas aeruginosa biofilm has necessitated the develo...

journal_title：MicrobiologyOpen

authors： She P,Wang Y,Luo Z,Chen L,Tan R,Wang Y,Wu Y

更新日期：2018-02-01 00:00:00

abstract：:Bacterial colonization of the urogenital tract is limited by innate defenses, including the production of antimicrobial peptides (AMPs). Uropathogenic Escherichia coli (UPEC) resist AMP-killing to cause a range of urinary tract infections (UTIs) including asymptomatic bacteriuria, cystitis, pyelonephritis, and sepsis....

journal_title：MicrobiologyOpen

authors： Desloges I,Taylor JA,Leclerc JM,Brannon JR,Portt A,Spencer JD,Dewar K,Marczynski GT,Manges A,Gruenheid S,Le Moual H,Thomassin JL

更新日期：2019-11-01 00:00:00