Structural Constraints on Human Norovirus Binding to Histo-Blood Group Antigens.

abstract：:Aspergillus species cause pulmonary invasive aspergillosis resulting in nearly 100,000 deaths each year. Patients at the greatest risk of developing life-threatening aspergillosis have weakened immune systems and/or various lung disorders. Patients are treated with antifungals such as amphotericin B (AmB), caspofungin...

journal_title：mSphere

authors： Ambati S,Ferarro AR,Kang SE,Lin J,Lin X,Momany M,Lewis ZA,Meagher RB

更新日期：2019-02-13 00:00:00

abstract：:The extraintestinal pathogenic Escherichia coli (ExPEC) H30 subclone of sequence type 131 (ST131-H30) has emerged abruptly as a dominant lineage of ExPEC responsible for human disease. The ST131-H30 lineage has been well described phylogenetically, yet its plasmid complement is not fully understood. Here, single-molec...

journal_title：mSphere

authors： Johnson TJ,Danzeisen JL,Youmans B,Case K,Llop K,Munoz-Aguayo J,Flores-Figueroa C,Aziz M,Stoesser N,Sokurenko E,Price LB,Johnson JR

更新日期：2016-06-29 00:00:00

abstract：:Antibiotic resistance is a global crisis that threatens our ability to treat bacterial infections, such as tuberculosis, caused by Mycobacterium tuberculosis Of the 10 million cases of tuberculosis in 2017, approximately 19% of new cases and 43% of previously treated cases were caused by strains of M. tuberculosis res...

journal_title：mSphere

authors： Harrison GA,Mayer Bridwell AE,Singh M,Jayaraman K,Weiss LA,Kinsella RL,Aneke JS,Flentie K,Schene ME,Gaggioli M,Solomon SD,Wildman SA,Meyers MJ,Stallings CL

更新日期：2019-09-11 00:00:00

abstract：:Brucella, the agent causing brucellosis, is a major zoonotic pathogen with worldwide distribution. Brucella resides and replicates inside infected host cells in membrane-bound compartments called Brucella-containing vacuoles (BCVs). Following uptake, Brucella resides in endosomal BCVs (eBCVs) that gradually mature fro...

journal_title：mSphere

authors： Casanova A,Low SH,Québatte M,Sedzicki J,Tschon T,Ketterer M,Smith K,Emmenlauer M,Ben-Tekaya H,Dehio C

更新日期：2019-06-26 00:00:00

abstract：:A maternal vaccine capable of boosting neutralizing antibody (NAb) responses directed against circulating viruses in HIV-infected pregnant women could effectively decrease mother-to-child transmission of HIV. However, it is not known if an HIV envelope (Env) vaccine administered to infected pregnant women could enhanc...

journal_title：mSphere

authors： Hompe ED,Mangold JF,Kumar A,Eudailey JA,McGuire E,Haynes BF,Moody MA,Wright PF,Fouda GG,Giorgi EE,Gao F,Permar SR

更新日期：2020-06-03 00:00:00

abstract：:Nonribosomal peptide synthases produce short peptides in a manner that is distinct from classical mRNA-dependent ribosome-mediated translation. The Mycobacterium tuberculosis genome harbors a nonribosomal peptide synthase gene, nrp, which is part of a gene cluster proposed to be involved in the biosynthesis of isonitr...

journal_title：mSphere

authors： Bhatt K,Machado H,Osório NS,Sousa J,Cardoso F,Magalhães C,Chen B,Chen M,Kim J,Singh A,Ferreira CM,Castro AG,Torrado E,Jacobs WR Jr,Bhatt A,Saraiva M

更新日期：2018-10-31 00:00:00

abstract：:Prebiotic oligosaccharides, such as fructooligosaccharides, are increasingly being used to modulate the composition and activity of the gut microbiota. However, carbohydrate utilization analyses and metagenomic studies recently revealed the ability of deleterious and uncultured human gut bacterial species to metaboliz...

journal_title：mSphere

authors： Wang Z,Tauzin AS,Laville E,Tedesco P,Létisse F,Terrapon N,Lepercq P,Mercade M,Potocki-Veronese G

更新日期：2020-01-08 00:00:00

abstract：:The genetic stability of every living organism depends on accurate DNA replication and repair systems. Here, we investigated the Aspergillus fumigatusMSH2 mismatch repair (MMR) gene MshA and how it impacts virulence and the evolution of azole resistance. We examined mshA gene variation in 62 environmental and clinical...

journal_title：mSphere

authors： Dos Reis TF,Silva LP,de Castro PA,do Carmo RA,Marini MM,da Silveira JF,Ferreira BH,Rodrigues F,Lind AL,Rokas A,Goldman GH

更新日期：2019-08-07 00:00:00

abstract：:Staphylococcus aureus diseases affect ~500,000 individuals per year in the United States. Worldwide, the USA100, USA200, USA400, and USA600 lineages cause many of the life-threatening S. aureus infections, such as bacteremia, infective endocarditis, pneumonia, toxic shock syndrome, and surgical site infections. Howeve...

journal_title：mSphere

authors： King JM,Kulhankova K,Stach CS,Vu BG,Salgado-Pabón W

更新日期：2016-06-08 00:00:00

abstract：:Most observation of human respiratory virus carriage is derived from medical surveillance; however, the infections documented by this surveillance represent only a symptomatic fraction of the total infected population. As the role of asymptomatic infection in respiratory virus transmission is still largely unknown and...

journal_title：mSphere

authors： Birger R,Morita H,Comito D,Filip I,Galanti M,Lane B,Ligon C,Rosenbloom D,Shittu A,Ud-Dean M,Desalle R,Planet P,Shaman J

更新日期：2018-07-11 00:00:00

abstract：:Escherichia coli populations undergo repeated replacement of parental genotypes with fitter variants deep in stationary phase. We isolated one such variant, which emerged after 3 weeks of maintaining an E. coli K-12 population in stationary phase. This variant displayed a small colony phenotype and slow growth and was...

journal_title：mSphere

authors： Nandy P,Chib S,Seshasayee A

更新日期：2020-04-15 00:00:00

abstract：:Increased knowledge about the role of horizontal gene transfer is key to improve our understanding of the spread of antimicrobial resistance (AMR) in human populations. We therefore studied the dissemination of the blaCTX-M-15 extended-spectrum-β-lactamase (ESBL) gene in Klebsiella pneumoniae isolates obtained from st...

journal_title：mSphere

authors： Pedersen T,Tellevik MG,Kommedal Ø,Lindemann PC,Moyo SJ,Janice J,Blomberg B,Samuelsen Ø,Langeland N

更新日期：2020-07-15 00:00:00

abstract：:Influenza D virus (IDV) is unique among four types of influenza viruses in that it utilizes cattle as a primary reservoir. The thermal and acid stability of IDV were examined and directly compared with those of influenza A virus (IAV), influenza B virus (IBV), and influenza C virus (ICV). The results of our experiment...

journal_title：mSphere

authors： Yu J,Hika B,Liu R,Sheng Z,Hause BM,Li F,Wang D

更新日期：2017-08-09 00:00:00

abstract：:[This corrects the article DOI: 10.1128/mSphere.00393-18.]. ...

journal_title：mSphere

authors： Foe IT,Onguka O,Amberg-Johnson K,Garner RM,Amara N,Beatty W,Yeh E,Bogyo M

更新日期：2018-10-10 00:00:00

abstract：:Various Lactobacillus species have been reported to deconjugate bile acids in the gastrointestinal tract (GIT) through the action of bile salt hydrolase (BSH) proteins. This function contributes to altering the gut microbiota composition and bile metabolism and detoxification and to lowering cholesterol levels. Here, ...

journal_title：mSphere

authors： O'Flaherty S,Briner Crawley A,Theriot CM,Barrangou R

更新日期：2018-05-30 00:00:00

abstract：:Methane-oxidizing microorganisms perform an important role in reducing emissions of the greenhouse gas methane to the atmosphere. To date, known bacterial methanotrophs belong to the Proteobacteria, Verrucomicrobia, and NC10 phyla. Within the Proteobacteria phylum, they can be divided into type Ia, type Ib, and type I...

journal_title：mSphere

authors： Ghashghavi M,Belova SE,Bodelier PLE,Dedysh SN,Kox MAR,Speth DR,Frenzel P,Jetten MSM,Lücker S,Lüke C

更新日期：2019-06-05 00:00:00

abstract：:Clostridioides difficile is an obligately anaerobic, spore-forming, Gram-positive pathogenic bacterium that is considered the leading cause of nosocomial diarrhea worldwide. Recent studies have attempted to understand the biology of the outermost layer of C. difficile spores, the exosporium, which is believed to contr...

journal_title：mSphere

authors： Romero-Rodríguez A,Troncoso-Cotal S,Guerrero-Araya E,Paredes-Sabja D

更新日期：2020-11-18 00:00:00

abstract：:Commensal and generally harmless in healthy individuals, Enterococcus faecalis causes opportunistic infections in immunocompromised patients. Plasmid-cured E. faecalis strain VE14089, derived from sequenced reference strain V583, is widely used for functional studies due to its improved genetic amenability. Although s...

journal_title：mSphere

authors： Furlan S,Matos RC,Kennedy SP,Doublet B,Serror P,Rigottier-Gois L

更新日期：2019-07-10 00:00:00

abstract：:Spores, the infectious agents of many Firmicutes, are remarkably resilient cell forms. Even distant relatives can have similar spore architectures although some display unique features; they all incorporate protective proteinaceous envelopes. We previously found that Bacillus spores can achieve these protective proper...

journal_title：mSphere

authors： Janganan TK,Mullin N,Dafis-Sagarmendi A,Brunt J,Tzokov SB,Stringer S,Moir A,Chaudhuri RR,Fagan RP,Hobbs JK,Bullough PA

更新日期：2020-07-01 00:00:00

abstract：:Export of parasite proteins into the host erythrocyte is essential for survival of Plasmodium falciparum during its asexual life cycle. While several studies described key factors within the parasite that are involved in protein export, the mechanisms employed to traffic exported proteins within the host cell are curr...

journal_title：mSphere

authors： Cobb DW,Florentin A,Fierro MA,Krakowiak M,Moore JM,Muralidharan V

更新日期：2017-09-27 00:00:00

abstract：:Many microbiologists exhibit a fascination with unculturable bacteria. This intrigue can be expressed through curiosity about nutrient needs, as well as about parameters such as optimal temperature, oxygen levels, minimum and optimal light, or other such environmental factors. Microbiologists study organisms' genetic ...

journal_title：mSphere

authors： Montgomery BL

更新日期：2020-10-28 00:00:00

abstract：:Streptococcus pneumoniae (the pneumococcus) carriage is commonly used to measure effects of pneumococcal vaccines. Based on findings from culture-based studies, the World Health Organization recommends both nasopharyngeal (NP) and oropharyngeal (OP) sampling for detecting adult carriage. Given evidence of potential co...

journal_title：mSphere

authors： Boelsen LK,Dunne EM,Gould KA,Ratu FT,Vidal JE,Russell FM,Mulholland EK,Hinds J,Satzke C

更新日期：2020-07-29 00:00:00

abstract：:The facultative anaerobic polymorphic fungus Candida albicans and the strictly anaerobic Gram-positive bacterium Clostridium difficile are two opportunistic pathogens residing in the human gut. While a few studies have focused on the prevalence of C. albicans in C. difficile-infected patients, the nature of the intera...

journal_title：mSphere

authors： van Leeuwen PT,van der Peet JM,Bikker FJ,Hoogenkamp MA,Oliveira Paiva AM,Kostidis S,Mayboroda OA,Smits WK,Krom BP

更新日期：2016-11-09 00:00:00

abstract：:The Amazon River watershed and its associated plume comprise a vast continental and oceanic area. The microbial activities along this continuum contribute substantially to global carbon and nutrient cycling, and yet there is a dearth of information on the diversity, abundance, and possible roles of viruses in this glo...

journal_title：mSphere

authors： Silva BSO,Coutinho FH,Gregoracci GB,Leomil L,de Oliveira LS,Fróes A,Tschoeke D,Soares AC,Cabral AS,Ward ND,Richey JE,Krusche AV,Yager PL,de Rezende CE,Thompson CC,Thompson FL

更新日期：2017-10-04 00:00:00

abstract：:Current in vitro techniques for the culture of microorganisms, and particularly of delicate microbial biofilms, are still mostly limited to low-density plates and manual labor and are not amenable to automation and true high-throughput (HT) applications. We have developed a novel fully automated platform for the forma...

journal_title：mSphere

authors： Srinivasan A,Torres NS,Leung KP,Lopez-Ribot JL,Ramasubramanian AK

更新日期：2017-06-28 00:00:00

abstract：:Michael D. L. Johnson is a molecular microbiologist observing the role of metals in bacterial biology. In this mSphere of Influence article, he discusses the impact that the paper "Decoupling of the minority PhD talent pool and assistant professor hiring in medical school basic science departments in the US" by Kennet...

journal_title：mSphere

authors： Johnson MDL

更新日期：2019-09-18 00:00:00

abstract：:Streptococcus pneumoniae two-component regulatory systems (TCS) enable adaptation and ensure its maintenance in host environments. This study deciphers the impact of TCS08 on pneumococcal gene expression and its role in metabolic and pathophysiological processes. Transcriptome analysis and real-time PCR demonstrated a...

journal_title：mSphere

authors： Gómez-Mejia A,Gámez G,Hirschmann S,Kluger V,Rath H,Böhm S,Voss F,Kakar N,Petruschka L,Völker U,Brückner R,Mäder U,Hammerschmidt S

更新日期：2018-05-16 00:00:00

abstract：:Chlamydia trachomatis delivers multiple type 3 secreted effector proteins to host epithelial cells to manipulate cytoskeletal functions, membrane dynamics, and signaling pathways. TepP is the most abundant effector protein secreted early in infection, but its molecular function is poorly understood. In this report, we...

journal_title：mSphere

authors： Carpenter V,Chen YS,Dolat L,Valdivia RH

更新日期：2017-07-19 00:00:00

abstract：:Feedback mechanisms are fundamental to the control of physiological responses. One important example in gene regulation, termed negative autoregulation (NAR), occurs when a transcription factor (TF) inhibits its own production through transcriptional repression. This enables more-rapid homeostatic control of gene expr...

journal_title：mSphere

authors： Kozuch BC,Shaffer MG,Culyba MJ

更新日期：2020-08-19 00:00:00

abstract：:Regular protocols for the isolation of fungal extracellular vesicles (EVs) are time-consuming, hard to reproduce, and produce low yields. In an attempt to improve the protocols used for EV isolation, we explored a model of vesicle production after growth of Cryptococcus gattii and Cryptococcus neoformans on solid medi...

journal_title：mSphere

authors： Reis FCG,Borges BS,Jozefowicz LJ,Sena BAG,Garcia AWA,Medeiros LC,Martins ST,Honorato L,Schrank A,Vainstein MH,Kmetzsch L,Nimrichter L,Alves LR,Staats CC,Rodrigues ML

更新日期：2019-03-20 00:00:00