Identification and Signature Sequences of Bacterial Δ4,5Hexuronate-2-O-Sulfatases.

abstract：:The virulence factor PgtE is an outer membrane protease (omptin) of the zoonotic pathogen Salmonella enterica that causes diseases ranging from gastroenteritis to severe enteric fever. It is surface exposed in bacteria that have a short-chain, i.e., rough LPS, as observed e.g., in bacteria residing inside macrophages ...

journal_title：Frontiers in microbiology

authors： Riva R,Korhonen TK,Meri S

更新日期：2015-02-06 00:00:00

abstract：:Giardia lamblia, Cryptosporidium sp., and Entamoeba histolytica are important pathogenic intestinal parasites and are amongst the leading causes worldwide of diarrheal illness in humans. Diseases caused by these organisms, giardiasis, cryptosporidiosis, and amoebiasis, respectively, are characterized by self-limited d...

journal_title：Frontiers in microbiology

authors： Di Genova BM,Tonelli RR

更新日期：2016-03-03 00:00:00

abstract：:A LysR-type transcriptional regulator (LTTR), PnpR, has previously been shown to activate the transcription of operons pnpA, pnpB, and pnpCDEFG for para-nitrophenol (PNP) degradation in Pseudomonas sp. strain WBC-3. Further preliminary evidence suggested the possible presence of an LTTR additional binding site in the ...

journal_title：Frontiers in microbiology

authors： Wang JP,Zhang WM,Chao HJ,Zhou NY

更新日期：2017-09-14 00:00:00

abstract：:Ticks transmit a variety of human pathogens, including Borrelia burgdorferi, the etiological agent of Lyme disease. Multiple pathogens that are transmitted simultaneously, termed "coinfections," are of increasing importance and can affect disease outcome in a host. Arthropod immunity is central to pathogen acquisition...

journal_title：Frontiers in microbiology

authors： Oliva Chávez AS,Shaw DK,Munderloh UG,Pedra JH

更新日期：2017-02-14 00:00:00

abstract：:Host-cell expression of the ezrin protein is required for CXCR4 (X4)-tropic HIV-1 infection. Ezrin function is regulated by phosphorylation at threonine-567. This study investigates the role of ezrin phosphorylation in HIV-1 infection and virion release. We analyzed the effects of ezrin mutations involving substitutio...

journal_title：Frontiers in microbiology

authors： Kamiyama H,Izumida M,Umemura Y,Hayashi H,Matsuyama T,Kubo Y

更新日期：2018-08-27 00:00:00

abstract：:Healthy soil microbiomes are crucial for achieving high productivity in combination with crop quality, but our understanding of microbial diversity is still limited. In a large-scale study including 116 composite samples from vineyards, orchards and other crops from all over Styria (south-east Austria), agricultural m...

journal_title：Frontiers in microbiology

authors： Köberl M,Wagner P,Müller H,Matzer R,Unterfrauner H,Cernava T,Berg G

更新日期：2020-05-25 00:00:00

abstract：:[This corrects the article DOI: 10.3389/fmicb.2018.03018.]. ...

journal_title：Frontiers in microbiology

authors： Liu YC,Hussain F,Negm O,Paiva AC,Halliday N,Dubern JF,Singh S,Muntaka S,Wheldon L,Luckett J,Tighe P,Bosquillon C,Williams P,Cámara M,Martínez-Pomares L

更新日期：2019-02-21 00:00:00

abstract：:We determined the in vitro susceptibility of four aminoglycosides, which are not of the 4,6-disubstituted deoxystreptamine (DOS) subclass against a collection of carbapenem-resistant Enterobacteriaceae (CRE). CRE clinical strains (n = 134) were collected from multiple hospitals in China and carried blaNDM (blaNDM-1, b...

journal_title：Frontiers in microbiology

authors： Hu Y,Liu L,Zhang X,Feng Y,Zong Z

更新日期：2017-11-17 00:00:00

abstract：:Francisella tularensis is an intracellular pathogen that can cause severe disease in a wide range of mammalian hosts. Primarily residing in host macrophages, F. tularensis escapes phagosomal degradation, and replicates in the macrophage cytosol. The macrophage uses a series of pattern recognition receptors to detect c...

journal_title：Frontiers in microbiology

authors： Jones JW,Broz P,Monack DM

更新日期：2011-02-03 00:00:00

abstract：:The emergence and spread of multi-drug resistant (MDR) especially carbapenem-resistant Klebsiella pneumoniae is a major emerging threat to public health, leading to excess in mortality rate as high as 50-86%. MDR K. pneumoniae manifests all broad mechanisms of drug resistance, hence development of new drugs to treat M...

journal_title：Frontiers in microbiology

authors： Cheepurupalli L,Raman T,Rathore SS,Ramakrishnan J

更新日期：2017-04-12 00:00:00

abstract：:Sponges that harbor microalgal or, cyanobacterial symbionts may benefit from photosynthetically derived carbohydrates, which are rich in carbon but devoid of nitrogen, and may therefore encounter nitrogen limitation. Diazotrophic communities associated with two Caribbean sponges, Ircinia strobilina and Mycale laxissim...

journal_title：Frontiers in microbiology

authors： Zhang F,Vicente J,Hill RT

更新日期：2014-10-28 00:00:00

abstract：:During a regular monitoring of antimicrobial resistance in a farrowing farm in Southern China, 117 Escherichia coli isolates were obtained from sows and piglets. Compared with the isolates from piglets, the isolates from sows exhibited higher resistance rates to the tested cephalosporins. Correspondingly, the total de...

journal_title：Frontiers in microbiology

authors： Deng H,Si HB,Zeng SY,Sun J,Fang LX,Yang RS,Liu YH,Liao XP

更新日期：2015-11-03 00:00:00

abstract：:The rice bacterial blight pathogen Xanthomonas oryzae pv. oryzae (Xoo) injects transcription activator-like effectors (TALEs) that bind and activate host "susceptibility" (S) genes important for disease. Clade III SWEET genes are major S genes for bacterial blight. The resistance genes xa5, which reduces TALE activity...

journal_title：Frontiers in microbiology

authors： Carpenter SCD,Mishra P,Ghoshal C,Dash PK,Wang L,Midha S,Laha GS,Lore JS,Kositratana W,Singh NK,Singh K,Patil PB,Oliva R,Patarapuwadol S,Bogdanove AJ,Rai R

更新日期：2018-11-13 00:00:00

abstract：:Random transposon mutagenesis is a powerful technique used to generate libraries of genetic insertions in many different bacterial strains. Here we develop a system facilitating random transposon mutagenesis in a range of different Gram-negative bacterial strains, including Pectobacterium atrosepticum, Citrobacter rod...

journal_title：Frontiers in microbiology

authors： Monson R,Smith DS,Matilla MA,Roberts K,Richardson E,Drew A,Williamson N,Ramsay J,Welch M,Salmond GP

更新日期：2015-12-22 00:00:00

abstract：:Background: In Australia, community-associated methicillin-resistant Staphylococcus aureus (MRSA) lineage sequence type (ST) 93 has rapidly risen to dominance since being described in the early 1990s. We examined 459 ST93 genome sequences from Australia, New Zealand, Samoa, and Europe to investigate the evolutionary h...

journal_title：Frontiers in microbiology

authors： van Hal SJ,Steinig EJ,Andersson P,Holden MTG,Harris SR,Nimmo GR,Williamson DA,Heffernan H,Ritchie SR,Kearns AM,Ellington MJ,Dickson E,de Lencastre H,Coombs GW,Bentley SD,Parkhill J,Holt DC,Giffard PM,Tong SYC

更新日期：2018-07-09 00:00:00

abstract：:The human enteric pathogen Salmonella enterica leads a cross-kingdom lifestyle, actively colonizing and persisting on plants in between animal hosts. One of the questions that arises from this dual lifestyle is how S. enterica is able to adapt to such divergent hosts. Metabolic pathways required for S. enterica animal...

journal_title：Frontiers in microbiology

authors： Kwan G,Plagenz B,Cowles K,Pisithkul T,Amador-Noguez D,Barak JD

更新日期：2018-05-08 00:00:00

abstract：:Plasmodium vivax is increasingly the dominant species of malaria in the Greater Mekong Subregion (GMS), which is pursuing regional malaria elimination. P. vivax lineages in the GMS are poorly characterized. Currently, P. vivax reference genomes are scarce due to difficulties in culturing the parasite and lack of high-...

journal_title：Frontiers in microbiology

authors： Brashear AM,Huckaby AC,Fan Q,Dillard LJ,Hu Y,Li Y,Zhao Y,Wang Z,Cao Y,Miao J,Guler JL,Cui L

更新日期：2020-08-11 00:00:00

abstract：:Agricultural soils are becoming contaminated with synthetic chemicals like polyaromatic compounds, petroleum hydrocarbons, polychlorinated biphenyls (PCBs), phenols, herbicides, insecticides and fungicides due to excessive dependency of crop production systems on the chemical inputs. Microbial degradation of organic p...

journal_title：Frontiers in microbiology

authors： Singh DP,Prabha R,Gupta VK,Verma MK

更新日期：2018-07-03 00:00:00

abstract：:Carbon monoxide (CO) is commonly known as a toxic gas, yet both cultivation studies and emerging genome sequences of bacteria and archaea establish that CO is a widely utilized microbial growth substrate. In this study, we determined the prevalence of anaerobic carbon monoxide dehydrogenases ([Ni,Fe]-CODHs) in current...

journal_title：Frontiers in microbiology

authors： Techtmann SM,Lebedinsky AV,Colman AS,Sokolova TG,Woyke T,Goodwin L,Robb FT

更新日期：2012-04-17 00:00:00

abstract：:Wheezing is a lower respiratory tract symptom induced by various viral respiratory infections. Epidemiological studies have revealed the phenotypes of wheezing in early childhood which have different risk factors for the development of asthma among school age children. The major viral species causing wheezing in child...

journal_title：Frontiers in microbiology

authors： Inoue Y,Shimojo N

更新日期：2013-12-16 00:00:00

abstract：:Microbial communities inhabiting high-altitude spring ecosystems are subjected to extreme changes in solar irradiance and temperature throughout the diel cycle. Here, using 16S rRNA gene tag pyrosequencing (cDNA) we determined the composition of actively transcribing bacteria from spring waters experimentally exposed ...

journal_title：Frontiers in microbiology

authors： Molina V,Hernández K,Dorador C,Eissler Y,Hengst M,Pérez V,Harrod C

更新日期：2016-11-17 00:00:00

abstract：:Type three secretion system (T3SS) is essential for Ralstonia solanacearum to cause disease in host plants and we previously screened AroG1 as a candidate with impact on the T3SS expression. Here, we focused on two putative DAHP synthases of AroG1 and AroG2, which control the first step of the shikimate pathway, a com...

journal_title：Frontiers in microbiology

authors： Zhang W,Li J,Shi X,Hikichi Y,Zhang Y,Ohnishi K

更新日期：2019-02-12 00:00:00

abstract：:The betaproteobacterial genus Burkholderia is known for its versatile interactions with its hosts that can range from beneficial to pathogenic. A plant-beneficial-environmental (PBE) Burkholderia cluster was recently separated from the pathogen cluster, yet still little is known about burkholderial diversity, distribu...

journal_title：Frontiers in microbiology

authors： Bragina A,Cardinale M,Berg C,Berg G

更新日期：2013-12-18 00:00:00

abstract：:Salmonella Enteritidis (SE) is a facultative intracellular pathogen that colonizes the chicken gut leading to contamination of carcasses during processing. A reduction in intestinal colonization by SE could result in reduced carcass contamination thereby reducing the risk of illnesses in humans. Short chain fatty acid...

journal_title：Frontiers in microbiology

authors： Gupta A,Bansal M,Wagle B,Sun X,Rath N,Donoghue A,Upadhyay A

更新日期：2020-09-16 00:00:00

abstract：:Expression of non-native transcriptional activators may be a powerful general method to activate secondary metabolites biosynthetic pathways. PAS-LuxR regulators, whose archetype is PimM, activate the biosynthesis of polyene macrolide antifungals and other antibiotics, and have been shown to be functionally preserved ...

journal_title：Frontiers in microbiology

authors： Martínez-Burgo Y,Santos-Aberturas J,Rodríguez-García A,Barreales EG,Tormo JR,Truman AW,Reyes F,Aparicio JF,Liras P

更新日期：2019-03-26 00:00:00

abstract：:The gene pair hgcAB is essential for microbial mercury methylation. Our understanding of its abundance and diversity in nature is rapidly evolving. In this study we developed a new broad-range primer set for hgcAB, plus an expanded hgcAB reference library, and used these to characterize Hg-methylating communities from...

journal_title：Frontiers in microbiology

authors： Gionfriddo CM,Wymore AM,Jones DS,Wilpiszeski RL,Lynes MM,Christensen GA,Soren A,Gilmour CC,Podar M,Elias DA

更新日期：2020-10-06 00:00:00

abstract：:Melanization due to the inactivation of the homogentisate-1,2-dioxygenase gene (hmgA) has been demonstrated to increase stress resistance, persistence, and virulence in some bacterial species but such pigmented mutants have not been observed in pathogenic members of the Vibrio Harveyi clade. In this study, we used Vib...

journal_title：Frontiers in microbiology

authors： Wang Z,Lin B,Mostaghim A,Rubin RA,Glaser ER,Mittraparp-Arthorn P,Thompson JR,Vuddhakul V,Vora GJ

更新日期：2013-12-11 00:00:00

abstract：:The outer potato periderm layer consists of dead suberized cells. Suberin, a protective biopolymer, is made of a polyaliphatic portion covalently linked to polyaromatic moieties. Evidence accumulates that Streptomyces scabies, the main causal agent of potato common scab, can degrade the suberin aliphatic part but its ...

journal_title：Frontiers in microbiology

authors： Khalil M,Lerat S,Beaudoin N,Beaulieu C

更新日期：2019-12-04 00:00:00

abstract：:Deoxynivalenol (DON), a common mycotoxin of type B trichothecene, is produced mainly by several Fusarium species. DON causes great losses in farming and poses severe safety risks to human and animal health. Thus, DON contamination in cereals and DON toxicity are of worldwide concern. In this study, we screened the bac...

journal_title：Frontiers in microbiology

authors： Wang Y,Wang G,Dai Y,Wang Y,Lee YW,Shi J,Xu J

更新日期：2020-01-08 00:00:00

abstract：:A simple, sensitive and selective colorimetric biosensor for the detection of Staphylococcal enterotoxin B (SEB) was developed using SEB-binding aptamer (SEB2) as recognition element and unmodified gold nanoparticles (AuNPs) as colorimetric probes. The assay is based on color change from red to purple due to conformat...

journal_title：Frontiers in microbiology

authors： Mondal B,Ramlal S,Lavu PS,N B,Kingston J

更新日期：2018-02-13 00:00:00