abstract：:Desulfotomaculum reducens strain MI-1 is a Gram-positive, sulfate-reducing bacterium also capable of reducing Fe(III). Metal reduction in Gram-positive bacteria is poorly understood. Here, we investigated Fe(III) reduction with lactate, a non-fermentable substrate, as the electron donor. Lactate consumption is concomi...

journal_title：Frontiers in microbiology

authors： Dalla Vecchia E,Shao PP,Suvorova E,Chiappe D,Hamelin R,Bernier-Latmani R

更新日期：2014-08-19 00:00:00

abstract：:To understand the contribution of animal- and human-derived fecal pollution sources in shaping integron prevalence and diversity in beach waters, 414 Escherichia coli strains were collected from beach waters (BW, n = 166), seagull feces (SF, n = 179), and wastewaters (WW, n = 69), on the World Biosphere Reserve of the...

journal_title：Frontiers in microbiology

authors： Moura A,Araújo S,Alves MS,Henriques I,Pereira A,Correia AC

更新日期：2014-08-12 00:00:00

abstract：:The Arctic seasonal snowpack can extend at times over a third of the Earth's land surface. This chemically dynamic environment interacts constantly with different environmental compartments such as atmosphere, soil and meltwater, and thus, strongly influences the entire biosphere. However, the microbial community asso...

journal_title：Frontiers in microbiology

authors： Maccario L,Vogel TM,Larose C

更新日期：2014-08-07 00:00:00

abstract：:Many bacteria produce cytolytic toxins that target host cells or other competing microbes. It is well known that environmental factors control toxin expression, however, recent work suggests that some bacteria manipulate the fold of these protein toxins to control their function. The β-sheet rich amyloid fold is a hig...

journal_title：Frontiers in microbiology

authors： Syed AK,Boles BR

更新日期：2014-08-01 00:00:00

abstract：:Since the discovery 2-3 decades ago that viruses of microbes are abundant in marine ecosystems, viral ecology has grown increasingly to reach the status of a full scientific discipline in environmental sciences. A dedicated ISVM society, the International Society for Viruses of Microorganisms, (http://www.isvm.org/) w...

journal_title：Frontiers in microbiology

authors： Sime-Ngando T

更新日期：2014-07-24 00:00:00

abstract：:With only hundreds of genes contained within their genomes, mycoplasmas have become model organisms for precise understanding of cellular processes, as well as platform organisms for predictable engineering of microbial functions for mission-critical applications. Despite the availability of "whole genome writing" in ...

journal_title：Frontiers in microbiology

authors： Karas BJ,Wise KS,Sun L,Venter JC,Glass JI,Hutchison CA 3rd,Smith HO,Suzuki Y

更新日期：2014-07-23 00:00:00

abstract：:This review considers the available information on the potential impact of key environmental factors and their interactions on the molecular ecology, growth and aflatoxin production by Aspergillus flavus in vitro and in maize grain. The recent studies which have been carried out to examine the impact of water activity...

journal_title：Frontiers in microbiology

authors： Medina A,Rodriguez A,Magan N

更新日期：2014-07-22 00:00:00

abstract：:Generally, plants are not considered as hosts for human and animal pathogens (HAP). The recent produce-associated outbreaks of food-borne diseases have drawn attention toward significant deficiencies in our understanding of the ecology of HAP, and their potential for interkingdom transfer. To examine the association o...

journal_title：Frontiers in microbiology

authors： Yousaf S,Bulgari D,Bergna A,Pancher M,Quaglino F,Casati P,Campisano A

更新日期：2014-07-08 00:00:00

abstract：:Emerging evidence suggests that antibodies against merozoite proteins involved in Plasmodium falciparum invasion into the red blood cell (RBC) play an important role in clinical immunity to malaria. The protein family of parasite antigens known as P. falciparum reticulocyte binding protein-like homolog (PfRh) is requi...

journal_title：Frontiers in microbiology

authors： Chiu CY,Healer J,Thompson JK,Chen L,Kaul A,Savergave L,Raghuwanshi A,Li Wai Suen CS,Siba PM,Schofield L,Mueller I,Cowman AF,Hansen DS

更新日期：2014-06-30 00:00:00

abstract：:This research uses inteins, a type of mobile genetic element, to infer patterns of gene transfer within the Halobacteria. We surveyed 118 genomes representing 26 genera of Halobacteria for intein sequences. We then used the presence-absence profile, sequence similarity and phylogenies from the inteins recovered to exp...

journal_title：Frontiers in microbiology

authors： Soucy SM,Fullmer MS,Papke RT,Gogarten JP

更新日期：2014-06-26 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：:The use of antibiotics in food-producing animals has significantly increased animal health by lowering mortality and the incidence of diseases. Antibiotics also have largely contributed to increase productivity of farms. However, antibiotic usage in general and relevance of non-therapeutic antibiotics (growth promoter...

journal_title：Frontiers in microbiology

authors： Diarra MS,Malouin F

更新日期：2014-06-17 00:00:00

abstract：:Parasites are now known to be ubiquitous across biological systems and can play an important role in modulating algal populations. However, there is a lack of extensive information on their role in artificial ecosystems such as algal production ponds and photobioreactors. Parasites have been implicated in the demise o...

journal_title：Frontiers in microbiology

authors： Carney LT,Lane TW

更新日期：2014-06-06 00:00:00

abstract：:Optical characteristics of individual bacterial cells of natural communities can be measured with flow cytometry (FCM) in high throughput. The resulting data are visualized in cytometric histograms. These histograms represent individual cytometric fingerprints of microbial communities, e.g., at certain time points or ...

journal_title：Frontiers in microbiology

authors： Koch C,Harnisch F,Schröder U,Müller S

更新日期：2014-06-04 00:00:00

abstract：:Planctomycetes are part of the complex microbial biofilm community of a wide range of macroalgae. Recently, some studies began to unveil the great diversity of Planctomycetes present in this microenvironment and the interactions between the two organisms. Culture dependent and independent methods revealed the existenc...

journal_title：Frontiers in microbiology

authors： Lage OM,Bondoso J

更新日期：2014-06-03 00:00:00

abstract：:To produce lignocellulosic biofuels economically, the complete release of monomers from the plant cell wall components, cellulose, hemicellulose, and lignin, through pre-treatment and hydrolysis (both enzymatic and chemical), and the efficient utilization of these monomers as carbon sources, is crucial. In addition, t...

journal_title：Frontiers in microbiology

authors： Wang W,Yang S,Hunsinger GB,Pienkos PT,Johnson DK

更新日期：2014-05-27 00:00:00

abstract：:Lactic acid bacteria (LAB) are Gram positive bacteria widely used in the production of fermented food in particular cheese and yoghurts. Bacteriophage infections during fermentation processes have been for many years a major industrial concern and have stimulated numerous research efforts. Better understanding of the ...

journal_title：Frontiers in microbiology

authors： Chapot-Chartier MP

更新日期：2014-05-22 00:00:00

abstract：:Previous studies had suggested the presence of ammonium oxidizing Thaumarchaeota as well as nitrite oxidizing Bacteria in the subsurface spring called Franz Josef Quelle (FJQ), a slightly radioactive thermal mineral spring with a temperature of 43.6-47°C near the alpine village of Bad Gastein, Austria. The microbiolog...

journal_title：Frontiers in microbiology

authors： Gerbl FW,Weidler GW,Wanek W,Erhardt A,Stan-Lotter H

更新日期：2014-05-16 00:00:00

abstract：:We present the details of a numerical model, BIOB that is capable of simulating the biodegradation of oil entrapped in the sediment. The model uses Monod kinetics to simulate the growth of bacteria in the presence of nutrients and the subsequent consumption of hydrocarbons. The model was used to simulate experimental ...

journal_title：Frontiers in microbiology

authors： Torlapati J,Boufadel MC

更新日期：2014-05-14 00:00:00

abstract：:The Deepwater Horizon (DWH) blowout resulted in oil transport, including polycyclic aromatic hydrocarbons (PAHs) to the Gulf of Mexico shoreline. The microbial communities of these shorelines are thought to be responsible for the intrinsic degradation of PAHs. To investigate the Gulf Coast beach microbial community re...

journal_title：Frontiers in microbiology

authors： Kappell AD,Wei Y,Newton RJ,Van Nostrand JD,Zhou J,McLellan SL,Hristova KR

更新日期：2014-05-09 00:00:00

abstract：:An ideal DNA polymerase for chain-terminating DNA sequencing should possess the following features: (1) incorporate dideoxy- and other modified nucleotides at an efficiency similar to that of the cognate deoxynucleotides; (2) high processivity; (3) high fidelity in the absence of proofreading/exonuclease activity; and...

journal_title：Frontiers in microbiology

authors： Zhu B

更新日期：2014-04-16 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：:Symbioses between chemoautotrophic sulfur-oxidizing (thiotrophic) bacteria and protists or animals are among the most diverse and prevalent in the ocean. They are extremely difficult to maintain in aquaria and no thiotrophic symbiosis involving an animal host has ever been successfully cultivated. In contrast, we have...

journal_title：Frontiers in microbiology

authors： Bright M,Espada-Hinojosa S,Lagkouvardos I,Volland JM

更新日期：2014-04-07 00:00:00

abstract：:Human herpesvirus 8 (HHV8) infection leads to potent activation of nuclear factor kappa B (NFκB) in primary and transformed cells. We used recombinant HHV8 (rKSHV.219) expressing green fluorescent protein under the constitutive cellular promoter elongation factor 2α and red fluorescent protein under an early HHV8 lyti...

journal_title：Frontiers in microbiology

authors： Blattman NN,Lagunoff M,Blattman JN,Corey L

更新日期：2014-04-04 00:00:00

abstract：:We were able to demonstrate that hydroxyectoine, in contrast to ectoine, is a good glass-forming compound. Fourier transform infrared and spin label electron spin resonance studies of dry ectoine and hydroxyectoine have shown that the superior glass-forming properties of hydroxyectoine result from stronger intermolecu...

journal_title：Frontiers in microbiology

authors： Tanne C,Golovina EA,Hoekstra FA,Meffert A,Galinski EA

更新日期：2014-04-04 00:00:00

abstract：:Understanding the seasonal emergence and reemergence of cholera is challenging due to the complex dynamics of different protagonists. The abundance of Vibrio cholerae, the causative agent of cholera and a natural inhabitant of aquatic environments, fluctuates according to abiotic, and biotic factors. Among the biotic ...

journal_title：Frontiers in microbiology

authors： Constantin de Magny G,Hasan NA,Roche B

更新日期：2014-04-02 00:00:00

abstract：:The hexameric MCM complex is the catalytic core of the replicative helicase in eukaryotic and archaeal cells. Here we describe the first in vivo analysis of archaeal MCM protein structure and function relationships using the genetically tractable haloarchaeon Haloferax volcanii as a model system. Hfx. volcanii encodes...

journal_title：Frontiers in microbiology

authors： Kristensen TP,Maria Cherian R,Gray FC,MacNeill SA

更新日期：2014-03-26 00:00:00

abstract：:Storm events impact freshwater microbial communities by transporting terrestrial viruses and other microbes to freshwater systems, and by potentially resuspending microbes from bottom sediments. The magnitude of these impacts on freshwater ecosystems is unknown and largely unexplored. Field studies carried out at two ...

journal_title：Frontiers in microbiology

authors： Williamson KE,Harris JV,Green JC,Rahman F,Chambers RM

更新日期：2014-03-14 00:00:00

abstract：:Sulfate-reducing bacteria such as Desulfovibrio vulgaris Hildenborough are often found in environments with limiting growth nutrients. Using lactate as the electron donor and carbon source, and sulfate as the electron acceptor, wild type D. vulgaris shows motility on soft agar plates. We evaluated this phenotype with ...

journal_title：Frontiers in microbiology

authors： Ray J,Keller KL,Catena M,Juba TR,Zemla M,Rajeev L,Knierim B,Zane GM,Robertson JJ,Auer M,Wall JD,Mukhopadhyay A

更新日期：2014-03-06 00:00:00

abstract：:Biological wastewater treatment plants (BWWTPs) based on the activated sludge (AS) process have dramatically improved worldwide water sanitation despite increased urbanization and industrialization. However, current AS-based operations are considered economically and environmentally unsustainable. In this Perspective,...

journal_title：Frontiers in microbiology

authors： Sheik AR,Muller EE,Wilmes P

更新日期：2014-03-03 00:00:00

abstract：:In some filamentous fungi, the pathways related to the oxidative stress and oxylipins production are involved both in the process of host-recognition and in the pathogenic phase. In fact, recent studies have shown that the production of oxylipins in filamentous fungi, yeasts and chromists is also related to the develo...

journal_title：Frontiers in microbiology

authors： Scarpari M,Punelli M,Scala V,Zaccaria M,Nobili C,Ludovici M,Camera E,Fabbri AA,Reverberi M,Fanelli C

更新日期：2014-02-27 00:00:00

abstract：:Extracellular DNA is found in all environments and is a dynamic component of the microbial ecosystem. Microbial cells produce and interact with extracellular DNA through many endogenous mechanisms. Extracellular DNA is processed and internalized for use as genetic information and as a major source of macronutrients, a...

journal_title：Frontiers in microbiology

authors： Chimileski S,Dolas K,Naor A,Gophna U,Papke RT

更新日期：2014-02-20 00:00:00

abstract：:Recombinant subunit vaccines are some of the safest and most effective vaccines available, but their high cost and the requirement of advanced medical infrastructure for administration make them impractical for many developing world diseases. Plant-based vaccines have shifted that paradigm by paving the way for recomb...

journal_title：Frontiers in microbiology

authors： Specht EA,Mayfield SP

更新日期：2014-02-17 00:00:00

abstract：:The conserved protein DivIVA is involved in different morphogenetic processes in Gram-positive bacteria. In Bacillus subtilis, the protein localizes to the cell division site and cell poles, and functions as a scaffold for proteins that regulate division site selection, and for proteins that are required for sporulati...

journal_title：Frontiers in microbiology

authors： Halbedel S,Kawai M,Breitling R,Hamoen LW

更新日期：2014-02-14 00:00:00

abstract：:Many bacteria belonging to the phylum of Actinobacteria are known as antagonists against phytpathogenic microbes. This study aimed to analyze the effect of ozone on the actinobacterial community of the rhizosphere of four years old European beech (Fagus sylvatica L.) trees during different time points of the vegetatio...

journal_title：Frontiers in microbiology

authors： Haesler F,Hagn A,Engel M,Schloter M

更新日期：2014-02-11 00:00:00

abstract：:A range of attributes determines the virulence of human pathogens. During interactions with their hosts, pathogenic microbes often undergo transitions between distinct stages, and the ability to switch between these can be directly related to the disease process. Understanding the mechanisms and dynamics of these tran...

journal_title：Frontiers in microbiology

authors： Tyc KM,Kühn C,Wilson D,Klipp E

更新日期：2014-02-06 00:00:00

abstract：:We compared overexpression of the magnetotactic bacterial gene MagA with the modified mammalian ferritin genes HF + LF, in which both heavy and light subunits lack iron response elements. Whereas both expression systems have been proposed for use in non-invasive, magnetic resonance (MR) reporter gene expression, limit...

journal_title：Frontiers in microbiology

authors： Sengupta A,Quiaoit K,Thompson RT,Prato FS,Gelman N,Goldhawk DE

更新日期：2014-02-05 00:00:00

abstract：:Salmonella enterica causes substantial morbidity and mortality in humans and animals. Infection and intestinal colonization by S. enterica require virulence factors that mediate bacterial binding and invasion of enterocytes and innate immune cells. Some S. enterica colonization factors and their alleles are host restr...

journal_title：Frontiers in microbiology

authors： Yue M,Schifferli DM

更新日期：2014-01-07 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：: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