Replicon-Based Typing of IncI-Complex Plasmids, and Comparative Genomics Analysis of IncIγ/K1 Plasmids.

abstract：:Acinetobacter baumannii is emerging as a challenging nosocomial pathogen due to its rapid evolution of antibiotic resistance. We report characterization of two novel bacteriophages, PBAB08 and PBAB25, infecting clinically isolated, multidrug-resistant (MDR) A. baumannii strains. Both phages belonged to Myoviridae of C...

journal_title：Frontiers in microbiology

authors： Cha K,Oh HK,Jang JY,Jo Y,Kim WK,Ha GU,Ko KS,Myung H

更新日期：2018-04-10 00:00:00

abstract：:Although currently available model organisms such as Mycobacterium smegmatis and Mycobacterium bovis Bacillus Calmette-Guérin (BCG) have significantly contributed to our understanding of tuberculosis (TB) biology, these models have limitations such as differences in genome size, growth rates and virulence. However, at...

journal_title：Frontiers in microbiology

authors： Mouton JM,Heunis T,Dippenaar A,Gallant JL,Kleynhans L,Sampson SL

更新日期：2019-08-20 00:00:00

abstract：:We aimed at isolating lactic acid bacteria (LAB) from different plant materials to study their crossed-fermentation capacity in silos and to find strains able to confer enhanced aerobic stability to silage. A total of 129 LAB isolates were obtained from lucerne (alfalfa), maize, sorghum, ryegrass, rice, barley, canola...

journal_title：Frontiers in microbiology

authors： Puntillo M,Gaggiotti M,Oteiza JM,Binetti A,Massera A,Vinderola G

更新日期：2020-12-08 00:00:00

abstract：:Coinfection by bovine respiratory syncytial virus (BRSV) and Pasteurella multocida (PM) frequently has been observed in cattle that develop severe pneumonia. We recently reported that BRSV infection significantly increased PM adherence to bovine lower respiratory tract epithelial cells. However, the molecular mechanis...

journal_title：Frontiers in microbiology

authors： Sudaryatma PE,Saito A,Mekata H,Kubo M,Fahkrajang W,Mazimpaka E,Okabayashi T

更新日期：2020-07-31 00:00:00

abstract：:NASA has made great strides in the past five years to develop a suite of instruments for the International Space Station in order to perform molecular biology in space. However, a key piece of equipment that has been lacking is an instrument that can extract nucleic acids from an array of complex human and environment...

journal_title：Frontiers in microbiology

authors： Urbaniak C,Wong S,Tighe S,Arumugam A,Liu B,Parker CW,Wood JM,Singh NK,Skorupa DJ,Peyton BM,Jenson R,Karouia F,Dragon J,Venkateswaran K

更新日期：2020-08-21 00:00:00

abstract：:Enterococcus mundtii strains isolated from the larval feces of the Mediterranean flour moth Ephestia kuehniella show antimicrobial activity against a broad spectrum of Gram-positive and Gram-negative bacteria. The in vitro probiotic characterization of one isolate revealed a high auto-aggregation score, a hydrophilic ...

journal_title：Frontiers in microbiology

authors： Grau T,Vilcinskas A,Joop G

更新日期：2017-07-07 00:00:00

abstract：:Actinobacteria are important producers of bioactive compounds. Extreme ecosystems cause evolution of novel secondary metabolic pathways of Actinobacteria and increase the possible discovery of new biological functions of bioactive compounds. Here, we isolated 65 Actinobacteria from rhizosphere soil samples of Opuntia ...

journal_title：Frontiers in microbiology

authors： Qi D,Zou L,Zhou D,Chen Y,Gao Z,Feng R,Zhang M,Li K,Xie J,Wang W

更新日期：2019-06-28 00:00:00

abstract：:A vital function of the cell membrane in all living organism is to maintain the membrane permeability barrier and fluidity. The composition of the phospholipid bilayer is distinct in archaea when compared to bacteria and eukarya. In archaea, isoprenoid hydrocarbon side chains are linked via an ether bond to the sn-gly...

journal_title：Frontiers in microbiology

authors： Jain S,Caforio A,Driessen AJ

更新日期：2014-11-26 00:00:00

abstract：Background:Salvador, Bahia (northeastern Brazil), has been identified as the epicenter of Human T-cell leukemia virus Human T-cell leukemia virus (HTLV) type 1 infection in the country. This study aims to estimate the rate of HTLV infection and the geographical distribution of this virus in this state. Methods:All HTL...

journal_title：Frontiers in microbiology

authors： Pereira FM,de Almeida MDCC,Santos FLN,Carreiro RP,Regis-Silva CG,Galvão-Castro B,Grassi MFR

更新日期：2019-05-14 00:00:00

abstract：:Although the mechanisms that precisely time initiation of chromosome replication in bacteria remain unclear, most clock models are based on accumulation of the active initiator protein, DnaA-ATP. During each cell division cycle, sufficient DnaA-ATP must become available to interact with a distinct set of low affinity ...

journal_title：Frontiers in microbiology

authors： Rao P,Rozgaja TA,Alqahtani A,Grimwade JE,Leonard AC

更新日期：2018-07-26 00:00:00

abstract：:Traditional Chinese fermented vegetables are a type of brine-salted fermented vegetable product. During the spontaneous fermentation, various compounds are produced, degraded, and converted, influencing the quality of the fermented pickle. To ascertain the effect of different containers on the fermentation process of ...

journal_title：Frontiers in microbiology

authors： Liu L,She X,Chen X,Qian Y,Tao Y,Li Y,Guo S,Xiang W,Liu G,Rao Y

更新日期：2020-04-03 00:00:00

abstract：:Redox homeostasis is essential to the maintenance of cell metabolism. Changes in the redox state cause global metabolic and transcriptional changes. Our previous study indicated that the overexpression of NADH oxidase in Saccharomyces cerevisiae led to increased glucose consumption and ethanol production. Gene express...

journal_title：Frontiers in microbiology

authors： Shi X,Zou Y,Chen Y,Ying H

更新日期：2018-06-27 00:00:00

abstract：:Autoimmune diseases are increasingly linked to aberrant gut microbiome and relevant metabolites. However, the association between vitiligo and the gut microbiome remains to be elucidated. Thus, we conducted a case-control study through 16S rRNA sequencing and serum untargeted-metabolomic profiling based on 30 vitiligo...

journal_title：Frontiers in microbiology

authors： Ni Q,Ye Z,Wang Y,Chen J,Zhang W,Ma C,Li K,Liu Y,Liu L,Han Z,Gao T,Jian Z,Li S,Li C

更新日期：2020-12-14 00:00:00

abstract：:Pathogenic and non-pathogenic Vibrio parahaemolyticus strains were simultaneously detected and quantified using a novel viable multiplex real-time PCR (novel qPCR). We used a new PCR primer and probe, ureR, as a surrogate for detection of the toxin trh gene as the primer was better at identifying variant V. parahaemol...

journal_title：Frontiers in microbiology

authors： Niu B,Hong B,Zhang Z,Mu L,Malakar PK,Liu H,Pan Y,Zhao Y

更新日期：2018-08-02 00:00:00

abstract：:It has been previously shown that RskA, the anti-Sigma factor K of Mycobacterium tuberculosis, inhibits SigK and that mutations in RskA promote high expression of the SigK regulon. The latter observation led us to hypothesize that RskA mutations lead to loss of the anti-Sigma factor function. In this report, we used n...

journal_title：Frontiers in microbiology

authors： Veyrier FJ,Nieves C,Lefrancois LH,Trigui H,Vincent AT,Behr MA

更新日期：2020-09-09 00:00:00

abstract：:Staphylococcus epidermidis is one of the most prevalent pathogens implicated in catheter-related bloodstream infections (CRBSI) at an academic hospital in Pretoria, South Africa. Little is known about the clonality and the prevalence of antibiotic resistance and virulence genes in S. epidermidis (e.g., icaAB, IS256, m...

journal_title：Frontiers in microbiology

authors： Ehlers MM,Strasheim W,Lowe M,Ueckermann V,Kock MM

更新日期：2018-03-07 00:00:00

abstract：:Biofilms, which are complex microbial communities embedded in the protective extracellular polymeric substances (EPS), are difficult to remove in food production facilities. In this study, the use of acidic electrolyzed water (AEW) to remove foodborne pathogen biofilms was evaluated. We used a green fluorescent protei...

journal_title：Frontiers in microbiology

authors： Han Q,Song X,Zhang Z,Fu J,Wang X,Malakar PK,Liu H,Pan Y,Zhao Y

更新日期：2017-06-07 00:00:00

abstract：:The regulator of citrate metabolism, CitO, from Enterococcus faecalis belongs to the FCD family within the GntR superfamily. In the presence of citrate, CitO binds to cis-acting sequences located upstream of the cit promoters inducing the expression of genes involved in citrate utilization. The quantification of the m...

journal_title：Frontiers in microbiology

authors： Blancato VS,Pagliai FA,Magni C,Gonzalez CF,Lorca GL

更新日期：2016-02-09 00:00:00

abstract：:Intramembrane proteases (IMPs) are a unique class of proteases that catalyze the proteolysis within the membrane and regulate diverse cellular processes in various organisms. RseP, an Escherichia coli site-2 protease (S2P) family IMP, is involved in the regulation of an extracytoplasmic stress response through the cle...

journal_title：Frontiers in microbiology

authors： Miyake T,Hizukuri Y,Akiyama Y

更新日期：2020-11-27 00:00:00

abstract：:Human settlement of Madagascar traces back to the beginning of the first millennium with the arrival of Austronesians from Southeast Asia, followed by migrations from Africa and the Middle East. Remains of these different cultural, genetic, and linguistic legacies are still present in Madagascar and other islands of t...

journal_title：Frontiers in microbiology

authors： Avanzi C,Lécorché E,Rakotomalala FA,Benjak A,Rapelanoro Rabenja F,Ramarozatovo LS,Cauchoix B,Rakoto-Andrianarivelo M,Tió-Coma M,Leal-Calvo T,Busso P,Boy-Röttger S,Chauffour A,Rasamoelina T,Andrianarison A,Sendrasoa F,Spen

更新日期：2020-05-11 00:00:00

abstract：:Symbiotic bacterial communities resident on amphibian skin can benefit their hosts. For example, antibiotic production by community members can control the pathogen Batrachochytrium dendrobatidis (Bd) and it is possible for these community members to be used as probiotics to reduce infection levels. In the early 1990s...

journal_title：Frontiers in microbiology

authors： Bell SC,Garland S,Alford RA

更新日期：2018-07-18 00:00:00

abstract：:Asperphenamate is a small peptide natural product that has gained much interest due to its antitumor activity. In the recent years numerous bioactive synthetic asperphenamate analogs have been reported, whereas only a handful of natural analogs either of microbial or plant origin has been discovered. Herein we describ...

journal_title：Frontiers in microbiology

authors： Subko K,Wang X,Nielsen FH,Isbrandt T,Gotfredsen CH,Ramos MC,Mackenzie T,Vicente F,Genilloud O,Frisvad JC,Larsen TO

更新日期：2021-01-15 00:00:00

abstract：:DsrAB-type dissimilatory sulfite reductase is a key enzyme of microbial sulfur-dependent energy metabolism. Sulfur oxidizers also contain DsrL, which is essential for sulfur oxidation in Allochromatium vinosum. This NAD(P)H oxidoreductase acts as physiological partner of oxidative-type rDsrAB. Recent analyses uncovere...

journal_title：Frontiers in microbiology

authors： Löffler M,Wallerang KB,Venceslau SS,Pereira IAC,Dahl C

更新日期：2020-10-16 00:00:00

abstract：:The undesired sulfur cycle derived by microbial population can ultimately causes the serious problems of sewerage systems. However, the microbial community characters under dynamic environment factors in actual sewerage system is still not enough. This current study aimed to character the distributions and composition...

journal_title：Frontiers in microbiology

authors： Dong Q,Shi H,Liu Y

更新日期：2017-02-14 00:00:00

abstract：:Coccoid green algae can be divided in two groups based on their cell wall structure. One group has a highly chemical resistant cell wall (HR-cell wall) containing algaenan. The other group is more susceptible to chemicals (LR-cell wall - Low resistant cell wall). Algaenan is considered as important molecule to explain...

journal_title：Frontiers in microbiology

authors： Dunker S,Wilhelm C

更新日期：2018-04-13 00:00:00

abstract：:The purpose of present study was the simulation of an oil spill accompanied by burial of significant amount of petroleum hydrocarbons (PHs) in coastal sediments. Approximately 1000 kg of sediments collected in Messina harbor were spiked with Bunker C furnace fuel oil (6500 ppm). The rapid consumption of oxygen by aero...

journal_title：Frontiers in microbiology

authors： Genovese M,Crisafi F,Denaro R,Cappello S,Russo D,Calogero R,Santisi S,Catalfamo M,Modica A,Smedile F,Genovese L,Golyshin PN,Giuliano L,Yakimov MM

更新日期：2014-04-14 00:00:00

abstract：:[This corrects the article DOI: 10.3389/fmicb.2019.03123.]. ...

journal_title：Frontiers in microbiology

authors： Armistead B,Whidbey C,Iyer LM,Herrero-Foncubierta P,Quach P,Haidour A,Aravind L,Cuerva JM,Jaspan HB,Rajagopal L

更新日期：2020-02-25 00:00:00

abstract：:Aspergillus flavus is the main producer of carcinogenic aflatoxins in agricultural commodities such as maize. This fungus occurs naturally on crops, and produces aflatoxins when environmental conditions are favorable. The aim of this study is to analyse the genetic variability among 109 A. flavus isolates previously r...

journal_title：Frontiers in microbiology

authors： Okoth S,De Boevre M,Vidal A,Diana Di Mavungu J,Landschoot S,Kyallo M,Njuguna J,Harvey J,De Saeger S

更新日期：2018-01-26 00:00:00

abstract：:Yersinia pestis, responsible for causing fulminant plague, has evolved clonally from the enteric pathogen, Y. pseudotuberculosis, which in contrast, causes a relatively benign enteric illness. An ~97% nucleotide identity over 75% of their shared protein coding genes is maintained between these two pathogens, leaving m...

journal_title：Frontiers in microbiology

authors： Martínez-Chavarría LC,Vadyvaloo V

更新日期：2015-09-17 00:00:00

abstract：:Complications arising from malaria are a concern for public health authorities worldwide, since the annual caseload in humans usually exceeds millions. Of more than 160 species of Plasmodium, only 4 infect humans, with the most severe cases ascribed to Plasmodium falciparum and the most prevalent to Plasmodium vivax. ...

journal_title：Frontiers in microbiology

authors： Gomes PS,Feijó DF,Morrot A,Freire-de-Lima CG

更新日期：2017-06-09 00:00:00