De novo generation of Lettuce infectious yellows virus defective RNAs in protoplasts.

abstract：:SUMMARY Here, we consider the barley powdery mildew fungus, Blumeria graminis (DC Speer) f.sp. hordei (Marchal), and review recent research which has added to our understanding of the biology and molecular biology which underpins the asexual life cycle of this potentially devastating pathogen. We focus on the early st...

journal_title：Molecular plant pathology

authors： Zhang Z,Henderson C,Perfect E,Carver TL,Thomas BJ,Skamnioti P,Gurr SJ

更新日期：2005-09-01 00:00:00

abstract：:MicroRNA-like RNAs (milRNAs) post-transcriptionally down-regulate target genes. We investigated Fusarium graminearum (Fg) milRNA expression during fungal vegetative growth and infection of wheat. Small RNA sequencing identified 36 milRNAs from Fg, one of which, Fgmil-2, had >100 transcripts per million in conidia, myc...

journal_title：Molecular plant pathology

authors： Guo MW,Yang P,Zhang JB,Liu G,Yuan QS,He WJ,Nian JN,Yi SY,Huang T,Liao YC

更新日期：2019-11-01 00:00:00

abstract：:Colletotrichum graminicola is a hemibiotrophic fungus that causes anthracnose leaf blight (ALB) and anthracnose stalk rot (ASR) in maize. Despite substantial economic losses caused by these diseases, the defence mechanisms against this pathogen remain poorly understood. Several hormones are suggested to aid in defence...

journal_title：Molecular plant pathology

authors： Gorman Z,Christensen SA,Yan Y,He Y,Borrego E,Kolomiets MV

更新日期：2020-05-01 00:00:00

abstract：:Recently, Tomato spotted wilt virus (TSWV) nonstructural protein NSs has been identified unambiguously as an avirulence (Avr) determinant for Tomato spotted wilt (Tsw)-based resistance. The observation that NSs from two natural resistance-breaking isolates had lost RNA silencing suppressor (RSS) activity and Avr sugge...

journal_title：Molecular plant pathology

authors： de Ronde D,Pasquier A,Ying S,Butterbach P,Lohuis D,Kormelink R

更新日期：2014-02-01 00:00:00

abstract：:Efficient nutrient acquisition is critical to the fitness of plant pathogens. To address how the late blight agent Phytophthora infestans adapts to nutrients offered by its hosts, genes in glycolytic, gluconeogenic and amino acid pathways were mined from its genome and their expression in different plant tissues and a...

journal_title：Molecular plant pathology

authors： Judelson HS,Tani S,Narayan RD

更新日期：2009-11-01 00:00:00

abstract：:SUMMARY Transgenic peas containing a copy of the Pea seed-borne mosaic virus (PSbMV) isolate DPD1 NIb sequence develop a 'recovery' phenotype when challenged with either the homologous (DPD1) or a heterologous (NY) PSbMV isolate. However, the specificity of the subsequent resistance differs with respect to the initiat...

journal_title：Molecular plant pathology

authors： Van Den Boogaart T,Maule AJ,Davies JW,Lomonossoff GP

更新日期：2004-01-01 00:00:00

abstract：:SUMMARY Two of the currently widely accepted species in the section Nigrescentia of the genus Verticillium are major plant pathogens inducing wilt diseases in a wide range of mainly dicotyledonous hosts. Three species closely related to these two are less important wilt pathogens and soil saprophytes. A sixth species,...

journal_title：Molecular plant pathology

authors： Barbara DJ,Clewes E

更新日期：2003-07-01 00:00:00

abstract：:Piriformospora indica is a basidiomycete of the order Sebacinales, representing a model for the study of mutualistic symbiosis and, beyond that, the plant immune system. The fungus colonizes the roots of a wide range of vascular plants, increasing their growth, seed yield and adaptation to abiotic and biotic stresses....

journal_title：Molecular plant pathology

authors： Qiang X,Weiss M,Kogel KH,Schäfer P

更新日期：2012-06-01 00:00:00

abstract：:SUMMARY Fungal hydrophobins are small hydrophobic proteins containing eight cysteine residues at conserved positions which have the ability to form amphipathic polymers. We have characterized a gene from the phytopathogenic ascomycete Claviceps purpurea, cpph1, which encodes a modular-type hydrophobin. It consists of ...

journal_title：Molecular plant pathology

authors： Mey G,Correia T,Oeser B,Kershaw MJ,Garre V,Arntz C,Talbot NJ,Tudzynski P

更新日期：2003-01-01 00:00:00

abstract：UNLABELLED:The Oomycete genus Aphanomyces houses plant and animal pathogens found in both terrestrial and aquatic habitats. Aphanomyces euteiches Drechs. causes seedling damping off and root rot diseases on many legumes. It is the most devastating pea (Pisum sativum) disease in several countries, causing up to 80% loss...

journal_title：Molecular plant pathology

authors： Gaulin E,Jacquet C,Bottin A,Dumas B

更新日期：2007-09-01 00:00:00

abstract：:LysR-type transcriptional regulators (LTTRs) are ubiquitous and abundant amongst bacteria and control a variety of cellular processes. Here, we investigated the effect of Rsc1880 (a putative LTTR, hereafter designated as PrhO) on the pathogenicity of Ralstonia solanacearum. Deletion of prhO substantially reduced the e...

journal_title：Molecular plant pathology

authors： Zhang Y,Li J,Zhang W,Shi H,Luo F,Hikichi Y,Shi X,Ohnishi K

更新日期：2018-01-24 00:00:00

abstract：:Summary Taxonomic relationship: A member of nonsegmented, negative-sense, single-stranded RNA viruses of the genus Cytorhabdovirus (type member: Lettuce necrotic yellows virus), family Rhabdoviridae, order Mononegavirales. Members of the family Rhabdoviridae can infect vertebrates, invertebrates and plants. Physical p...

journal_title：Molecular plant pathology

authors： Posthuma KI,Adams AN,Hong Y

更新日期：2000-11-01 00:00:00

abstract：:Abstract In prokaryotes, a diverse set of physiological processes is regulated by transcription factors which belong to the well-conserved, enhancer-binding protein (EBP) family. These regulatory proteins function together with the alternate sigma factor (sigma(54)). Structurally, the EBPs are characterized by a centr...

journal_title：Molecular plant pathology

authors： Schuster M,Grimm C

更新日期：2000-07-01 00:00:00

abstract：:Summary There is evidence that the necrotrophic fungal pathogen Botrytis cinerea is exposed to oxidative processes within plant tissues. The pathogen itself also generates active oxygen species and H(2)O(2) as pathogenicity factors. Our aim was to study how the pathogen may defend itself against cellular damage caused...

journal_title：Molecular plant pathology

authors： Schouten A,Tenberge KB,Vermeer J,Stewart J,Wagemakers L,Williamson B,van Kan JA

更新日期：2002-07-01 00:00:00

abstract：:The tangerine pathotype of the ascomycete fungus Alternaria alternata is the causal agent of citrus brown spot, which can result in significant losses of both yield and marketability for tangerines worldwide. A conditionally dispensable chromosome (CDC), which harbours the host-selective ACT toxin gene cluster, is req...

journal_title：Molecular plant pathology

authors： Wang M,Fu H,Shen XX,Ruan R,Rokas A,Li H

更新日期：2019-10-01 00:00:00

abstract：:The fungal cereal pathogen Fusarium graminearum produces deoxynivalenol (DON) during infection. The mycotoxin DON is associated with Fusarium head blight (FHB), a disease that can cause vast grain losses. Whilst investigating the suitability of Brachypodium distachyon as a model for spreading resistance to F. graminea...

journal_title：Molecular plant pathology

authors： Blümke A,Sode B,Ellinger D,Voigt CA

更新日期：2015-06-01 00:00:00

abstract：:Plant natriuretic peptides (PNPs) have been implicated in the regulation of ions and water homeostasis, and their participation in the plant immune response has also been proposed. Xanthomonas citri ssp. citri contains a gene encoding a PNP-like protein (XacPNP) which has no homologues in other bacteria. XacPNP mimics...

journal_title：Molecular plant pathology

authors： Ficarra FA,Grandellis C,Garavaglia BS,Gottig N,Ottado J

更新日期：2018-04-01 00:00:00

abstract：:One reason for the success of Pseudomonas syringae as a model pathogen has been the availability of three complete genome sequences since 2005. Now, at the beginning of 2011, more than 25 strains of P. syringae have been sequenced and many more will soon be released. To date, published analyses of P. syringae have bee...

journal_title：Molecular plant pathology

authors： Studholme DJ

更新日期：2011-10-01 00:00:00

abstract：:Sweet potato chlorotic stunt virus (SPCSV; genus Crinivirus, family Closteroviridae) is one of the most important pathogens of sweet potato (Ipomoea batatas L.). It can reduce yields by 50% by itself and cause various synergistic disease complexes when co-infecting with other viruses, including sweet potato feathery m...

journal_title：Molecular plant pathology

authors： Kreuze JF,Klein IS,Lazaro MU,Chuquiyuri WJ,Morgan GL,Mejía PG,Ghislain M,Valkonen JP

更新日期：2008-09-01 00:00:00

abstract：:The cellular outcome of changes in nitrogen availability in the context of development and early stages of pathogenicity was studied by quantitative analysis of two-dimensional gel electrophoresis of Colletotrichum acutatum infecting strawberry. Significant alterations occurred in the abundance of proteins synthesized...

journal_title：Molecular plant pathology

authors： Brown SH,Yarden O,Gollop N,Chen S,Zveibil A,Belausov E,Freeman S

更新日期：2008-03-01 00:00:00

abstract：:The analysis of the interaction between Arabidopsis thaliana and adapted (PcBMM) and nonadapted (Pc2127) isolates of the necrotrophic fungus Plectosphaerella cucumerina has contributed to the identification of molecular mechanisms controlling plant resistance to necrotrophs. To characterize the pathogenicity bases of ...

journal_title：Molecular plant pathology

authors： Ramos B,González-Melendi P,Sánchez-Vallet A,Sánchez-Rodríguez C,López G,Molina A

更新日期：2013-01-01 00:00:00

abstract：:In all fungi studied so far, mitogen-activated protein (MAP) kinase cascades serve as central signalling complexes that are involved in various aspects of growth, stress response and infection. In this work, putative components of the yeast Fus3/Kss1-type MAP kinase cascade and the putative downstream transcription fa...

journal_title：Molecular plant pathology

authors： Schamber A,Leroch M,Diwo J,Mendgen K,Hahn M

更新日期：2010-01-01 00:00:00

abstract：:Alternaria species produce and excrete dimethyl coprogen siderophores to acquire iron. The Alternaria alternata gene AaNPS6, encoding a polypeptide analogous to fungal nonribosomal peptide synthetases, was found to be required for the production of siderophores and virulence on citrus. Siderophores purified from cultu...

journal_title：Molecular plant pathology

authors： Chen LH,Lin CH,Chung KR

更新日期：2013-06-01 00:00:00

abstract：:Natural and synthetic elicitors have contributed significantly to the study of plant immunity. Pathogen-derived proteins and carbohydrates that bind to immune receptors, allow the fine dissection of certain defence pathways. Lipids of a different nature that act as defence elicitors, have also been studied, but their ...

journal_title：Molecular plant pathology

authors： Cambiagno DA,Lonez C,Ruysschaert JM,Alvarez ME

更新日期：2015-12-01 00:00:00

abstract：:Summary Turnip crinkle virus encodes two proteins, p8 and p9, that are both required for cell-to-cell movement. The p8 movement protein has been demonstrated to bind RNA in a cooperative manner, although, similar to many other plant virus movement proteins, it contains no canonical RNA binding domain(s). However, thre...

journal_title：Molecular plant pathology

authors： Akgoz M,Nguyen QN,Talmadge AE,Drainville KE,Wobbe KK

更新日期：2001-01-01 00:00:00

abstract：:The two-component signal transduction system PhoBR regulates the adaptation to phosphate limitation and the virulence of many animal bacterial pathogens. However, PhoBR in phytopathogens has rarely been investigated. In this study, we found that PhoBR in Xanthomonas oryzae pv. oryzae (Xoo), the pathogen of rice bacter...

journal_title：Molecular plant pathology

authors： Zheng D,Xue B,Shao Y,Yu H,Yao X,Ruan L

更新日期：2018-09-01 00:00:00

abstract：:Many obligately parasitic pathogens absorb nutrients from host plants via specialized infection structures, called haustoria and infection hyphae, to further colonization and growth in the host plant. In the wheat (Triticum aestivum) stripe rust fungus, Puccinia striiformis f. sp. tritici (Pst), the mitogen-activated ...

journal_title：Molecular plant pathology

authors： Zhu X,Guo J,He F,Zhang Y,Tan C,Yang Q,Huang C,Kang Z,Guo J

更新日期：2018-12-01 00:00:00

abstract：:Fusarium oxysporum f. sp. radicis-cucumerinum (Forc) causes severe root rot and wilt in several cucurbit species, including cucumber, melon, and watermelon. Previously, a pathogenicity chromosome, chrRC , was identified in Forc. Strains that were previously nonpathogenic could infect multiple cucurbit species after ob...

journal_title：Molecular plant pathology

authors： Li J,Fokkens L,van Dam P,Rep M

更新日期：2020-06-01 00:00:00

abstract：:Gene silencing exists in eukaryotic organisms as a conserved regulation of the gene expression mechanism. In general, small RNAs (sRNAs) are produced within the eukaryotic cells and incorporated into an RNA-induced silencing complex (RISC) within cells. However, exogenous sRNAs, once delivered into cells, can also sil...

journal_title：Molecular plant pathology

authors： Bilir Ö,Telli O,Norman C,Budak H,Hong Y,Tör M

更新日期：2019-11-01 00:00:00

abstract：:The effector gene Avr1b-1 of Phytophthora sojae determines the efficacy of the resistance gene Rps1b in soybean. The sequences of the Avr1b-1 locus in 34 Chinese isolates of P. sojae were obtained and analysed by polymerase chain reaction (PCR) and inverse PCR. Four different alleles and a complete deletion mutation o...

journal_title：Molecular plant pathology

authors： Cui L,Yin W,Dong S,Wang Y

更新日期：2012-02-01 00:00:00