Transcytosis subversion by M cell-to-enterocyte spread promotes Shigella flexneri and Listeria monocytogenes  intracellular bacterial dissemination.

abstract：:The widespread use of antibiotics is selecting for a variety of resistance mechanisms that seriously challenge our ability to treat bacterial infections. Resistant bacteria can be selected at the high concentrations of antibiotics used therapeutically, but what role the much lower antibiotic concentrations present in ...

journal_title：PLoS pathogens

authors： Gullberg E,Cao S,Berg OG,Ilbäck C,Sandegren L,Hughes D,Andersson DI

更新日期：2011-07-01 00:00:00

abstract：:Bacterial cell division predominantly occurs by a highly conserved process, termed binary fission, that requires the bacterial homologue of tubulin, FtsZ. Other mechanisms of bacterial cell division that are independent of FtsZ are rare. Although the obligate intracellular human pathogen Chlamydia trachomatis, the lea...

journal_title：PLoS pathogens

authors： Abdelrahman Y,Ouellette SP,Belland RJ,Cox JV

更新日期：2016-08-09 00:00:00

abstract：:DExD/H box RNA helicases, such as the RIG-I-like receptors (RLR), are important components of the innate immune system. Here we demonstrate a pivotal and sex-specific role for the heterosomal isoforms of the DEAD box RNA helicase DDX3 in the immune system. Mice lacking DDX3X during hematopoiesis showed an altered leuk...

journal_title：PLoS pathogens

authors： Szappanos D,Tschismarov R,Perlot T,Westermayer S,Fischer K,Platanitis E,Kallinger F,Novatchkova M,Lassnig C,Müller M,Sexl V,Bennett KL,Foong-Sobis M,Penninger JM,Decker T

更新日期：2018-11-26 00:00:00

abstract：:Metabolomics coupled with heavy-atom isotope-labelled glucose has been used to probe the metabolic pathways active in cultured bloodstream form trypomastigotes of Trypanosoma brucei, a parasite responsible for human African trypanosomiasis. Glucose enters many branches of metabolism beyond glycolysis, which has been w...

journal_title：PLoS pathogens

authors： Creek DJ,Mazet M,Achcar F,Anderson J,Kim DH,Kamour R,Morand P,Millerioux Y,Biran M,Kerkhoven EJ,Chokkathukalam A,Weidt SK,Burgess KE,Breitling R,Watson DG,Bringaud F,Barrett MP

更新日期：2015-03-16 00:00:00

abstract：:Cellular immune responses require the generation and recruitment of diverse blood cell types that recognize and kill pathogens. In Drosophila melanogaster larvae, immune-inducible lamellocytes participate in recognizing and killing parasitoid wasp eggs. However, the sequence of events required for lamellocyte generati...

journal_title：PLoS pathogens

authors： Anderl I,Vesala L,Ihalainen TO,Vanha-Aho LM,Andó I,Rämet M,Hultmark D

更新日期：2016-07-14 00:00:00

abstract：:To ensure their survival, microbial pathogens have evolved diverse strategies to subvert host immune defenses. The human retrovirus HIV-1 has been proposed to hijack the natural endocytic function of dendritic cells (DCs) to infect interacting CD4 T cells in a process termed trans-infection. Although DCs can be direct...

journal_title：PLoS pathogens

authors： Cavrois M,Neidleman J,Greene WC

更新日期：2008-06-27 00:00:00

abstract：:Infectious prions propagate from peripheral entry sites into the central nervous system (CNS), where they cause progressive neurodegeneration that ultimately leads to death. Yet the pathogenesis of prion disease can vary dramatically depending on the strain, or conformational variant of the aberrantly folded and aggre...

journal_title：PLoS pathogens

authors： Bett C,Joshi-Barr S,Lucero M,Trejo M,Liberski P,Kelly JW,Masliah E,Sigurdson CJ

更新日期：2012-02-01 00:00:00

abstract：:Human T-lymphotropic virus type 1 (HTLV-1) is a retrovirus that persists lifelong in the host. In ∼4% of infected people, HTLV-1 causes a chronic disabling neuroinflammatory disease known as HTLV-1-associated myelopathy/tropical spastic paraparesis (HAM/TSP). The pathogenesis of HAM/TSP is unknown and treatment remain...

journal_title：PLoS pathogens

authors： Tattermusch S,Skinner JA,Chaussabel D,Banchereau J,Berry MP,McNab FW,O'Garra A,Taylor GP,Bangham CR

更新日期：2012-01-01 00:00:00

abstract：:Leishmania parasites are transmitted to vertebrate hosts by female phlebotomine sand flies as they bloodfeed by lacerating the upper capillaries of the dermis with their barbed mouthparts. In the sand fly midgut secreted proteophosphoglycans from Leishmania form a biological plug known as the promastigote secretory ge...

journal_title：PLoS pathogens

authors： Giraud E,Lestinova T,Derrick T,Martin O,Dillon RJ,Volf P,Műller I,Bates PA,Rogers ME

更新日期：2018-01-19 00:00:00

abstract：:It is poorly understood how progressive brain swelling in experimental cerebral malaria (ECM) evolves in space and over time, and whether mechanisms of inflammation or microvascular sequestration/obstruction dominate the underlying pathophysiology. We therefore monitored in the Plasmodium berghei ANKA-C57BL/6 murine E...

journal_title：PLoS pathogens

authors： Hoffmann A,Pfeil J,Alfonso J,Kurz FT,Sahm F,Heiland S,Monyer H,Bendszus M,Mueller AK,Helluy X,Pham M

更新日期：2016-03-10 00:00:00

abstract：:The relative roles of the endosomal TLR3/7/8 versus the intracellular RNA helicases RIG-I and MDA5 in viral infection is much debated. We investigated the roles of each pattern recognition receptor in rhinovirus infection using primary bronchial epithelial cells. TLR3 was constitutively expressed; however, RIG-I and M...

journal_title：PLoS pathogens

authors： Slater L,Bartlett NW,Haas JJ,Zhu J,Message SD,Walton RP,Sykes A,Dahdaleh S,Clarke DL,Belvisi MG,Kon OM,Fujita T,Jeffery PK,Johnston SL,Edwards MR

更新日期：2010-11-04 00:00:00

abstract：:Amebiasis is caused by the protozoan parasite Entamoeba histolytica (Eh), a potentially fatal disease occurring mainly in developing countries. How Eh interacts with innate host factors in the gut is poorly understood. Eh resides and feed in/on the outer colonic mucus layer and thus share an ecological niche with indi...

journal_title：PLoS pathogens

authors： Leon-Coria A,Kumar M,Moreau F,Chadee K

更新日期：2018-11-30 00:00:00

abstract：:Critical aspects of HIV-1 infection occur in mucosal tissues, particularly in the gut, which contains large numbers of HIV-1 target cells that are depleted early in infection. We used electron tomography (ET) to image HIV-1 in gut-associated lymphoid tissue (GALT) of HIV-1-infected humanized mice, the first three-dime...

journal_title：PLoS pathogens

authors： Ladinsky MS,Kieffer C,Olson G,Deruaz M,Vrbanac V,Tager AM,Kwon DS,Bjorkman PJ

更新日期：2014-01-30 00:00:00

abstract：:The structural flexibility or 'breathing' of the envelope (E) protein of flaviviruses allows virions to sample an ensemble of conformations at equilibrium. The molecular basis and functional consequences of virus conformational dynamics are poorly understood. Here, we identified a single mutation at residue 198 (T198F...

journal_title：PLoS pathogens

authors： Goo L,VanBlargan LA,Dowd KA,Diamond MS,Pierson TC

更新日期：2017-02-16 00:00:00

abstract：:Hospitalization of the elderly for invasive pneumococcal disease is frequently accompanied by the occurrence of an adverse cardiac event; these are primarily new or worsened heart failure and cardiac arrhythmia. Herein, we describe previously unrecognized microscopic lesions (microlesions) formed within the myocardium...

journal_title：PLoS pathogens

authors： Brown AO,Mann B,Gao G,Hankins JS,Humann J,Giardina J,Faverio P,Restrepo MI,Halade GV,Mortensen EM,Lindsey ML,Hanes M,Happel KI,Nelson S,Bagby GJ,Lorent JA,Cardinal P,Granados R,Esteban A,LeSaux CJ,Tuomanen EI,Or

更新日期：2014-09-18 00:00:00

abstract：:Altered cell metabolism is inherently connected with pathological conditions including cancer and viral infections. Kaposi's sarcoma-associated herpesvirus (KSHV) is the etiological agent of Kaposi's sarcoma (KS). KS tumour cells display features of lymphatic endothelial differentiation and in their vast majority are ...

journal_title：PLoS pathogens

authors： Yogev O,Lagos D,Enver T,Boshoff C

更新日期：2014-09-25 00:00:00

abstract：:HIV and other lentiviruses can productively infect nondividing cells, whereas most other retroviruses, such as murine leukemia virus, require cell division for efficient infection. However, the determinants for this phenotype have been controversial. Here, we show that HIV-1 capsid (CA) is involved in facilitating HIV...

journal_title：PLoS pathogens

authors： Yamashita M,Perez O,Hope TJ,Emerman M

更新日期：2007-10-26 00:00:00

abstract：:Plant microRNAs (miRNA) guide cleavage of target mRNAs by DICER-like proteins, thereby reducing mRNA abundance. Native precursor miRNAs can be redesigned to target RNAs of interest, and one application of such artificial microRNA (amiRNA) technology is to generate plants resistant to pathogenic viruses. Transgenic Ara...

journal_title：PLoS pathogens

authors： Lin SS,Wu HW,Elena SF,Chen KC,Niu QW,Yeh SD,Chen CC,Chua NH

更新日期：2009-02-01 00:00:00

abstract：:Two billion people are latently infected with Mycobacterium tuberculosis (Mtb). Mtb-infected macrophages are likely to be sequestered inside the hypoxic environments of the granuloma and differentiate into lipid-loaded macrophages that contain triacylglycerol (TAG)-filled lipid droplets which may provide a fatty acid-...

journal_title：PLoS pathogens

authors： Daniel J,Maamar H,Deb C,Sirakova TD,Kolattukudy PE

更新日期：2011-06-01 00:00:00

abstract：:The structure of the infectious prion protein (PrPSc), which is responsible for Creutzfeldt-Jakob disease in humans and bovine spongiform encephalopathy, has escaped all attempts at elucidation due to its insolubility and propensity to aggregate. PrPSc replicates by converting the non-infectious, cellular prion protei...

journal_title：PLoS pathogens

authors： Vázquez-Fernández E,Vos MR,Afanasyev P,Cebey L,Sevillano AM,Vidal E,Rosa I,Renault L,Ramos A,Peters PJ,Fernández JJ,van Heel M,Young HS,Requena JR,Wille H

更新日期：2016-09-08 00:00:00

abstract：:The cell division cycle of the unicellular eukaryote Trypanosome brucei is tightly regulated despite the paucity of transcriptional control that results from the arrangement of genes in polycistronic units and lack of dynamically regulated transcription factors. To identify the contribution of dynamic phosphorylation ...

journal_title：PLoS pathogens

authors： Benz C,Urbaniak MD

更新日期：2019-12-12 00:00:00

abstract：:This study investigated the role of prion infection of the olfactory mucosa in the shedding of prion infectivity into nasal secretions. Prion infection with the HY strain of the transmissible mink encephalopathy (TME) agent resulted in a prominent infection of the olfactory bulb and the olfactory sensory epithelium in...

journal_title：PLoS pathogens

authors： Bessen RA,Shearin H,Martinka S,Boharski R,Lowe D,Wilham JM,Caughey B,Wiley JA

更新日期：2010-04-15 00:00:00

abstract：:Apicomplexans are obligate intracellular parasites that actively penetrate their host cells to create an intracellular niche for replication. Commitment to invasion is thought to be mediated by the rhoptries, specialized apical secretory organelles that inject a protein complex into the host cell to form a tight-junct...

journal_title：PLoS pathogens

authors： Beck JR,Fung C,Straub KW,Coppens I,Vashisht AA,Wohlschlegel JA,Bradley PJ

更新日期：2013-02-01 00:00:00

abstract：:Nuclear hormone receptors respond to small molecules such as retinoids or steroids and regulate development. Signaling in the conserved p38/PMK-1 MAP kinase pathway regulates innate immunity. In this study, we show that the Caenorhabditis elegans nuclear receptor DAF-12 negatively regulates the defense against pathoge...

journal_title：PLoS pathogens

authors： Liu F,He CX,Luo LJ,Zou QL,Zhao YX,Saini R,Han SF,Knölker HJ,Wang LS,Ge BX

更新日期：2013-01-01 00:00:00

abstract：:The African sleeping sickness parasite Trypanosoma brucei evades the host immune system through antigenic variation of its variant surface glycoprotein (VSG) coat. Although the T. brucei genome contains ∼1500 VSGs, only one VSG is expressed at a time from one of about 15 subtelomeric VSG expression sites (ESs). For an...

journal_title：PLoS pathogens

authors： Povelones ML,Gluenz E,Dembek M,Gull K,Rudenko G

更新日期：2012-01-01 00:00:00

abstract：:Peptides presentation to T cells by MHC class II molecules is of importance in initiation of immune response to a pathogen. The level of MHC II expression directly influences T lymphocyte activation and is often targeted by various viruses. Kaposi's sarcoma-associated herpesvirus (KSHV) encoded LANA is known to evade ...

journal_title：PLoS pathogens

authors： Cai Q,Banerjee S,Cervini A,Lu J,Hislop AD,Dzeng R,Robertson ES

更新日期：2013-10-01 00:00:00

abstract：:We assessed the role of myeloid dendritic cells (mDCs) in the outcome of SIV infection by comparing and contrasting their frequency, mobilization, phenotype, cytokine production and apoptosis in pathogenic (pigtailed macaques, PTMs), nonpathogenic (African green monkeys, AGMs) and controlled (rhesus macaques, RMs) SIV...

journal_title：PLoS pathogens

authors： Wijewardana V,Kristoff J,Xu C,Ma D,Haret-Richter G,Stock JL,Policicchio BB,Mobley AD,Nusbaum R,Aamer H,Trichel A,Ribeiro RM,Apetrei C,Pandrea I

更新日期：2013-01-01 00:00:00

abstract：:Dendritic cells (DCs) are specialized phagocytes that internalize exogenous antigens and microbes at peripheral sites, and then migrate to lymphatic organs to display foreign peptides to naïve T cells. There are several examples where DCs have been shown to be more efficient at restricting the intracellular replicatio...

journal_title：PLoS pathogens

authors： Nogueira CV,Lindsten T,Jamieson AM,Case CL,Shin S,Thompson CB,Roy CR

更新日期：2009-06-01 00:00:00

abstract：:During immature capsid assembly, HIV-1 genome packaging is initiated when Gag first associates with unspliced HIV-1 RNA by a poorly understood process. Previously, we defined a pathway of sequential intracellular HIV-1 capsid assembly intermediates; here we sought to identify the intermediate in which HIV-1 Gag first ...

journal_title：PLoS pathogens

authors： Barajas BC,Tanaka M,Robinson BA,Phuong DJ,Chutiraka K,Reed JC,Lingappa JR

更新日期：2018-04-17 00:00:00

abstract：:Endogenous retroviruses (ERVs), remnants of ancient germline infections, comprise 8% of the human genome. The most recently integrated includes human ERV-K (HERV-K) where several envelope (env) sequences remain intact. Viral pseudotypes decorated with one of those Envs are infectious. Using a recombinant vesicular sto...

journal_title：PLoS pathogens

authors： Robinson-McCarthy LR,McCarthy KR,Raaben M,Piccinotti S,Nieuwenhuis J,Stubbs SH,Bakkers MJG,Whelan SPJ

更新日期：2018-08-06 00:00:00