A multicenter blinded analysis indicates no association between chronic fatigue syndrome/myalgic encephalomyelitis and either xenotropic murine leukemia virus-related virus or polytropic murine leukemia virus.

abstract：UNLABELLED:Competence for genetic transformation in Streptococcus pneumoniae develops in response to accumulation of a secreted peptide pheromone and was one of the initial examples of bacterial quorum sensing. Activation of this signaling system induces not only expression of the proteins required for transformation b...

journal_title：mBio

authors： Stevens KE,Chang D,Zwack EE,Sebert ME

更新日期：2011-09-20 00:00:00

abstract：:A voluntary 60-day pause on avian H5N1 influenza virus transmission research was announced in January 2012 by the international community of influenza scientists engaged in this work to provide time to explain the benefits of such work and the risk mitigation measures in place. Subsequently, the pause was extended to ...

journal_title：mBio

authors： Fouchier RA,García-Sastre A,Kawaoka Y

更新日期：2012-11-01 00:00:00

abstract：UNLABELLED:Cryptococcus neoformans is a human fungal pathogen and a major cause of fungal meningitis in immunocompromised individuals. Treatment options for cryptococcosis are limited. Of the two major antifungal drug classes, azoles are active against C. neoformans but exert a fungistatic effect, necessitating long tr...

journal_title：mBio

authors： Huang W,Liao G,Baker GM,Wang Y,Lau R,Paderu P,Perlin DS,Xue C

更新日期：2016-05-10 00:00:00

abstract：:SpxA is a unique transcriptional regulator highly conserved among members of the phylum Firmicutes that binds RNA polymerase and can act as an antiactivator. Why some Firmicutes members have two highly similar SpxA paralogs is not understood. Here, we show that the SpxA paralogs of the pathogen Streptococcus pyogenes,...

journal_title：mBio

authors： Port GC,Cusumano ZT,Tumminello PR,Caparon MG

更新日期：2017-03-28 00:00:00

abstract：UNLABELLED:Particular types of hormonal contraceptives (HCs) and genital tract infections have been independently associated with risk of HIV-1 acquisition. We examined whether immunity in women using injectable depot medroxyprogesterone acetate (DMPA), combined oral contraceptives (COC), or no HCs differs by the prese...

journal_title：mBio

authors： Fichorova RN,Chen PL,Morrison CS,Doncel GF,Mendonca K,Kwok C,Chipato T,Salata R,Mauck C

更新日期：2015-09-01 00:00:00

abstract：:The availability of energy has significant impact on cell physiology. However, the role of cellular metabolism in bacterial pathogenesis is not understood. We investigated the dynamics of central metabolism during virulence induction by surface sensing and quorum sensing in early-stage biofilms of the multidrug-resist...

journal_title：mBio

authors： Perinbam K,Chacko JV,Kannan A,Digman MA,Siryaporn A

更新日期：2020-03-10 00:00:00

abstract：:Long noncoding RNA (lncRNA) plays important roles in sexual development in eukaryotes. In filamentous fungi, however, little is known about the expression and roles of lncRNAs during fruiting body formation. By profiling developmental transcriptomes during the life cycle of the plant-pathogenic fungus Fusarium gramine...

journal_title：mBio

authors： Kim W,Miguel-Rojas C,Wang J,Townsend JP,Trail F

更新日期：2018-08-14 00:00:00

abstract：:Heme oxygenase-1 (HO-1) is a stress response antioxidant enzyme which catalyzes the degradation of heme released during inflammation. HO-1 expression is upregulated in both experimental and human Mycobacterium tuberculosis infection, and in patients it is a biomarker of active disease. Whether the enzyme plays a prote...

journal_title：mBio

authors： Costa DL,Namasivayam S,Amaral EP,Arora K,Chao A,Mittereder LR,Maiga M,Boshoff HI,Barry CE 3rd,Goulding CW,Andrade BB,Sher A

更新日期：2016-10-25 00:00:00

abstract：UNLABELLED:Here we present an extensive genomic and genetic analysis of Escherichia coli strains of serotype O78 that represent the major cause of avian colisepticemia, an invasive infection caused by avian pathogenic Escherichia coli (APEC) strains. It is associated with high mortality and morbidity, resulting in sign...

journal_title：mBio

authors： Huja S,Oren Y,Trost E,Brzuszkiewicz E,Biran D,Blom J,Goesmann A,Gottschalk G,Hacker J,Ron EZ,Dobrindt U

更新日期：2015-01-13 00:00:00

abstract：:Nineteen Thermococcus kodakarensis strains have been constructed, each of which synthesizes a different His(6)-tagged protein known or predicted to be a component of the archaeal DNA replication machinery. Using the His(6)-tagged proteins, stable complexes assembled in vivo have been isolated directly from clarified c...

journal_title：mBio

authors： Li Z,Santangelo TJ,Cuboňová L,Reeve JN,Kelman Z

更新日期：2010-10-26 00:00:00

abstract：UNLABELLED:Human noroviruses (HuNoVs) cause significant morbidity and mortality worldwide. However, despite substantial efforts, a small-animal model for HuNoV has not been described to date. Since "humanized" mice have been successfully used to study human-tropic pathogens in the past, we challenged BALB/c mice defici...

journal_title：mBio

authors： Taube S,Kolawole AO,Höhne M,Wilkinson JE,Handley SA,Perry JW,Thackray LB,Akkina R,Wobus CE

更新日期：2013-07-16 00:00:00

abstract：UNLABELLED:The genus Cyanothece comprises unicellular cyanobacteria that are morphologically diverse and ecologically versatile. Studies over the last decade have established members of this genus to be important components of the marine ecosystem, contributing significantly to the nitrogen and carbon cycle. System-lev...

journal_title：mBio

authors： Bandyopadhyay A,Elvitigala T,Welsh E,Stöckel J,Liberton M,Min H,Sherman LA,Pakrasi HB

更新日期：2011-10-04 00:00:00

abstract：:The gut microbiota contributes to nutrients absorption and metabolism by enterocytes, but the molecular mechanisms involved remain poorly understood, and most conclusions are inferred from studies comparing germfree and conventional animals colonized with diverse bacterial species. We selected two model commensal micr...

journal_title：mBio

authors： Tazi A,Araujo JR,Mulet C,Arena ET,Nigro G,Pédron T,Sansonetti PJ

更新日期：2018-09-04 00:00:00

abstract：UNLABELLED:Glycoside hydrolases (GHs) are key enzymes in the depolymerization of plant-derived cellulose, a process central to the global carbon cycle and the conversion of plant biomass to fuels and chemicals. A limited number of GH families hydrolyze crystalline cellulose, often by a processive mechanism along the ce...

journal_title：mBio

authors： Hiras J,Wu YW,Deng K,Nicora CD,Aldrich JT,Frey D,Kolinko S,Robinson EW,Jacobs JM,Adams PD,Northen TR,Simmons BA,Singer SW

更新日期：2016-08-23 00:00:00

abstract：UNLABELLED:The aerial surfaces of plants, or phyllosphere, are microbial habitats important to plant and human health. In order to accurately investigate microbial interactions in the phyllosphere under laboratory conditions, the composition of the phyllosphere microbiota should be representative of the diversity of mi...

journal_title：mBio

authors： Williams TR,Marco ML

更新日期：2014-08-12 00:00:00

abstract：UNLABELLED:Recent studies strongly suggest that the gene expression sustaining both normal and pathogenic bacterial growth is governed by the structural dynamics of the chromosome. However, the mechanistic device coordinating the chromosomal configuration with selective expression of the adaptive traits remains largely...

journal_title：mBio

authors： Jiang X,Sobetzko P,Nasser W,Reverchon S,Muskhelishvili G

更新日期：2015-04-28 00:00:00

abstract：UNLABELLED:Anti-tumor necrosis factor alpha (anti-TNF-α) therapies have been increasingly used to treat inflammatory diseases and are associated with increased risk of invasive fungal infections, including Cryptococcus neoformans infection. Using a mouse model of cryptococcal infection, we investigated the mechanism by...

journal_title：mBio

authors： Xu J,Eastman AJ,Flaczyk A,Neal LM,Zhao G,Carolan J,Malachowski AN,Stolberg VR,Yosri M,Chensue SW,Curtis JL,Osterholzer JJ,Olszewski MA

更新日期：2016-07-12 00:00:00

abstract：:Butanol production by Clostridium acetobutylicum is accompanied by coproduction of acetone and ethanol, which reduces the yield of butanol and increases the production cost. Here, we report development of several clostridial aldehyde/alcohol dehydrogenase (AAD) variants showing increased butanol selectivity by a serie...

journal_title：mBio

authors： Cho C,Hong S,Moon HG,Jang YS,Kim D,Lee SY

更新日期：2019-01-22 00:00:00

abstract：UNLABELLED:A rapid and global emergence of azole resistance has been observed in the pathogenic fungus Aspergillus fumigatus over the past decade. The dominant resistance mechanism appears to be of environmental origin and involves mutations in the cyp51A gene, which encodes a protein targeted by triazole antifungal dr...

journal_title：mBio

authors： Abdolrasouli A,Rhodes J,Beale MA,Hagen F,Rogers TR,Chowdhary A,Meis JF,Armstrong-James D,Fisher MC

更新日期：2015-06-02 00:00:00

abstract：:Binding of Staphylococcus aureus to the large plasma glycoprotein von Willebrand factor (vWF) is controlled by hydrodynamic flow conditions. Currently, we know little about the molecular details of this shear-stress-dependent interaction. Using single-molecule atomic force microscopy, we demonstrate that vWF binds to ...

journal_title：mBio

authors： Viela F,Prystopiuk V,Leprince A,Mahillon J,Speziale P,Pietrocola G,Dufrêne YF

更新日期：2019-04-30 00:00:00

abstract：:Epsilon toxin (ETX), a pore-forming toxin produced by type B and D strains of Clostridium perfringens, mediates severe enterotoxemia in livestock and possibly plays a role in human disease. During enterotoxemia, the nearly inactive ETX prototoxin is produced in the intestines but then must be activated by proteolytic ...

journal_title：mBio

authors： Freedman JC,Li J,Uzal FA,McClane BA

更新日期：2014-10-21 00:00:00

abstract：:Protein kinase R (PKR) plays a major role in activating host immunity during infection by sensing double-stranded RNA (dsRNA) produced by viruses. Once activated by dsRNA, PKR phosphorylates the translation factor eukaryotic initiation factor 2α (eIF2α), halting cellular translation. Many viruses have methods of inhib...

journal_title：mBio

authors： Goodman DE,Pretto CD,Krepostman TA,Carnahan KE,Spindler KR

更新日期：2019-04-23 00:00:00

abstract：:Protein ubiquitylation regulates not only endocellular trafficking and proteasomal degradation but also the catalytic activity of enzymes. In Saccharomyces cerevisiae, we analyzed the composition of the ubiquitylated proteomes in strains lacking acetyltransferase Gcn5p, Ub-protease Ubp8p, or both to understand their i...

journal_title：mBio

authors： De Palma A,Fanelli G,Cretella E,De Luca V,Palladino RA,Panzeri V,Roffia V,Saliola M,Mauri P,Filetici P

更新日期：2020-08-11 00:00:00

abstract：:Plasmodium vivax causes heavy burdens of disease across malarious regions worldwide. Mature P. vivax asexual and transmissive gametocyte stages occur in the blood circulation, and it is often assumed that accumulation/sequestration in tissues is not an important phase in their development. Here, we present a systemati...

journal_title：mBio

authors： Obaldia N 3rd,Meibalan E,Sa JM,Ma S,Clark MA,Mejia P,Moraes Barros RR,Otero W,Ferreira MU,Mitchell JR,Milner DA,Huttenhower C,Wirth DF,Duraisingh MT,Wellems TE,Marti M

更新日期：2018-05-08 00:00:00

abstract：:Distinct mammalian RNA viruses trigger Dicer-mediated production of virus-derived small-interfering RNAs (vsiRNA) and encode unrelated proteins to suppress vsiRNA biogenesis. However, the mechanism and function of the mammalian RNA interference (RNAi) response are poorly understood. Here, we characterized antiviral RN...

journal_title：mBio

authors： Han Q,Chen G,Wang J,Jee D,Li WX,Lai EC,Ding SW

更新日期：2020-08-04 00:00:00

abstract：:The interplay between translation initiation, modification of translation initiation factors, and selection of start sites on mRNA for protein synthesis can play a regulatory role in the cellular response to stress, development, and cell fate in eukaryotic species by shaping the proteome. As shown by Ivanov et al. (mB...

journal_title：mBio

authors： Glass NL

更新日期：2017-11-07 00:00:00

abstract：:The concept that anaerobic microorganisms can directly accept electrons from Fe(0) has been controversial because direct metal-microbe electron transfer has previously only been indirectly inferred. Fe(0) oxidation was studied with Geobacter sulfurreducens strain ACL, an autotrophic strain that was previously shown to...

journal_title：mBio

authors： Tang HY,Holmes DE,Ueki T,Palacios PA,Lovley DR

更新日期：2019-05-14 00:00:00

abstract：:Although the pathogen recognition receptor pathways that activate cell-intrinsic antiviral responses are well delineated, less is known about how the host regulates this response to prevent sustained signaling and possible immune-mediated damage. Using a genome-wide CRISPR-Cas9 screening approach to identify host fact...

journal_title：mBio

authors： Ma H,Qian W,Bambouskova M,Collins PL,Porter SI,Byrum AK,Zhang R,Artyomov M,Oltz EM,Mosammaparast N,Miner JJ,Diamond MS

更新日期：2020-03-10 00:00:00

abstract：UNLABELLED:A mechanistic understanding of the determination and maintenance of the simplest bacterial cell shape, a sphere, remains elusive compared with that of more complex shapes. Cocci seem to lack a dedicated elongation machinery, and a spherical shape has been considered an evolutionary dead-end morphology, as a ...

journal_title：mBio

authors： Pereira AR,Hsin J,Król E,Tavares AC,Flores P,Hoiczyk E,Ng N,Dajkovic A,Brun YV,VanNieuwenhze MS,Roemer T,Carballido-Lopez R,Scheffers DJ,Huang KC,Pinho MG

更新日期：2016-09-06 00:00:00

abstract：:ABSTRACT The major clonal lineages of the human pathogen Staphylococcus aureus produce cell wall-anchored anionic poly-ribitol-phosphate (RboP) wall teichoic acids (WTA) substituted with d-Alanine and N-acetyl-d-glucosamine. The phylogenetically isolated S. aureus ST395 lineage has recently been found to produce a uni...

journal_title：mBio

authors： Winstel V,Sanchez-Carballo P,Holst O,Xia G,Peschel A

更新日期：2014-04-08 00:00:00