Shigella IpaH Family Effectors as a Versatile Model for Studying Pathogenic Bacteria.

abstract：:Group B Streptococcus (GBS) is a major cause of invasive disease in neonates worldwide. Monitoring data have revealed a continuing trend toward an increase in neonatal GBS infections, despite the introduction of preventive measures. We investigated this trend, by performing the first ever characterization of the proph...

journal_title：Frontiers in cellular and infection microbiology

authors： Renard A,Barbera L,Courtier-Martinez L,Dos Santos S,Valentin AS,Mereghetti L,Quentin R,van der Mee-Marquet NL

更新日期：2019-05-28 00:00:00

abstract：:Ticks are vectors of pathogens affecting human and animal health worldwide. Nevertheless, the ecological and evolutionary interactions between ticks, hosts, and pathogens are largely unknown. Here, we integrated a framework to evaluate the associations of the tick Ixodes ricinus with its hosts and environmental niches...

journal_title：Frontiers in cellular and infection microbiology

authors： Estrada-Peña A,de la Fuente J,Cabezas-Cruz A

更新日期：2017-05-31 00:00:00

abstract：:Iron is an absolute requirement for both the host and most pathogens alike and is needed for normal cellular growth. The acquisition of iron by biological systems is regulated to circumvent toxicity of iron overload, as well as the growth deficits imposed by iron deficiency. In addition, hosts, such as humans, need to...

journal_title：Frontiers in cellular and infection microbiology

authors： Fourie R,Kuloyo OO,Mochochoko BM,Albertyn J,Pohl CH

更新日期：2018-06-05 00:00:00

abstract：:Murid and cricetid rodents were previously believed to be the principal reservoir hosts of hantaviruses. Recently, however, multiple newfound hantaviruses have been discovered in shrews, moles, and bats, suggesting a complex evolutionary history. Little is known about the genetic diversity and geographic distribution ...

journal_title：Frontiers in cellular and infection microbiology

authors： Kikuchi F,Aoki K,Ohdachi SD,Tsuchiya K,Motokawa M,Jogahara T,Sơn NT,Bawm S,Lin KS,Thwe TL,Gamage CD,Ranorosoa MC,Omar H,Maryanto I,Suzuki H,Tanaka-Taya K,Morikawa S,Mizutani T,Suzuki M,Yanagihara R,Arai S

更新日期：2020-08-27 00:00:00

abstract：:Gram-positive and Gram-negative pathogens exist as planktonic cells only at limited times during their life cycle. In response to environmental signals such as temperature, pH, osmolality, and nutrient availability, pathogenic bacteria can adopt varied cellular fates, which involves the activation of virulence gene pr...

journal_title：Frontiers in cellular and infection microbiology

authors： Desai SK,Kenney LJ

更新日期：2019-12-11 00:00:00

abstract：:Chronic HCV infection is characterized by several immunological alterations, such as the accumulation of suppressor cells and of hyperactivated T lymphocytes. However, it is unclear whether direct-acting antiviral (DAA)-mediated HCV clearance restores immune dysfunctions. We performed a phenotypic characterization by ...

journal_title：Frontiers in cellular and infection microbiology

authors： Telatin V,Nicoli F,Frasson C,Menegotto N,Barbaro F,Castelli E,Erne E,Palù G,Caputo A

更新日期：2019-06-14 00:00:00

abstract：:Enterohemorrhagic Escherichia coli (EHEC) O157:H7 EspF is an important multifunctional protein that destroys the tight junctions of intestinal epithelial cells and promotes host cell apoptosis. However, its molecular mechanism remains elusive. We knocked out the espF sequence (747 bp, ΔespF), N-terminal sequence (219 ...

journal_title：Frontiers in cellular and infection microbiology

authors： Wang X,Du Y,Hua Y,Fu M,Niu C,Zhang B,Zhao W,Zhang Q,Wan C

更新日期：2017-09-21 00:00:00

abstract：:Leptospira are emerging zoonotic pathogens transmitted from animals to humans typically through contaminated environmental sources of water and soil. Regulatory pathways of pathogenic Leptospira spp. underlying the adaptive response to different hosts and environmental conditions remains elusive. In this study, we pro...

journal_title：Frontiers in cellular and infection microbiology

authors： Zhukova A,Fernandes LG,Hugon P,Pappas CJ,Sismeiro O,Coppée JY,Becavin C,Malabat C,Eshghi A,Zhang JJ,Yang FX,Picardeau M

更新日期：2017-01-19 00:00:00

abstract：:Pertussis is a respiratory infectious disease that has been resurged during the last decades. The change from the traditional multi-antigen whole-cell pertussis (wP) vaccines to acellular pertussis (aP) vaccines that consist of a few antigens formulated with alum, appears to be a key factor in the resurgence of pertus...

journal_title：Frontiers in cellular and infection microbiology

authors： Zurita ME,Wilk MM,Carriquiriborde F,Bartel E,Moreno G,Misiak A,Mills KHG,Hozbor D

更新日期：2019-04-26 00:00:00

abstract：:Dengue fever is an Aedes mosquito-borne illness caused by any one of the four different dengue virus (DENV) serotypes (1-4) and manifests in the form of symptoms ranging from mild or asymptomatic to severe disease with vascular leakage, leading to shock, and viral hemorrhagic syndrome. Increased risk of severe disease...

journal_title：Frontiers in cellular and infection microbiology

authors： Narayan R,Tripathi S

更新日期：2020-10-02 00:00:00

abstract：:HIGHLIGHTS What is already known about this subject?Celiac disease (CD) has a high clinical and histological diversity and the mechanisms underlying this phenomenon remain elusive.H. pylori is a bacterium that chronically infect gastric and duodenal mucosa activating both a Th1/Th17 and T-reg pathways.The role of H. p...

journal_title：Frontiers in cellular and infection microbiology

authors： Lucero Y,Oyarzún A,O'Ryan M,Quera R,Espinosa N,Valenzuela R,Simian D,Alcalde E,Arce C,Farfán MJ,Vergara AF,Gajardo I,Mendez J,Carrasco J,Errázuriz G,Gonzalez M,Ossa JC,Maiza E,Perez-Bravo F,Castro M,Araya M

更新日期：2017-08-23 00:00:00

abstract：:Tularemia is an endemic zoonotic disease in many parts of the world including Asia. A cross-sectional study was conducted to determine genome-based prevalence of Francisella tularensis (Ft) in soil, assess an association between its occurrence in soil and likely predictors i.e., macro and micro-nutrients and several c...

journal_title：Frontiers in cellular and infection microbiology

authors： Muhammad J,Rabbani M,Shabbir MZ,Muhammad K,Ghori MT,Chaudhry HR,Ul Hassnain Z,Jamil T,Abbas T,Chaudhry MH,Haisem-Ur-Rasool M,Ali MA,Nisar M,Kirimanjeswara GS,Jayarao BM

更新日期：2019-04-05 00:00:00

abstract：:The spirochete endoflagellum is a unique motility apparatus among bacteria. Despite its critical importance for pathogenesis, the full composition of the flagellum remains to be determined. We have recently reported that FcpA is a novel flagellar protein and a major component of the sheath of the filament of the spiro...

journal_title：Frontiers in cellular and infection microbiology

authors： Wunder EA Jr,Slamti L,Suwondo DN,Gibson KH,Shang Z,Sindelar CV,Trajtenberg F,Buschiazzo A,Ko AI,Picardeau M

更新日期：2018-05-08 00:00:00

abstract：:Flavobacterium psychrophilum is the etiological agent of bacterial coldwater disease and the rainbow trout fry syndrome in salmonid aquaculture worldwide. However, there have been few studies into the capacity of F. psychrophilum to form biofilms and how these cellular accretions differ from planktonic cells or how th...

journal_title：Frontiers in cellular and infection microbiology

authors： Levipan HA,Avendaño-Herrera R

更新日期：2017-03-15 00:00:00

abstract：:The Toxoplasma gondii parasitophorous vacuole membrane (PVM) offers protection from the host immune system but is also a barrier for uptake of nutrients from the host. Previously, we showed that GRA17 mediates the tachyzoite PVM permeability to small molecules. During the conversion from tachyzoites to encysted bradyz...

journal_title：Frontiers in cellular and infection microbiology

authors： Paredes-Santos T,Wang Y,Waldman B,Lourido S,Saeij JP

更新日期：2019-09-12 00:00:00

abstract：:The emerging relapsing fever spirochete Borrelia (B.) miyamotoi is transmitted by ixodid ticks and causes the so-called hard tick-borne relapsing fever or B. miyamotoi disease (BMD). More recently, we identified a surface-exposed molecule, CbiA exhibiting complement binding and inhibitory capacity and rendering spiroc...

journal_title：Frontiers in cellular and infection microbiology

authors： Nguyen NTT,Röttgerding F,Devraj G,Lin YP,Koenigs A,Kraiczy P

更新日期：2018-02-02 00:00:00

abstract：:Programmed cell death (PCD) can play a crucial role in tuning the immune response to microbial infection. Although PCD can occur in different forms, all are mediated by a family of proteases called caspases. Caspase-2 is the most conserved caspase, however, its function in cell death is ill-defined. Previously we demo...

journal_title：Frontiers in cellular and infection microbiology

authors： Bronner DN,O'Riordan MX,He Y

更新日期：2013-11-27 00:00:00

abstract：:Increased numbers of peripheral blood mononucleocytes (PBMC) and increased IFN-γ secretion following in vitro challenge of blood samples with soluble Leishmania antigen (SLA), have been proposed as biomarkers of specific cell-mediated immunity, indicating that treatment of visceral leishmaniasis (VL) has been successf...

journal_title：Frontiers in cellular and infection microbiology

authors： Botana L,Matía B,San Martin JV,Romero-Maté A,Castro A,Molina L,Fernandez L,Ibarra-Meneses A,Aguado M,Sánchez C,Horrillo L,Chicharro C,Nieto J,Ortega S,Ruiz-Giardin JM,Carrillo E,Moreno J

更新日期：2018-11-13 00:00:00

abstract：:Colorectal adenocarcinoma (CRC) is a common tumor with high mortality rates. Interestingly, CRC was found to be colonized by the oral anaerobic bacteria Fusobacterium nucleatum, which accelerates tumor progression and enables immune evasion. The CRC-specific colonization by fusobacteria is mediated through the recogni...

journal_title：Frontiers in cellular and infection microbiology

authors： Abed J,Maalouf N,Parhi L,Chaushu S,Mandelboim O,Bachrach G

更新日期：2017-06-30 00:00:00

abstract：:Dermatophytosis is one of the most common human infections affecting both immunocompetent individuals and immunocompromised patients, in whom the disease is more aggressive and can reach deep tissues. Over the last decades, cases of deep dermatophytosis have increased and the dermatophyte-host interplay remains poorly...

journal_title：Frontiers in cellular and infection microbiology

authors： Almeida DF,Fraga-Silva TF,Santos AR,Finato AC,Marchetti CM,Golim MA,Lara VS,Arruda MS,Venturini J

更新日期：2017-01-20 00:00:00

abstract：:An important component in host resistance to malaria infection are inherited mutations that give rise to abnormalities and deficiencies in erythrocyte proteins and enzymes. Understanding how such mutations confer protection against the disease may be useful for developing new treatment strategies. A mouse ENU-induced ...

journal_title：Frontiers in cellular and infection microbiology

authors： Schnider CB,Yang H,Starrs L,Ehmann A,Rahimi F,Di Pierro E,Graziadei G,Matthews K,De Koning-Ward T,Bauer DC,Foote SJ,Burgio G,McMorran BJ

更新日期：2020-09-03 00:00:00

abstract：:Enterococcus faecium is a clinically important pathogen associated with opportunistic infection and multi-drug resistance. E. faecium has been shown to produce membrane vesicles (MVs), but MV production by E. faecium under antibiotic stress conditions and the pathogenic traits thereof have yet to be determined. This s...

journal_title：Frontiers in cellular and infection microbiology

authors： Kim MH,Kim SY,Son JH,Kim SI,Lee H,Kim S,Shin M,Lee JC

更新日期：2019-08-14 00:00:00

abstract：:Enteropathogenic Escherichia coli and enterohemorrhagic E. coli are diarrheagenic bacterial human pathogens that cause severe gastroenteritis. These enteric pathotypes, together with the mouse pathogen Citrobacter rodentium, belong to the family of attaching and effacing pathogens that form a distinctive histological ...

journal_title：Frontiers in cellular and infection microbiology

authors： Gaytán MO,Martínez-Santos VI,Soto E,González-Pedrajo B

更新日期：2016-10-21 00:00:00

abstract：:Bacterial persisters are a small proportion of phenotypically heterogeneous variants with the transient capability to survive in high concentrations of antibiotics, causing recurrent infections in both human and aquatic animals. Transfer-messenger RNA (tmRNA), which was encoded by the ssrA gene, was identified as a de...

journal_title：Frontiers in cellular and infection microbiology

authors： Yu W,Li D,Li H,Tang Y,Tang H,Ma X,Liu Z

更新日期：2020-02-28 00:00:00

abstract：:The Asian tiger mosquito Aedes (Stegomya) albopictus is an invasive species that has spread across the world in the last two decades, showing a great capacity to adapt to contrasting climates and environments. While demonstrated in many insects, the contribution of bacterial symbionts in Aedes ecology is a challenging...

journal_title：Frontiers in cellular and infection microbiology

authors： Minard G,Tran FH,Dubost A,Tran-Van V,Mavingui P,Moro CV

更新日期：2014-05-14 00:00:00

abstract：:Streptococcus mutans is an oral species closely associated with dental caries. As an early oral colonizer, S. mutans utilizes interspecies coaggregation to promote the colonization of subsequent species and affect polymicrobial pathogenesis. Previous studies have confirmed several adhering partner species of S. mutans...

journal_title：Frontiers in cellular and infection microbiology

authors： Liu T,Liu J,Liu J,Yang R,Lu X,He X,Shi W,Guo L

更新日期：2020-07-07 00:00:00

abstract：:Pathogenic species of Leptospira cause leptospirosis, a bacterial zoonotic disease with a global distribution affecting over one million people annually. Reservoir hosts of leptospirosis, including rodents, dogs, and cattle, exhibit little to no signs of disease but shed large numbers of organisms in their urine. Tran...

journal_title：Frontiers in cellular and infection microbiology

authors： Nally JE,Grassmann AA,Planchon S,Sergeant K,Renaut J,Seshu J,McBride AJ,Caimano MJ

更新日期：2017-08-09 00:00:00

abstract：:Schistosomes, a class of parasitic trematode worms, cause schistosomiasis. Accumulating evidence suggests that microRNAs (miRNAs)-small, non-coding RNAs that are known to play critical regulatory roles in many organisms-may be involved in schistosome development and sexual maturation, as well as the pathogenesis of sc...

journal_title：Frontiers in cellular and infection microbiology

authors： Zhu L,Liu J,Cheng G

更新日期：2014-11-11 00:00:00

abstract：:Francisella tularensis can bypass and suppress host immune responses, even to the point of manipulating immune cell phenotypes and intercellular inflammatory networks. Strengthening these responses such that immune cells more readily identify and destroy the bacteria is likely to become a viable (and perhaps necessary...

journal_title：Frontiers in cellular and infection microbiology

authors： Gillette DD,Tridandapani S,Butchar JP

更新日期：2014-02-21 00:00:00

abstract：:Burkholderia pseudomallei is the causative agent of melioidosis, a rare disease of biodefense concern with high mortality and extreme difficulty in treatment. No human vaccines are available that protect against B. pseudomallei infection, and with the current limitations of antibiotic treatment, the development of new...

journal_title：Frontiers in cellular and infection microbiology

authors： Van Zandt KE,Tuanyok A,Keim PS,Warren RL,Gelhaus HC

更新日期：2012-09-26 00:00:00