Tackling Multidrug Resistance in Streptococci - From Novel Biotherapeutic Strategies to Nanomedicines.

abstract：:Single molecule, real-time (SMRT) sequencing was used to characterize mitochondrial (mt) genome of Ophiocordyceps sinensis and to analyze the mt genome-wide pattern of epigenetic DNA modification. The complete mt genome of O. sinensis, with a size of 157,539 bp, is the fourth largest Ascomycota mt genome sequenced to ...

journal_title：Frontiers in microbiology

authors： Kang X,Hu L,Shen P,Li R,Liu D

更新日期：2017-07-27 00:00:00

abstract：:There is increasing evidence that microbial volatiles (VOCs) play an important role in natural suppression of soil-borne diseases, but little is known on the factors that influence production of suppressing VOCs. In the current study we examined whether a stress-induced change in soil microbial community composition w...

journal_title：Frontiers in microbiology

authors： van Agtmaal M,van Os GJ,Hol WH,Hundscheid MP,Runia WT,Hordijk CA,de Boer W

更新日期：2015-07-10 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：:Next generation sequencing (NGS) technologies are becoming routinely employed in different fields of virus research. Different sequencing platforms and sample preparation approaches, in the laboratories worldwide, contributed to a revolution in detection and discovery of plant viruses and viroids. In this work, we are...

journal_title：Frontiers in microbiology

authors： Pecman A,Kutnjak D,Gutiérrez-Aguirre I,Adams I,Fox A,Boonham N,Ravnikar M

更新日期：2017-10-13 00:00:00

abstract：:Two pools of individual single gene deletion (SGD) mutants of S. Typhimurium 14028s encompassing deletions of 3,923 annotated non-essential ORFs and sRNAs were screened by intraperitoneal (IP) injection in BALB/c mice followed by recovery from spleen and liver 2 days post infection. The relative abundance of each muta...

journal_title：Frontiers in microbiology

authors： Silva-Valenzuela CA,Molina-Quiroz RC,Desai P,Valenzuela C,Porwollik S,Zhao M,Hoffman RM,Andrews-Polymenis H,Contreras I,Santiviago CA,McClelland M

更新日期：2016-01-05 00:00:00

abstract：:Denitrification and dissimilatory nitrate reduction to ammonium (DNRA) compete for nitrate in natural and engineered environments. A known important factor in this microbial competition is the ratio of available electron donor and elector acceptor, here expressed as Ac/N ratio (acetate/nitrate-nitrogen). We studied th...

journal_title：Frontiers in microbiology

authors： van den Berg EM,Boleij M,Kuenen JG,Kleerebezem R,van Loosdrecht MC

更新日期：2016-11-24 00:00:00

abstract：:The acquisition of multiple genes from long terminal repeat (LTR) retrotransposons occurred in mammals. Genes belonging to a sushi-ichi-related retrotransposon homologs (SIRH) family emerged around the time of the establishment of two viviparous mammalian groups, marsupials and eutherians. These genes encode proteins ...

journal_title：Frontiers in microbiology

authors： Kaneko-Ishino T,Ishino F

更新日期：2012-07-27 00:00:00

abstract：:Biosynthesis of nanoparticles (NPs) by microorganisms is a cost- and energy-effective approach. However, how the production of NPs affects the population of producing organism remains as an unresolved question. The present study aimed to evaluate the kinetics of Saccharomyces cerevisiae growth in relation to synthesis...

journal_title：Frontiers in microbiology

authors： Asghari-Paskiabi F,Imani M,Eybpoosh S,Rafii-Tabar H,Razzaghi-Abyaneh M

更新日期：2020-05-21 00:00:00

abstract：:Coagulase negative staphylococci (CoNS) are important opportunistic pathogens. Staphylococcus epidermidis, a coagulase negative staphylococcus, is the third leading cause of nosocomial infections in the US. Surface proteins like Microbial Surface Components Recognizing Adhesive Matrix Molecules (MSCRAMMs) are major vi...

journal_title：Frontiers in microbiology

authors： Arora S,Uhlemann AC,Lowy FD,Hook M

更新日期：2016-04-29 00:00:00

abstract：:The intention of this study was to investigate the inactivation of endospores by a combined thermal and pulsed electric field (PEF) treatment. Therefore, self-cultivated spores of Bacillus subtilis and commercial Geobacillus stearothermophilus spores with certified heat resistance were utilized. Spores of both strains...

journal_title：Frontiers in microbiology

authors： Reineke K,Schottroff F,Meneses N,Knorr D

更新日期：2015-05-06 00:00:00

abstract：:Burkholderia pseudomallei is the Gram-negative bacterial pathogen responsible for the disease melioidosis. B. pseudomallei establishes disease in susceptible individuals through multiple routes of infection, all of which may proceed to a septicemic disease associated with a high mortality rate. B. pseudomallei opportu...

journal_title：Frontiers in microbiology

authors： Warawa JM

更新日期：2010-12-29 00:00:00

abstract：:We report the case of a patient with acute necrotizing colitis due to invasive amebiasis associated with CD4 lymphopenia and impaired neutrophil responses. The course of the disease was characterized by CMV reactivation and severe and recurrent bacterial and fungal infections, which might be related to the decreased C...

journal_title：Frontiers in microbiology

authors： Ghrenassia E,Guihot A,Dong Y,Robinet P,Fontaine T,Lacombe K,Lescot T,Meyohas MC,Elbim C

更新日期：2017-02-13 00:00:00

abstract：:The ability of some symbiotic cnidarians to resist and better withstand stress factors that cause bleaching is a trait that is receiving increased attention. The adaptive bleaching hypothesis postulates that cnidarians that can form a stable symbiosis with thermotolerant Symbiodiniaceae strains may cope better with in...

journal_title：Frontiers in microbiology

authors： Newkirk CR,Frazer TK,Martindale MQ,Schnitzler CE

更新日期：2020-05-05 00:00:00

abstract：:Previous studies showed differences in the regulatory response to C/N balance in Prochlorococcus with respect to other cyanobacteria, but no information was available about its causes, or the ecological advantages conferred to thrive in oligotrophic environments. We addressed the changes in key enzymes (glutamine synt...

journal_title：Frontiers in microbiology

authors： Domínguez-Martín MA,López-Lozano A,Clavería-Gimeno R,Velázquez-Campoy A,Seidel G,Burkovski A,Díez J,García-Fernández JM

更新日期：2018-01-09 00:00:00

abstract：:In the past several decades, sulfate concentration and salinity have been considered to be the two essential hydrochemical factors in the formation of dolomite, yet arguments against this hypothesis have existed simultaneously. To clarify the effects of sulfate concentration and salinity in the mineralization of dolom...

journal_title：Frontiers in microbiology

authors： Qiu X,Yao Y,Wang H,Shen A,Zhang J

更新日期：2019-03-12 00:00:00

abstract：:Lower-termites are one of the best studied symbiotic systems in insects. Their ability to feed on a nitrogen-poor, wood-based diet with help from symbiotic microbes has been under investigation for almost a century. A unique microbial consortium living in the guts of lower termites is essential for wood-feeding. Host ...

journal_title：Frontiers in microbiology

authors： Peterson BF,Scharf ME

更新日期：2016-04-08 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：:The Gram-positive anaerobic human pathogenic bacterium Atopobium vaginae causes most diagnosed cases of bacterial vaginosis as well as opportunistic infections in immunocompromised patients. In addition to its well-established role in carbohydrate metabolism, D-glyceraldehyde-3-phosphate dehydrogenase (GAPDH) from Str...

journal_title：Frontiers in microbiology

authors： Querol-García J,Fernández FJ,Marin AV,Gómez S,Fullà D,Melchor-Tafur C,Franco-Hidalgo V,Albertí S,Juanhuix J,Rodríguez de Córdoba S,Regueiro JR,Vega MC

更新日期：2017-04-10 00:00:00

abstract：:Giardia duodenalis is an intestinal parasite that causes 200-300 million episodes of diarrhoea annually. Metronidazole (Mtz) is a front-line anti-giardial, but treatment failure is common and clinical resistance has been demonstrated. Mtz is thought to be activated within the parasite by oxidoreductase enzymes, and to...

journal_title：Frontiers in microbiology

authors： Ansell BR,Baker L,Emery SJ,McConville MJ,Svärd SG,Gasser RB,Jex AR

更新日期：2017-03-17 00:00:00

abstract：:The eastern China marginal seas (ECMS) are prominent examples of river-dominated ocean margins, whose most characteristic feature is the existence of isolated mud patches on sandy sediments. Ammonia-oxidizing prokaryotes play a crucial role in the nitrogen cycles of many marine environments, including marginal seas. H...

journal_title：Frontiers in microbiology

authors： Yu S,Yao P,Liu J,Zhao B,Zhang G,Zhao M,Yu Z,Zhang XH

更新日期：2016-02-12 00:00:00

abstract：:Polyhydroxyalkanoates (PHAs) are a family of biopolyesters accumulated by a variety of microorganisms as carbon and energy storage under starvation conditions. We focused on marine purple non-sulfur photosynthetic bacteria as host microorganisms for PHA production and developed a method for their isolation from natura...

journal_title：Frontiers in microbiology

authors： Higuchi-Takeuchi M,Morisaki K,Numata K

更新日期：2016-09-21 00:00:00

abstract：:Disease causing Escherichia coli commonly found in meat and poultry include intestinal pathogenic E. coli (iPEC) as well as extraintestinal types such as the Uropathogenic E. coli (UPEC). In this study we compared the resistance of iPEC (O157:H7) to UPEC in chicken meat using High Pressure Processing (HPP) in with (th...

journal_title：Frontiers in microbiology

authors： Chien SY,Sheen S,Sommers CH,Sheen LY

更新日期：2016-06-14 00:00:00

abstract：:DNA and RNA-based sequencing of the 16S rRNA gene and transcripts were used to assess the phylogenetic diversity of microbial communities at assets experiencing corrosion in an oil production facility. The complementary methodological approach, coupled with extensive bioinformatics analysis, allowed to visualize diffe...

journal_title：Frontiers in microbiology

authors： Salgar-Chaparro SJ,Machuca LL

更新日期：2019-11-07 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：: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：: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：:Common saprophytic fungi are seldom present in Protea infructescences, which is strange given the abundance of mainly dead plant tissue in this moist protected environment. We hypothesized that the absence of common saprophytic fungi in Protea infructescences could be due to a special symbiosis where the presence of m...

journal_title：Frontiers in microbiology

authors： Human ZR,Moon K,Bae M,de Beer ZW,Cha S,Wingfield MJ,Slippers B,Oh DC,Venter SN

更新日期：2016-11-02 00:00:00

abstract：:A common feature of microbial colonization in deserts is biological soil crusts (BSCs), and these comprise a complex community dominated by Cyanobacteria. Rock substrates, particularly sandstone, are also colonized by microbial communities. These are separated by bare sandy soil that also supports microbial colonizati...

journal_title：Frontiers in microbiology

authors： Lee KC,Archer SD,Boyle RH,Lacap-Bugler DC,Belnap J,Pointing SB

更新日期：2016-09-26 00:00:00

abstract：:RNA silencing mediated by microRNAs (miRNAs) is a recently discovered gene regulatory mechanism involved in various aspects of biology, such as development, cell differentiation and proliferation, and innate immunity against viral infections. miRNAs, which are a class of small (21-25 nucleotides) RNAs, target messenge...

journal_title：Frontiers in microbiology

authors： Tsunetsugu-Yokota Y,Yamamoto T

更新日期：2010-10-13 00:00:00

abstract：:Paracoccidioidomycosis (PCM) is an endemic mycosis in Latin American caused by the thermodimorphic fungi of the genus Paracoccidioides spp. Notably, a Th1 immune response is required to control PCM. In this context, dendritic cells (DCs) seem to be essential players in capture, processing and presentation of Paracocci...

journal_title：Frontiers in microbiology

authors： Silva LBR,Taira CL,Dias LS,Souza ACO,Nosanchuk JD,Travassos LR,Taborda CP

更新日期：2019-07-31 00:00:00