abstract：:Aspergillus fumigatus is an opportunistic fungal pathogen that causes life-threatening infections in immunocompromised individuals. Siderophore-mediated iron acquisition has been shown to be essential for virulence. New studies have revealed that enzymes involved in siderophore biosynthesis and uptake are compartmenta...

journal_title：Current opinion in microbiology

authors： Moore MM

更新日期：2013-12-01 00:00:00

abstract：:Schizosaccharomyces pombe is a useful model system for understanding many aspects of eukaryotic cell growth. Studies of S. pombe have identified novel genes that function in the regulation of iron homeostasis. In response to high levels of iron, Fep1 represses the expression of several genes involved in the acquisitio...

journal_title：Current opinion in microbiology

authors： Labbé S,Khan MG,Jacques JF

更新日期：2013-12-01 00:00:00

abstract：:The discovery of tubulin-like cytoskeletal proteins carried on the genomes of bacteriophages that are actively used for phage propagation during both the lytic and lysogenic cycle have revealed that there at least two ways that viruses can utilize a cytoskeleton; co-opt the host cytoskeleton or bring their own homolog...

journal_title：Current opinion in microbiology

authors： Erb ML,Pogliano J

更新日期：2013-12-01 00:00:00

abstract：:High throughput, deep sequencing assays are powerful tools for gaining insights into virus-host interactions. Sequencing assays can discover novel viruses and describe the genomes of novel and known viruses. Genomic information can predict viral proteins that can be characterized, describe important genes in the host ...

journal_title：Current opinion in microbiology

authors： Wylie KM,Weinstock GM,Storch GA

更新日期：2013-08-01 00:00:00

abstract：:Germ line encoded antiviral defenses in vertebrate cells tend to be either broadly acting factors that exploit general features of viral replication or effectors with strong pathogen preference by virtue of specific recognition of viral proteins. The Mx GTPases, however, are atypical since they have broad antiviral ac...

journal_title：Current opinion in microbiology

authors： Mitchell PS,Emerman M,Malik HS

更新日期：2013-08-01 00:00:00

abstract：:Some RNA virus genomes bear 5'-triphosphates, which can be recognized in the cytoplasm of infected cells by host proteins that mediate anti-viral immunity. Both the innate sensor RIG-I and the interferon-induced IFIT proteins bind to 5'-triphosphate viral RNAs. RIG-I signals for induction of interferons during RNA vir...

journal_title：Current opinion in microbiology

authors： Rehwinkel J,Reis e Sousa C

更新日期：2013-08-01 00:00:00

abstract：:The environment is suffused with nearly countless types of fungi, and our immune systems must be tuned to cope with constant exposure to them. In addition, it is becoming increasingly clear that many surfaces of our bodies are colonized with complex populations of fungi (the mycobiome) in the same way that they are co...

journal_title：Current opinion in microbiology

authors： Iliev ID,Underhill DM

更新日期：2013-06-01 00:00:00

abstract：:Selective autophagy is an important effector mechanism of cell autonomous immunity, in particular against invasive bacterial species. Anti-bacterial autophagy is activated by rupture of bacteria-containing vacuoles and exposure of bacteria to the cytosol. The autophagy cargo receptors p62, NDP52 and Optineurin detect ...

journal_title：Current opinion in microbiology

authors： Boyle KB,Randow F

更新日期：2013-06-01 00:00:00

abstract：:Extracytoplasmic function σ factors (ECFs) represent a fundamental and widely distributed principle of bacterial signal transduction that connects the perception of a stimulus (input) with the induction of an appropriate set of genes (output). In recent years, comparative genomics analyses have not only allowed a syst...

journal_title：Current opinion in microbiology

authors： Mascher T

更新日期：2013-04-01 00:00:00

abstract：:Elimination of non-functional or unwanted proteins is critical for cell growth and regulation. In bacteria, ATP-dependent proteases target cytoplasmic proteins for degradation, contributing to both protein quality control and regulation of specific proteins, thus playing roles parallel to that of the proteasome in euk...

journal_title：Current opinion in microbiology

authors： Battesti A,Gottesman S

更新日期：2013-04-01 00:00:00

abstract：:Mycobacterium tuberculosis (Mtb) is highly immunogenic and appears to have evolved to preserve its antigenicity. The retention of antigenicity is important to the maintenance of a robust immune response that contributes greatly to the late-stage tissue damage required for transmission and completion of the pathogen's ...

journal_title：Current opinion in microbiology

authors： Russell DG

更新日期：2013-02-01 00:00:00

abstract：:For many Gram-negative bacteria, like Brucella, the type IV secretion system (T4SS) has a critical role in bacterial virulence. In Brucella, the VirB T4SS permits the injection of bacterial effectors inside host cells, leading to subversion of signaling pathways and favoring bacterial growth and pathogenesis. The virB...

journal_title：Current opinion in microbiology

authors： Lacerda TL,Salcedo SP,Gorvel JP

更新日期：2013-02-01 00:00:00

abstract：:Asexual sporulation (conidiation) in the ascomycetous filamentous fungi involves the formation of conidia, formed on specialized structures called conidiophores. Conidiation in filamentous fungi involves many common themes including spatial and temporal regulation of gene expression, specialized cellular differentiati...

journal_title：Current opinion in microbiology

authors： Park HS,Yu JH

更新日期：2012-12-01 00:00:00

abstract：:Septins are cytoskeletal elements that contain a highly conserved canonical G domain flanked by more divergent N- and C-termini. Septin monomers form heteropolymers that in turn associate into a variety of higher-order structures. SUMOylation, acetylation and phosphorylation of septins have all been reported; however,...

journal_title：Current opinion in microbiology

authors： Hernández-Rodríguez Y,Momany M

更新日期：2012-12-01 00:00:00

abstract：:Application of metagenomic functional selections to study antibiotic resistance genes is revealing a highly diverse and complex network of genetic exchange between bacterial pathogens and environmental reservoirs, which likely contributes significantly to increasing resistance levels in pathogens. In some cases, clini...

journal_title：Current opinion in microbiology

authors： Dantas G,Sommer MO

更新日期：2012-10-01 00:00:00

abstract：:Single cell genomics (SCG) uncovers hereditary information at the most basic level of biological organization. It is emerging as a powerful complement to cultivation-based and microbial community-focused research approaches. SCG has been instrumental in identifying metabolic features, evolutionary histories and inter-...

journal_title：Current opinion in microbiology

authors： Stepanauskas R

更新日期：2012-10-01 00:00:00

abstract：:One defining feature of apicomplexan parasites is their special ability to actively invade host cells. Although rapid, invasion is a complicated process that requires coordinated activities of host cell attachment, protein secretion, and motility by the parasite. Central to this process is the establishment of a struc...

journal_title：Current opinion in microbiology

authors： Shen B,Sibley LD

更新日期：2012-08-01 00:00:00

abstract：:Mosquitoes are the major arthropod vectors of human diseases such as malaria and viral encephalitis. However, each mosquito species does not transmit every pathogen, owing to reasons that include specific evolutionary histories, mosquito immune system structure, and ecology. Even a competent vector species for a patho...

journal_title：Current opinion in microbiology

authors： Mitri C,Vernick KD

更新日期：2012-06-01 00:00:00

abstract：:Proteomic studies are designed to yield either qualitative information on proteins (identification, distribution, posttranslational modifications, interactions, structure and function) or quantitative information (abundance, distribution within different localizations, temporal changes in abundance due to synthesis an...

journal_title：Current opinion in microbiology

authors： Otto A,Bernhardt J,Hecker M,Becher D

更新日期：2012-06-01 00:00:00

abstract：:The availability of genome information for microbial consortia, including unculturable species, from environmental samples has enabled systems-biology interrogation by providing a means to access genomic, transcriptomic, and proteomic information. This provides a unique opportunity to characterize the molecular activi...

journal_title：Current opinion in microbiology

authors： Hettich RL,Sharma R,Chourey K,Giannone RJ

更新日期：2012-06-01 00:00:00

abstract：:Xenogeneic silencing proteins facilitate horizontal gene transfer by silencing expression of AT-rich sequences. By virtue of their activity these proteins serve as master regulators of a variety of important functions including motility, drug resistance, and virulence. Three families of silencers have been identified ...

journal_title：Current opinion in microbiology

authors： Ali SS,Xia B,Liu J,Navarre WW

更新日期：2012-04-01 00:00:00

abstract：:Bacterial two-component systems (TCSs) and small regulatory RNAs (sRNAs) form densely interconnected networks that integrate and transduce information from the environment into fine-tuned changes of gene expression. Many TCSs control target genes indirectly through regulation of sRNAs, which in turn regulate gene expr...

journal_title：Current opinion in microbiology

authors： Göpel Y,Görke B

更新日期：2012-04-01 00:00:00

abstract：:The Gram-positive pathogen Staphylococcus aureus poses a serious risk to public health due to its prevalence as a commensal organism, its ability to cause a multitude of diseases, and the increasing incidence of antibiotic resistant strains. S. aureus infects diverse niches within vertebrates despite being challenged ...

journal_title：Current opinion in microbiology

authors： Hammer ND,Skaar EP

更新日期：2012-02-01 00:00:00

abstract：:Mast cells (MCs) have been implicated in orchestrating the host's early innate immune and adaptive immune responses in several models of acute bacterial infections. Most of this activity results in early clearance of the bacteria and timely resolution of infection. However, during chronic infections because of the pro...

journal_title：Current opinion in microbiology

authors： Chan CY,St John AL,Abraham SN

更新日期：2012-02-01 00:00:00

abstract：:Streptococcus agalactiae (group B Streptococcus, GBS), a normal constituent of the intestinal microbiota is the major cause of human neonatal infections and a worldwide spread 'hypervirulent' clone, GBS ST-17, is strongly associated with neonatal meningitis. Adhesion to epithelial and endothelial cells constitutes a k...

journal_title：Current opinion in microbiology

authors： Tazi A,Bellais S,Tardieux I,Dramsi S,Trieu-Cuot P,Poyart C

更新日期：2012-02-01 00:00:00

abstract：:DNA translocases play important roles during the bacterial cell cycle and in cell differentiation. Escherichia coli cells contain a multifunctional translocase, FtsK, which is involved in cell division, late steps of chromosome segregation and dimer resolution. In Gram-positive bacteria, the latter two processes are a...

journal_title：Current opinion in microbiology

authors： Kaimer C,Graumann PL

更新日期：2011-12-01 00:00:00

abstract：:Bacillus subtilis regulates its ability to differentiate into distinct, co-existing cell types in response to extracellular signaling molecules produced either by itself, or present in its environment. The production of molecules by B. subtilis cells, as well as their response to these signals, is not uniform across t...

journal_title：Current opinion in microbiology

authors： Shank EA,Kolter R

更新日期：2011-12-01 00:00:00

abstract：:Dectin-1 is an innate immune pattern recognition receptor (PRR) that, through its ability to bind β-glucans, is involved in the recognition of several pathogenic fungi. Dectin-1 can stimulate a variety of cellular responses via the Syk/CARD9 signalling pathway, including phagocytosis, cytokine production and the respi...

journal_title：Current opinion in microbiology

authors： Drummond RA,Brown GD

更新日期：2011-08-01 00:00:00

abstract：:The opportunistic fungal pathogen Aspergillus fumigatus adapts to iron limitation by upregulation of iron uptake mechanisms including siderophore biosynthesis and downregulation of iron-consuming pathways to spare iron. These metabolic changes depend mainly on the transcription factor HapX. Consistent with the crucial...

journal_title：Current opinion in microbiology

authors： Schrettl M,Haas H

更新日期：2011-08-01 00:00:00

abstract：:Several species of Archaea are involved in symbiotic or parasitic associations with representatives of Eukarya, Bacteria and other Archaea. Eukaryal interactions include different members of methanogens, found in the gut of arthropods, in the rumen of cattle, and in the human intestine, while Cenarchaeum symbiosum is ...

journal_title：Current opinion in microbiology

authors： Moissl-Eichinger C,Huber H

更新日期：2011-06-01 00:00:00

abstract：:The ongoing development of metagenomic approaches is providing the means to explore antibiotic resistance in nature and address questions that could not be answered previously with conventional culture-based strategies. The number of available environmental metagenomic sequence datasets is rapidly expanding and hencef...

journal_title：Current opinion in microbiology

authors： Monier JM,Demanèche S,Delmont TO,Mathieu A,Vogel TM,Simonet P

更新日期：2011-06-01 00:00:00

abstract：:Toxin-antitoxin (TA) systems are small genetic modules that are abundant in bacterial genomes. Three types have been described so far, depending on the nature and mode of action of the antitoxin component. While type II systems are surprisingly highly represented because of their capacity to move by horizontal gene tr...

journal_title：Current opinion in microbiology

authors： Van Melderen L

更新日期：2010-12-01 00:00:00

abstract：:Much of what we know about cytokinesis in bacteria has come from studies with Escherichia coli, and efforts to comprehensively understand this fundamental process in this organism continue to intensify. Major recent advances include in vitro assembly of a membrane-tethered version of FtsZ into contractile rings in lip...

journal_title：Current opinion in microbiology

authors： de Boer PA

更新日期：2010-12-01 00:00:00

abstract：:It is well accepted that bacterial pathogens growing in a biofilm are recalcitrant to the action of most antibiotics and are resistant to the innate immune system. New treatment modalities are greatly warranted to effectively eradicate these infections. However, bacteria growing in a biofilm are metabolically unique i...

journal_title：Current opinion in microbiology

authors： Fey PD

更新日期：2010-10-01 00:00:00

abstract：:Gram-positive pathogens are a major cause of community-acquired and hospital-acquired infections, and exhibit a remarkable ability to develop antibiotic resistance. Methicillin-resistant Staphylococcus aureus (MRSA), glycopeptide-resistant enterococci (GRE) and multidrug-resistant pneumococci are currently the major r...

journal_title：Current opinion in microbiology

authors： Rossolini GM,Mantengoli E,Montagnani F,Pollini S

更新日期：2010-10-01 00:00:00

abstract：:Since their discovery, our understanding of NK cells has evolved from branding them marginal innate immunity cells to key players in anti-viral and anti-tumor immunity. Importance of NK cells in control of various viral infections is perhaps best illustrated by the existence of plethora of viral mechanisms aimed to mo...

journal_title：Current opinion in microbiology

authors： Lisnić VJ,Krmpotić A,Jonjić S

更新日期：2010-08-01 00:00:00

abstract：:The post-translational attachment of ubiquitin or ubiquitin-like modifiers (ULMs) to proteins regulates many cellular processes including the generation of innate and adaptive immune responses to pathogens. Vice versa, pathogens counteract immune defense by inhibiting or redirecting the ubiquitination machinery of the...

journal_title：Current opinion in microbiology

authors： Viswanathan K,Früh K,DeFilippis V

更新日期：2010-08-01 00:00:00

abstract：:One current challenge in metabolic systems biology is to map out the regulation networks that control metabolism. From progress in this area, we conclude that non-transcriptional mechanisms (e.g. metabolite-protein interactions and protein phosphorylation) are highly relevant in actually controlling metabolic function...

journal_title：Current opinion in microbiology

authors： Heinemann M,Sauer U

更新日期：2010-06-01 00:00:00

abstract：:Despite the widespread availability of genome sequences and the systematic assignment of individual open reading frames, many of the activities of metabolic enzymes are still veiled. It is difficult to assign biochemical functions to enzymes and uncover the in vivo regulation of their enzymatic activities, but this is...

journal_title：Current opinion in microbiology

authors： Saito N,Ohashi Y,Soga T,Tomita M

更新日期：2010-06-01 00:00:00

abstract：:Gene clusters contributing to processes such as cell growth and pathogenicity are often controlled by two-component signal transduction systems (TCSs). Specific inhibitors against TCS systems work differently from conventional antibiotics, and developing them into new drugs that are effective against various drug-resi...

journal_title：Current opinion in microbiology

authors： Gotoh Y,Eguchi Y,Watanabe T,Okamoto S,Doi A,Utsumi R

更新日期：2010-04-01 00:00:00