Improving butanol fermentation to enter the advanced biofuel market.

abstract：:Chlamydia trachomatis is an obligate intracellular bacterial pathogen that causes blinding trachoma and sexually transmitted disease afflicting hundreds of millions of people globally. A fundamental but poorly understood pathophysiological characteristic of chlamydial infection is the propensity to cause persistent in...

journal_title：mBio

authors： Yang C,Kari L,Lei L,Carlson JH,Ma L,Couch CE,Whitmire WM,Bock K,Moore I,Bonner C,McClarty G,Caldwell HD

更新日期：2020-08-18 00:00:00

abstract：UNLABELLED:Enoyl-acyl carrier protein (enoyl-ACP) reductase catalyzes the last step of the elongation cycle in the synthesis of bacterial fatty acids. The Enterococcus faecalis genome contains two genes annotated as enoyl-ACP reductases, a FabI-type enoyl-ACP reductase and a FabK-type enoyl-ACP reductase. We report tha...

journal_title：mBio

authors： Zhu L,Bi H,Ma J,Hu Z,Zhang W,Cronan JE,Wang H

更新日期：2013-10-01 00:00:00

abstract：:The conformation of the HIV-1 envelope glycoprotein (Env) substantially impacts antibody recognition and antibody-dependent cellular cytotoxicity (ADCC) responses. In the absence of the CD4 receptor at the cell surface, primary Envs sample a "closed" conformation that occludes CD4-induced (CD4i) epitopes. The virus co...

journal_title：mBio

authors： Richard J,Prévost J,Baxter AE,von Bredow B,Ding S,Medjahed H,Delgado GG,Brassard N,Stürzel CM,Kirchhoff F,Hahn BH,Parsons MS,Kaufmann DE,Evans DT,Finzi A

更新日期：2018-03-20 00:00:00

abstract：UNLABELLED:Diverse colony morphologies are a hallmark of Burkholderia pseudomallei recovered from infected patients. We observed that stresses that inhibit aerobic respiration shifted populations of B. pseudomallei from the canonical white colony morphotype toward two distinct, reversible, yet relatively stable yellow ...

journal_title：mBio

authors： Austin CR,Goodyear AW,Bartek IL,Stewart A,Sutherland MD,Silva EB,Zweifel A,Vitko NP,Tuanyok A,Highnam G,Mittelman D,Keim P,Schweizer HP,Vázquez-Torres A,Dow SW,Voskuil MI

更新日期：2015-02-03 00:00:00

abstract：:The 1977-1978 influenza epidemic was probably not a natural event, as the genetic sequence of the virus was nearly identical to the sequences of decades-old strains. While there are several hypotheses that could explain its origin, the possibility that the 1977 epidemic resulted from a laboratory accident has recently...

journal_title：mBio

authors： Rozo M,Gronvall GK

更新日期：2015-08-18 00:00:00

abstract：:In immunocompromised hosts, latent infection with Toxoplasma gondii can reactivate from tissue cysts, leading to encephalitis. A characteristic of T. gondii bradyzoites in tissue cysts is the presence of amylopectin granules. The regulatory mechanisms and role of amylopectin accumulation in this organism are not fully...

journal_title：mBio

authors： Sugi T,Tu V,Ma Y,Tomita T,Weiss LM

更新日期：2017-08-29 00:00:00

abstract：:Nutritional immunity is an elegant host mechanism used to starve invading pathogens of necessary nutrient metals. Calprotectin, a metal-binding protein, is produced abundantly by neutrophils and is found in high concentrations within inflammatory sites during infection. Group B Streptococcus (GBS) colonizes the gastro...

journal_title：mBio

authors： Burcham LR,Le Breton Y,Radin JN,Spencer BL,Deng L,Hiron A,Ransom MR,Mendonça JDC,Belew AT,El-Sayed NM,McIver KS,Kehl-Fie TE,Doran KS

更新日期：2020-11-10 00:00:00

abstract：:Nullbasic is a mutant form of the HIV-1 transcriptional activator protein (Tat) that strongly inhibits HIV-1 transcription and replication in lymphocytes in vitro To investigate Nullbasic inhibition in vivo, we employed an NSG mouse model where animals were engrafted with primary human CD4+ cells expressing a Nullbasi...

journal_title：mBio

authors： Jin H,Sun Y,Li D,Lin MH,Lor M,Rustanti L,Harrich D

更新日期：2019-08-27 00:00:00

abstract：:The Bacillus cereus group comprises numerous closely related species, including bioterrorism agent B. anthracis, foodborne pathogen B. cereus, and biopesticide B. thuringiensis Differentiating organisms capable of causing illness or death from those used in industry is essential for risk assessment and outbreak prepar...

journal_title：mBio

authors： Carroll LM,Wiedmann M,Kovac J

更新日期：2020-02-25 00:00:00

abstract：:In Escherichia coli, FtsEX coordinates peptidoglycan (PG) synthesis and hydrolysis at the septum. It acts on FtsA in the cytoplasm to promote recruitment of septal PG synthetases and recruits EnvC, an activator of septal PG hydrolases, in the periplasm. Following recruitment, ATP hydrolysis by FtsEX is thought to regu...

journal_title：mBio

authors： Du S,Pichoff S,Lutkenhaus J

更新日期：2020-07-07 00:00:00

abstract：UNLABELLED:Singlet oxygen ((1)O(2)) is a reactive oxygen species generated by energy transfer from one or more excited donors to molecular oxygen. Many biomolecules are prone to oxidation by (1)O(2), and cells have evolved systems to protect themselves from damage caused by this compound. One way that the photosyntheti...

journal_title：mBio

authors： Nam TW,Ziegelhoffer EC,Lemke RA,Donohue TJ

更新日期：2013-01-08 00:00:00

abstract：:Since the discovery of symbioses between sulfur-oxidizing (thiotrophic) bacteria and invertebrates at hydrothermal vents over 40 years ago, it has been assumed that autotrophic fixation of CO2 by the symbionts drives these nutritional associations. In this study, we investigated "Candidatus Kentron," the clade of symb...

journal_title：mBio

authors： Seah BKB,Antony CP,Huettel B,Zarzycki J,Schada von Borzyskowski L,Erb TJ,Kouris A,Kleiner M,Liebeke M,Dubilier N,Gruber-Vodicka HR

更新日期：2019-06-25 00:00:00

abstract：:Hepatitis E virus (HEV), a single-strand positive-sense RNA virus, is an understudied but important human pathogen. The virus can establish infection at a number of host tissues, including the small intestine and liver, causing acute and chronic hepatitis E as well as certain neurological disorders. The retinoic acid-...

journal_title：mBio

authors： Sooryanarain H,Heffron CL,Meng XJ

更新日期：2020-01-14 00:00:00

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：UNLABELLED:Recent studies have established the fact that multiple members of the Rgg family of transcriptional regulators serve as key components of quorum sensing (QS) pathways that utilize peptides as intercellular signaling molecules. We previously described a novel QS system in Streptococcus pyogenes which utilizes...

journal_title：mBio

authors： Lasarre B,Aggarwal C,Federle MJ

更新日期：2013-01-02 00:00:00

abstract：:Nonstructural protein 1 (NS1) of influenza virus is a key virulence element with multifunctional roles in virus replication and a potent antagonist of host immune response. Deletion of NS1 (DelNS1) would create a safer and more extensively immunogenic live attenuated influenza virus (LAIV) vaccine. However, DelNS1 vir...

journal_title：mBio

authors： Wang P,Zheng M,Lau SY,Chen P,Mok BW,Liu S,Liu H,Huang X,Cremin CJ,Song W,Chen Y,Wong YC,Huang H,To KK,Chen Z,Xia N,Yuen KY,Chen H

更新日期：2019-09-17 00:00:00

abstract：UNLABELLED:Pseudomonas aeruginosa is a common cause of infection in the lungs of patients with cystic fibrosis (CF). In addition, biofilm formation and antibiotic resistance of Pseudomonas are major problems that can complicate antibiotic therapy. We evaluated the efficacy of using bacteriophages to kill the pathogen i...

journal_title：mBio

authors： Alemayehu D,Casey PG,McAuliffe O,Guinane CM,Martin JG,Shanahan F,Coffey A,Ross RP,Hill C

更新日期：2012-03-06 00:00:00

abstract：:The alarmone (p)ppGpp plays pivotal roles in basic bacterial stress responses by increasing tolerance of various nutritional limitations and chemical insults, including antibiotics. Despite intensive studies since (p)ppGpp was discovered over 4 decades ago, (p)ppGpp binding proteins have not been systematically identi...

journal_title：mBio

authors： Zhang Y,Zborníková E,Rejman D,Gerdes K

更新日期：2018-03-06 00:00:00

abstract：:Biological nitrogen fixation is catalyzed by nitrogenase, a complex metalloenzyme found only in prokaryotes. N2 fixation is energetically highly expensive, and an energy-generating process such as photosynthesis can meet the energy demand of N2 fixation. However, synthesis and expression of nitrogenase are exquisitely...

journal_title：mBio

authors： Liu D,Liberton M,Yu J,Pakrasi HB,Bhattacharyya-Pakrasi M

更新日期：2018-06-05 00:00:00

abstract：:Recent studies have greatly extended our understanding of the microbiota present in and on the human body. Here, advanced sequencing strategies have provided unprecedented analytical power. The important implications that the emerging data have for human health emphasize the need to intensify research in this area (D....

journal_title：mBio

authors： Rogers GB,Bruce KD

更新日期：2012-11-06 00:00:00

abstract：:The human malaria parasite Plasmodium falciparum replicates within circulating red blood cells, where it is subjected to conditions that frequently cause DNA damage. The repair of DNA double-stranded breaks (DSBs) is thought to rely almost exclusively on homologous recombination (HR), due to a lack of efficient nonhom...

journal_title：mBio

authors： Calhoun SF,Reed J,Alexander N,Mason CE,Deitsch KW,Kirkman LA

更新日期：2017-08-08 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

abstract：UNLABELLED:Mammalian lipopolysaccharide (LPS) binding proteins (LBPs) occur mainly in extracellular fluids and promote LPS delivery to specific host cell receptors. The function of LBPs has been studied principally in the context of host defense; the possible role of LBPs in nonpathogenic host-microbe interactions has ...

journal_title：mBio

authors： Krasity BC,Troll JV,Lehnert EM,Hackett KT,Dillard JP,Apicella MA,Goldman WE,Weiss JP,McFall-Ngai MJ

更新日期：2015-10-13 00:00:00

abstract：:Mucormycosis is an emerging lethal fungal infection in immunocompromised patients. Mucor circinelloides is a causal agent of mucormycosis and serves as a model system to understand genetics in Mucorales. Calcineurin is a conserved virulence factor in many pathogenic fungi, and calcineurin inhibition or deletion of the...

journal_title：mBio

authors： Vellanki S,Billmyre RB,Lorenzen A,Campbell M,Turner B,Huh EY,Heitman J,Lee SC

更新日期：2020-01-28 00:00:00

abstract：UNLABELLED:The protein YfeX from Escherichia coli has been proposed to be essential for the process of iron removal from heme by carrying out a dechelation of heme without cleavage of the porphyrin macrocycle. Since this proposed reaction is unique and would represent the first instance of the biological dechelation of...

journal_title：mBio

authors： Dailey HA,Septer AN,Daugherty L,Thames D,Gerdes S,Stabb EV,Dunn AK,Dailey TA,Phillips JD

更新日期：2011-11-08 00:00:00

abstract：UNLABELLED:Investigation of the human microbiome has revealed diverse and complex microbial communities at distinct anatomic sites. The microbiome of the human sebaceous follicle provides a tractable model in which to study its dominant bacterial inhabitant, Propionibacterium acnes, which is thought to contribute to th...

journal_title：mBio

authors： Marinelli LJ,Fitz-Gibbon S,Hayes C,Bowman C,Inkeles M,Loncaric A,Russell DA,Jacobs-Sera D,Cokus S,Pellegrini M,Kim J,Miller JF,Hatfull GF,Modlin RL

更新日期：2012-09-25 00:00:00

abstract：:Avian influenza viruses (AIVs) must acquire mammalian-adaptive mutations before they can efficiently replicate in and transmit among humans. The PB2 E627K mutation is known to play a prominent role in the mammalian adaptation of AIVs. The H7N9 AIVs that emerged in 2013 in China easily acquired the PB2 E627K mutation u...

journal_title：mBio

authors： Liang L,Jiang L,Li J,Zhao Q,Wang J,He X,Huang S,Wang Q,Zhao Y,Wang G,Sun N,Deng G,Shi J,Tian G,Zeng X,Jiang Y,Liu L,Liu J,Chen P,Bu Z,Kawaoka Y,Chen H,Li C

更新日期：2019-06-18 00:00:00

abstract：:Throughout history, the yeast Saccharomyces cerevisiae has played a central role in human society due to its use in food production and more recently as a major industrial and model microorganism, because of the many genetic and genomic tools available to probe its biology. However, S. cerevisiae has proven difficult ...

journal_title：mBio

authors： Cernak P,Estrela R,Poddar S,Skerker JM,Cheng YF,Carlson AK,Chen B,Glynn VM,Furlan M,Ryan OW,Donnelly MK,Arkin AP,Taylor JW,Cate JHD

更新日期：2018-09-25 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：:Aspergillus fumigatus is an opportunistic fungal pathogen that can cause life-threatening invasive lung infections in immunodeficient patients. The cellular and molecular processes of infection during onset, establishment, and progression of A. fumigatus infections are highly complex and depend on both fungal attribut...

journal_title：mBio

authors： Amich J,Mokhtari Z,Strobel M,Vialetto E,Sheta D,Yu Y,Hartweg J,Kalleda N,Jarick KJ,Brede C,Jordán-Garrote AL,Thusek S,Schmiedgen K,Arslan B,Pinnecker J,Thornton CR,Gunzer M,Krappmann S,Einsele H,Heinze KG,Beilhack

更新日期：2020-02-04 00:00:00