Genomic Characterization of Extended-Spectrum Cephalosporin-Resistant Salmonella enterica in the Colombian Poultry Chain.

abstract：:There is considerable interest in studying the function of Bacteroides species resident in the human gastrointestinal (GI)-tract and the contribution they make to host health. Reverse genetics and protein expression techniques, such as those developed for well-characterized Escherichia coli cannot be applied to Bacter...

journal_title：Frontiers in microbiology

authors： Horn N,Carvalho AL,Overweg K,Wegmann U,Carding SR,Stentz R

更新日期：2016-07-13 00:00:00

abstract：:Expression of xCT, a component of the xc (-) amino-acid transporter, is essential for the uptake of cystine required for intracellular glutathione (GSH) synthesis and maintenance of the intracellular redox balance. Therefore, xCT plays an important role not only in the survival of somatic and immune cells, but also in...

journal_title：Frontiers in microbiology

authors： Dai L,Noverr MC,Parsons C,Kaleeba JA,Qin Z

更新日期：2015-02-19 00:00:00

abstract：:Swarming is the most rapid surface motility allowing Pseudomonas aeruginosa bacteria to rapidly colonize new surfaces. However, swarming behavior is affected by environmental factors like ultraviolet irradiation (UVc). UVc radiation is the most disinfection technology usually applied for wastewater and proven to be ef...

journal_title：Frontiers in microbiology

authors： Ghorbal SKB,Chourabi K,Maalej L,Ammar AB,Ouzari HI,Hassen A,Jaafoura H,Chatti A

更新日期：2019-04-02 00:00:00

abstract：:Sulfoquinovose (SQ, 6-deoxy-6-sulfoglucose) is produced by plants and other phototrophs and its biodegradation is a relevant component of the biogeochemical carbon and sulfur cycles. SQ is known to be degraded by aerobic bacterial consortia in two tiers via C3-organosulfonates as transient intermediates to CO2, water ...

journal_title：Frontiers in microbiology

authors： Burrichter A,Denger K,Franchini P,Huhn T,Müller N,Spiteller D,Schleheck D

更新日期：2018-11-27 00:00:00

abstract：:The cheese-derived strains Streptococcus thermophilus 84C isolated from Nostrano cheese, and Lactobacillus brevis DSM 32386 isolated from Traditional Mountain Malga cheese have been previously reported as γ-aminobutyric acid (GABA)-producers in vitro. In the present study, the ability of these strains to produce GABA ...

journal_title：Frontiers in microbiology

authors： Carafa I,Stocco G,Nardin T,Larcher R,Bittante G,Tuohy K,Franciosi E

更新日期：2019-02-13 00:00:00

abstract：:Paraquat is a non-selective fast-acting herbicide used to control weeds in agricultural crops. Many years of extensive use has caused environmental pollution and food toxicity. This agrochemical degrades slowly in nature, adsorbs onto clay lattices, and may require environmental remediation. Studies have shown that bi...

journal_title：Frontiers in microbiology

authors： Thongpitak J,Pumas P,Pumas C

更新日期：2020-09-15 00:00:00

abstract：:Toxic cyanobacterial blooms are a growing threat to freshwater bodies worldwide. In order for a toxic bloom to occur, a population of cells with the genetic capacity to produce toxins must be present together with the appropriate environmental conditions. In this study, we investigated the distribution patterns and ph...

journal_title：Frontiers in microbiology

authors： Marmen S,Aharonovich D,Grossowicz M,Blank L,Yacobi YZ,Sher DJ

更新日期：2016-03-15 00:00:00

abstract：:The rumen contains a multi-kingdom, commensal microbiome, including protozoa, bacteria, archaea, fungi and viruses, which enables ruminant herbivores to ferment and utilize plant feedstuffs that would be otherwise indigestible. Within the rumen, virus populations are diverse and highly abundant, often out-numbering th...

journal_title：Frontiers in microbiology

authors： Gilbert RA,Townsend EM,Crew KS,Hitch TCA,Friedersdorff JCA,Creevey CJ,Pope PB,Ouwerkerk D,Jameson E

更新日期：2020-03-26 00:00:00

abstract：:Mobile genetic elements, including plasmids, drive the evolution of prokaryotic genomes through the horizontal transfer of genes allowing genetic exchange between bacteria. Moreover, plasmids carry accessory genes, which encode functions that may offer an advantage to the host. Thus, it is expected that in a certain e...

journal_title：Frontiers in microbiology

authors： Perez MF,Kurth D,Farías ME,Soria MN,Castillo Villamizar GA,Poehlein A,Daniel R,Dib JR

更新日期：2020-06-23 00:00:00

abstract：:Interest in coronaviruses because of the 2019 novel coronavirus (SARS-CoV-2) pandemic has generated concern about their occurrence and persistence in aquatic habitats. Coronaviruses are not quantitatively significant constituents of marine virioplankton. Members of the Nidovirales (to which human coronaviruses belong)...

journal_title：Frontiers in microbiology

authors： Mordecai GJ,Hewson I

更新日期：2020-07-24 00:00:00

abstract：:Severe fever with thrombocytopenia syndrome (SFTS) is a tick-borne viral disease affecting hundreds of people in China each year. To better understand the epidemiological characteristics and environmental risk factors associated with the incidence of SFTS in Hubei Province, China, we conducted a retrospective epidemio...

journal_title：Frontiers in microbiology

authors： Wang T,Li XL,Liu M,Song XJ,Zhang H,Wang YB,Tian BP,Xing XS,Li SY

更新日期：2017-03-08 00:00:00

abstract：:Background:Tyrophagus putrescentiae is a ubiquitous mite species in soil, stored products and house dust and infests food and causes allergies in people. T. putrescentiae populations harbor different bacterial communities, including intracellular symbionts and gut bacteria. The spread of microorganisms via the fecal p...

journal_title：Frontiers in microbiology

authors： Hubert J,Nesvorna M,Sopko B,Smrz J,Klimov P,Erban T

更新日期：2018-10-30 00:00:00

abstract：:Methane is a potent greenhouse gas, 25 times more efficient at trapping heat than carbon dioxide. Ruminant methane emissions contribute almost 30% to anthropogenic sources of global atmospheric methane levels and a reduction in methane emissions would significantly contribute to slowing global temperature rises. Here ...

journal_title：Frontiers in microbiology

authors： Altermann E,Schofield LR,Ronimus RS,Beatty AK,Reilly K

更新日期：2018-10-09 00:00:00

abstract：:Approximately 36.7 million people were living with the human immunodeficiency virus (HIV) at the end of 2016 according to UNAIDS, representing a global prevalence rate of 0.8%. In Brazil, an HIV prevalence of 0.24% has been estimated, which represents approximately 830,000 individuals living with the virus. As a touri...

journal_title：Frontiers in microbiology

authors： Alves BM,Siqueira JD,Prellwitz IM,Botelho OM,Da Hora VP,Sanabani S,Recordon-Pinson P,Fleury H,Soares EA,Soares MA

更新日期：2019-04-09 00:00:00

abstract：:Adequate comparisons of DNA and cDNA libraries from complex environments require methods for co-extraction of DNA and RNA due to the inherent heterogeneity of such samples, or risk bias caused by variations in lysis and extraction efficiencies. Still, there are few methods and kits allowing simultaneous extraction of ...

journal_title：Frontiers in microbiology

authors： Lim NY,Roco CA,Frostegård Å

更新日期：2016-10-18 00:00:00

abstract：:In many caries-promoting Streptococcus species, glucosyltransferases (Gtfs) are recognized as key enzymes contributing to the modification of biofilm structures, disruption of homeostasis of healthy microbiota community and induction of caries development. It is therefore of great interest to investigate how Gtf genes...

journal_title：Frontiers in microbiology

authors： Xu RR,Yang WD,Niu KX,Wang B,Wang WM

更新日期：2018-12-04 00:00:00

abstract：:This study aimed to describe the distribution and characterization of fecal extended-spectrum β-lactamase (ESBL)- and AmpC-producing Escherichia coli isolates from healthy companion animals and cohabiting humans. A total of 968 rectal swab samples from 340 participants, including healthy companion animals and cohabiti...

journal_title：Frontiers in microbiology

authors： Hong JS,Song W,Park HM,Oh JY,Chae JC,Jeong S,Jeong SH

更新日期：2020-04-15 00:00:00

abstract：:Benzo[a]pyrene (B[a]P) is a ubiquitous, persistent, and carcinogenic pollutant that belongs to the large family of polycyclic aromatic hydrocarbons. Population exposure primarily occurs via contaminated food products, which introduces the pollutant to the digestive tract. Although the metabolism of B[a]P by host cells...

journal_title：Frontiers in microbiology

authors： Defois C,Ratel J,Denis S,Batut B,Beugnot R,Peyretaillade E,Engel E,Peyret P

更新日期：2017-08-15 00:00:00

abstract：:Previously, we showed that Bacillus amyloliquefaciens FZB42 can confer salt tolerance in plants by root inoculation under salt stress condition, and the FZB42 volatile organic compounds (VOCs) promoted plant growth and development under non-salt stress condition. In the present study, we investigated the mechanism tha...

journal_title：Frontiers in microbiology

authors： Liu S,Tian Y,Jia M,Lu X,Yue L,Zhao X,Jin W,Wang Y,Zhang Y,Xie Z,Wang R

更新日期：2020-11-12 00:00:00

abstract：:HIV-1 is an RNA enveloped virus that preferentially infects CD4(+) T lymphocytes and also macrophages. In CD4(+) T cells, HIV-1 mainly buds from the host cell plasma membrane. The viral Gag polyprotein targets the plasma membrane and is the orchestrator of the HIV assembly as its expression is sufficient to promote th...

journal_title：Frontiers in microbiology

authors： Mariani C,Desdouits M,Favard C,Benaroch P,Muriaux DM

更新日期：2014-06-25 00:00:00

abstract：:Urinary tract infection is primarily caused by Escherichia coli. Multidrug resistance and their rapid dissemination in this pathogenic microbe complicate therapeutic strategies and threaten public health. Conjugation systems responsible for interbacterial transmission of antibiotic resistance are plasmid-encoded and c...

journal_title：Frontiers in microbiology

authors： Mukherjee SK,Mukherjee M

更新日期：2019-12-18 00:00:00

abstract：:Modulation of gene expression through RNA interference is well conserved in eukaryotes and is involved in many cellular processes. In the oomycete Phytophthora, research on the small RNA machinery and function has started to reveal potential roles in the pathogen, but much is still unknown. We examined Argonaute (AGO)...

journal_title：Frontiers in microbiology

authors： Bollmann SR,Press CM,Tyler BM,Grünwald NJ

更新日期：2018-11-30 00:00:00

abstract：:Bacterial endophytes (BEs) are non-pathogenic residents of healthy plant tissues that can confer benefits to plants. Many Bacterial endophytes have been shown to contribute to plant growth and health, alleviation of plant stress and to in-planta contaminant-degradation. This study examined the endophytic bacterial com...

journal_title：Frontiers in microbiology

authors： Lumactud R,Fulthorpe RR

更新日期：2018-08-23 00:00:00

abstract：:Janthinobacterium and Duganella are well-known for their antifungal effects. Surprisingly, almost nothing is known on molecular aspects involved in the close bacterium-fungus interaction. To better understand this interaction, we established the genomes of 11 Janthinobacterium and Duganella isolates in combination wit...

journal_title：Frontiers in microbiology

authors： Haack FS,Poehlein A,Kröger C,Voigt CA,Piepenbring M,Bode HB,Daniel R,Schäfer W,Streit WR

更新日期：2016-10-26 00:00:00

abstract：:Whole genome sequencing (WGS) of Mycobacterium tuberculosis has been constructive in understanding its evolution, genetic diversity and the mechanisms involved in drug resistance. A large number of sequencing efforts from across the globe have revealed genetic diversity among clinical isolates and the genetic determin...

journal_title：Frontiers in microbiology

authors： Advani J,Verma R,Chatterjee O,Pachouri PK,Upadhyay P,Singh R,Yadav J,Naaz F,Ravikumar R,Buggi S,Suar M,Gupta UD,Pandey A,Chauhan DS,Tripathy SP,Gowda H,Prasad TSK

更新日期：2019-02-26 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：:Similar to other CTX-M family enzymes, KLUC is a recently identified and emerging determinant of cefotaxime resistance that has been recovered from at least three Enterobacteriaceae species, including Kluyvera cryocrescens, Escherichia coli, and Enterobacter cloacae. Whether this extended-spectrum β-lactamase (ESBL) h...

journal_title：Frontiers in microbiology

authors： Li P,Shen K,Zhang Y,Ying J,Zhu T,Liu Y,Xu L,Lin C,Zhang K,Li P,Lu J,Li K,Yi H,Bao Q,Xu T

更新日期：2018-08-15 00:00:00

abstract：:The seasonal melting of ice entombed cryoconite holes on McMurdo Dry Valley glaciers provides oases for life in the harsh environmental conditions of the polar desert where surface air temperatures only occasionally exceed 0°C during the Austral summer. Here we follow temporal changes in cryoconite hole biogeochemistr...

journal_title：Frontiers in microbiology

authors： Telling J,Anesio AM,Tranter M,Fountain AG,Nylen T,Hawkings J,Singh VB,Kaur P,Musilova M,Wadham JL

更新日期：2014-12-11 00:00:00

abstract：:The claimed role of gene reservoir of coagulase-negative staphylococci (CoNS) could be contradicted by estimates that CRISPR/Cas systems are found in the genomes of 40-50% of bacteria, as these systems interfere with plasmid uptake in staphylococci. To further correlate this role with presence of CRISPR, we analyzed, ...

journal_title：Frontiers in microbiology

authors： Rossi CC,Souza-Silva T,Araújo-Alves AV,Giambiagi-deMarval M

更新日期：2017-08-15 00:00:00

abstract：:Ripening cultures containing fungi and bacteria are widely used in smear-ripened cheese production processes, but little is known about the biotic interactions of typical ripening microorganisms at the surface of cheese. We developed a lab-scale mini-cheese model to investigate the biotic interactions of a synthetic c...

journal_title：Frontiers in microbiology

authors： Pham NP,Landaud S,Lieben P,Bonnarme P,Monnet C

更新日期：2019-08-16 00:00:00