Thaumarchaeal ammonium oxidation and evidence for a nitrogen cycle in a subsurface radioactive thermal spring in the Austrian Central Alps.

abstract：:Salmonella enterica serotypes are invasive enteric pathogens spread through fecal contamination of food and water sources, and represent a constant public health threat around the world. The symptoms associated with salmonellosis and typhoid disease are largely due to the host response to invading Salmonella, and to t...

journal_title：Frontiers in microbiology

authors： Hallstrom K,McCormick BA

更新日期：2011-04-29 00:00:00

abstract：:Alfalfa (Medicago sativa L.) silage (AS) is an important feedstuff in ruminant nutrition. However, its high non-protein nitrogen content often leads to poor ruminal nitrogen retention. Various pre-ensiling treatments differing with respect to dry matter concentrations, wilting intensities and sucrose addition have bee...

journal_title：Frontiers in microbiology

authors： Hartinger T,Edwards JE,Gómez Expósito R,Smidt H,Ter Braak CJF,Gresner N,Südekum KH

更新日期：2019-12-03 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：:Dengue virus (DENV) infection causes several diseases ranging from dengue fever to life-threatening dengue hemorrhagic fever and dengue shock syndrome characterized by endothelial dysfunction, vascular leakage, and shock. Here, we identify a potential mechanism by which DENV induces tissue injury and vascular leakage ...

journal_title：Frontiers in microbiology

authors： Pan P,Zhang Q,Liu W,Wang W,Yu Z,Lao Z,Zhang W,Shen M,Wan P,Xiao F,Shereen MA,Zhang W,Tan Q,Liu Y,Liu X,Wu K,Liu Y,Li G,Wu J

更新日期：2019-11-22 00:00:00

abstract：:This study aimed to investigate effects of intravenous infusion with sodium butyrate (SB) on colonic microbiota, intestinal mucosal immune and intestinal development in normal growing pigs. Twelve crossbred barrows (Duroc × Landrace × Large White) fitted with a medical polyethylene cannula via internal jugular vein we...

journal_title：Frontiers in microbiology

authors： Chen X,Xu J,Su Y,Zhu W

更新日期：2018-07-20 00:00:00

abstract：:Avian leukosis virus subgroup J (ALV-J) is an oncogenic retrovirus that causes immunosuppression and enhances susceptibility to secondary infection, resulting in great economic losses. Although ALV-J-induced immunosuppression has been well established, the underlying molecular mechanism for such induction is still unc...

journal_title：Frontiers in microbiology

authors： Lin W,Xu Z,Yan Y,Zhang H,Li H,Chen W,Chen F,Xie Q

更新日期：2018-05-25 00:00:00

abstract：:The sulbactam resistance rate in Acinetobacter baumannii has increased worldwide. Previous reports have shown that the β-lactamase bla TEM-1 confers resistance to sulbactam in A. baumannii. The purpose of this study was to examine whether other β-lactamases, including the Acinetobacter-derived cephalosporinase (ADC), ...

journal_title：Frontiers in microbiology

authors： Kuo SC,Lee YT,Yang Lauderdale TL,Huang WC,Chuang MF,Chen CP,Su SC,Lee KR,Chen TL

更新日期：2015-03-25 00:00:00

abstract：:Elevational gradients are associated not only with variations in temperature and precipitation, but also with shifts in vegetation types and changes in soil physicochemical properties. While large-scale elevational patterns of soil microbial diversity, such as monotonic declines and hump-shaped models, have been repor...

journal_title：Frontiers in microbiology

authors： Ni Y,Yang T,Zhang K,Shen C,Chu H

更新日期：2018-08-07 00:00:00

abstract：:Zoysia japonica brown spot was caused by necrotrophic fungus Rhizoctonia solani invasion, which led to severe financial loss in city lawn and golf ground maintenance. However, little was known about the molecular mechanism of R. solani pathogenicity in Z. japonica. In this study we examined early stage interaction bet...

journal_title：Frontiers in microbiology

authors： Zhu C,Ai L,Wang L,Yin P,Liu C,Li S,Zeng H

更新日期：2016-05-18 00:00:00

abstract：:Plant growth and productivity depend on the interactions of the plant with the associated rhizosphere microbes. Rhizosphere protists play a significant role in this respect: considerable efforts have been made in the past to reveal the impact of protist-bacteria interactions on the remobilization of essential nutrient...

journal_title：Frontiers in microbiology

authors： Kuppardt A,Fester T,Härtig C,Chatzinotas A

更新日期：2018-05-03 00:00:00

abstract：:Viral infections of the upper respiratory tract are associated with a variety of invasive diseases caused by Streptococcus pyogenes, the group A streptococcus, including pneumonia, necrotizing fasciitis, toxic shock syndrome, and bacteremia. While these polymicrobial infections, or superinfections, are complex, progre...

journal_title：Frontiers in microbiology

authors： Herrera AL,Huber VC,Chaussee MS

更新日期：2016-03-21 00:00:00

abstract：:Downy mildew is one of the most serious diseases of grapevine (Vitis spp). The causal agent of grapevine downy mildew, Plasmopara viticola, is an obligate biotrophic oomycete. Although oomycete pathogens such as P. viticola are known to secrete RxLR effectors to manipulate host immunity, there have been few studies of...

journal_title：Frontiers in microbiology

authors： Yin X,Shang B,Dou M,Liu R,Chen T,Xiang G,Li Y,Liu G,Xu Y

更新日期：2019-07-10 00:00:00

abstract：:Ecological significance of trees growing in urban and peri-urban settings is likely to increase in future land-use regimes, calling for better understanding of their role as potential reservoirs or stepping stones for associated biodiversity. We studied the diversity of fungal endophytes in woody tissues of asymptomat...

journal_title：Frontiers in microbiology

authors： Agostinelli M,Cleary M,Martín JA,Albrectsen BR,Witzell J

更新日期：2018-08-03 00:00:00

abstract：:The mechanism of DNA replication is one of the driving forces of genome evolution. Bacterial DNA polymerase III, the primary complex of DNA replication, consists of PolC and DnaE. PolC is conserved in Gram-positive bacteria, especially in the Firmicutes with low GC content, whereas DnaE is widely conserved in most Gra...

journal_title：Frontiers in microbiology

authors： Akashi M,Yoshikawa H

更新日期：2013-09-17 00:00:00

abstract：:Current notion presumes that only one protein is encoded at a given bacterial genetic locus. However, transcription and translation of an overlapping open reading frame (ORF) of 186 bp length were discovered by RNAseq and RIBOseq experiments. This ORF is almost completely embedded in the annotated L,D-transpeptidase g...

journal_title：Frontiers in microbiology

authors： Hücker SM,Vanderhaeghen S,Abellan-Schneyder I,Scherer S,Neuhaus K

更新日期：2018-05-14 00:00:00

abstract：:Background/objectives: Whole genome sequencing (WGS) has proven to be a powerful subtyping tool for foodborne pathogenic bacteria like L. monocytogenes. The interests of genome-scale analysis for national surveillance, outbreak detection or source tracking has been largely documented. The genomic data however can be e...

journal_title：Frontiers in microbiology

authors： Henri C,Leekitcharoenphon P,Carleton HA,Radomski N,Kaas RS,Mariet JF,Felten A,Aarestrup FM,Gerner Smidt P,Roussel S,Guillier L,Mistou MY,Hendriksen RS

更新日期：2017-11-29 00:00:00

abstract：:Site-directed mutagenesis enables researchers to switch a gene of interest off for functional characterization of the gene. In the pathogenic yeasts, Cryptococcus neoformans and sister species C. deneoformans, this is almost exclusively achieved by introducing DNA into cells through either biolistic transformation or ...

journal_title：Frontiers in microbiology

authors： du Plooy LM,Sebolai OM,Pohl CH,Albertyn J

更新日期：2018-09-20 00:00:00

abstract：:Litter decomposition is the key link between material circulation and energy flow in ecosystems, resulting from the activity of resident microbes and various enzymes. This study investigated enzyme activity in litter and associated microbial community characteristics to help clarify the internal mechanisms associated ...

journal_title：Frontiers in microbiology

authors： Jia T,Wang Y,Chai B

更新日期：2020-12-21 00:00:00

abstract：:Mining industries produce vast waste streams that pose severe environmental pollution challenge. Conventional techniques of treatment are usually inefficient and unsustainable. Biological technique employing the use of microorganisms is a competitive alternative to treat mine wastes and recover toxic heavy metals. Mic...

journal_title：Frontiers in microbiology

authors： Ayangbenro AS,Olanrewaju OS,Babalola OO

更新日期：2018-08-22 00:00:00

abstract：:Bacterial microcompartments (BMCs) are proteinaceous organelles that optimize specific metabolic pathways referred to as metabolosomes involving transient production of toxic volatile metabolites such as aldehydes. Previous bioinformatics analysis predicted the presence of BMCs in 23 bacterial phyla including foodborn...

journal_title：Frontiers in microbiology

authors： Zeng Z,Smid EJ,Boeren S,Notebaart RA,Abee T

更新日期：2019-11-15 00:00:00

abstract：:White shrimp, Litopenaeus vannamei, is a widely farmed species. In China, shrimp postlarvae (PL) are frequently subjected to salinity reduction treatment to meet end growers' needs. However, although this treatment effectively reduces vibrio counts, its impact on gut microbiota health is still unknown. In this study, ...

journal_title：Frontiers in microbiology

authors： Cao Q,Najnine F,Han H,Wu B,Cai J

更新日期：2020-06-30 00:00:00

abstract：:Low energy electron beam (LEEB) treatment is an emerging non-thermal technology that performs surface decontamination with a minimal influence on food quality. Bacterial spore resistance toward LEEB treatment and its influencing factors were investigated in this study. Spores from Geobacillus and Bacillus species were...

journal_title：Frontiers in microbiology

authors： Zhang Y,Moeller R,Tran S,Dubovcova B,Akepsimaidis G,Meneses N,Drissner D,Mathys A

更新日期：2018-11-23 00:00:00

abstract：:The discovery of exoplanets within putative habitable zones revolutionized astrobiology in recent years. It stimulated interest in the question about the origin of life and its evolution. Here, we discuss what the roles of viruses might have been at the beginning of life and during evolution. Viruses are the most abun...

journal_title：Frontiers in microbiology

authors： Moelling K,Broecker F

更新日期：2019-03-19 00:00:00

abstract：:The viable but non-culturable (VBNC) state, as well as sublethal injury of microorganisms pose a distinct threat to food safety, as the use of traditional, culture-based microbiological analyses might lead to an underestimation or a misinterpretation of the product's microbial status and recovery phenomena of microorg...

journal_title：Frontiers in microbiology

authors： Schottroff F,Fröhling A,Zunabovic-Pichler M,Krottenthaler A,Schlüter O,Jäger H

更新日期：2018-11-20 00:00:00

abstract：:Several previous studies have shown that bacteriophages can significantly affect the production of various cytokines. The aim of this present study was to investigate the inflammatory effects and mechanisms of bacteriophage vB_SauM_JS25 in stimulated MAC-T bovine mammary epithelial cells by real-time polymerase chain ...

journal_title：Frontiers in microbiology

authors： Zhang L,Hou X,Sun L,He T,Wei R,Pang M,Wang R

更新日期：2018-07-23 00:00:00

abstract：:Ecological understandings of soil bacterial community succession and assembly mechanism along elevational gradients in mountains remain not well understood. Here, by employing the high-throughput sequencing technique, we systematically examined soil bacterial diversity patterns, the driving factors, and community asse...

journal_title：Frontiers in microbiology

authors： Li J,Shen Z,Li C,Kou Y,Wang Y,Tu B,Zhang S,Li X

更新日期：2018-03-27 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：:Objectives: Sequence type 1193 is emerging as a new, virulent and resistant lineage among fluoroquinolone resistant Escherichia coli (FQrE. coli). In this study, we investigated the prevalence and molecular characteristics of this clone isolated from a Chinese university hospital. Methods: 73 phylogenetic group B2-FQr...

journal_title：Frontiers in microbiology

authors： Wu J,Lan F,Lu Y,He Q,Li B

更新日期：2017-11-21 00:00:00

abstract：:Botrytis cinerea is an important plant pathogenic fungus with a wide range of host. It usually produces black-colored sclerotia (BS) due to deposition of 1,8-dihydroxynaphthalene melanin in sclerotial melanogenesis. Our previous study (Zhou et al., 2018) reported six B. cinerea isolates producing orange-colored sclero...

journal_title：Frontiers in microbiology

authors： Zhou Y,Yang L,Wu M,Chen W,Li G,Zhang J

更新日期：2017-12-12 00:00:00

abstract：:The naturally occurring nitrogen (N) isotopes, 15N and 14N, exhibit different reaction rates during many microbial N transformation processes, which results in N isotope fractionation. Such isotope effects are critical parameters for interpreting natural stable isotope abundances as proxies for biological process rate...

journal_title：Frontiers in microbiology

authors： Mooshammer M,Alves RJE,Bayer B,Melcher M,Stieglmeier M,Jochum L,Rittmann SKR,Watzka M,Schleper C,Herndl GJ,Wanek W

更新日期：2020-07-28 00:00:00