Involvement of trichothecenes in fusarioses of wheat, barley and maize evaluated by gene disruption of the trichodiene synthase (Tri5) gene in three field isolates of different chemotype and virulence.

abstract：:Pectobacterium carotovorum has an incomplete Entner-Doudoroff (ED) pathway, including enzyme 2-keto-3-deoxy-6-phosphogluconate aldolase (Eda) but lacking phosphogluconate dehydratase (Edd), while P. atrosepticum (Pba) has a complete pathway. To understand the role of the ED pathway in Pectobacterium infection, mutants...

journal_title：Molecular plant pathology

authors： Wang H,Wang Y,Humphris S,Nie W,Zhang P,Wright F,Campbell E,Hu B,Fan J,Toth I

更新日期：2021-02-01 00:00:00

abstract：:SUMMARY The phytotoxin coronatine is a jasmonate mimic produced by Pseudomonas syringae pv. tomato (Pst). Coronatine acts as a virulence factor in Arabidopsis and mutants insensitive to coronatine are resistant to Pst and have higher levels of salicylic acid (SA). In this work we used the SA-deficient lines NahG and s...

journal_title：Molecular plant pathology

authors： Block A,Schmelz E,Jones JB,Klee HJ

更新日期：2005-01-01 00:00:00

abstract：SUMMARY:To acquire iron from plant hosts, fungal pathogens have evolved at least two pathways for iron uptake. One system is hinged on the secretion and subsequent uptake of low-molecular-weight iron chelators termed siderophores, while the other uses cell-surface reductases to solubilize ferric iron by reducing it to ...

journal_title：Molecular plant pathology

authors： Greenshields DL,Liu G,Feng J,Selvaraj G,Wei Y

更新日期：2007-07-01 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：:It is hypothesized that the virulence of phytopathogenic fungi is mediated through the secretion of small effector proteins that interfere with the defence responses of the host plant. In Fusarium oxysporum, one family of effectors, the Secreted In Xylem (SIX) genes, has been identified. We sought to characterize the ...

journal_title：Molecular plant pathology

authors： Czislowski E,Fraser-Smith S,Zander M,O'Neill WT,Meldrum RA,Tran-Nguyen LTT,Batley J,Aitken EAB

更新日期：2018-05-01 00:00:00

abstract：:Phytophthora sojae is a destructive pathogen of soybean [Glycine max (L.) Merr.] which causes stem and root rot on soybean plants worldwide. However, the pathogenesis and molecular mechanism of plant defence responses against P. sojae are largely unclear. Herein, we document the underlying mechanisms and function of a...

journal_title：Molecular plant pathology

authors： Zhang C,Gao H,Li R,Han D,Wang L,Wu J,Xu P,Zhang S

更新日期：2019-01-01 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：: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：TAXONOMY:Superkingdom Eukaryota; Kingdom Metazoa; Phylum Nematoda; Class Chromadorea; Order Rhabditida; Suborder Tylenchina; Infraorder Tylenchomorpha; Superfamily Tylenchoidea; Family Pratylenchidae; Subfamily Radopholinae; Genus Radopholus. PHYSICAL PROPERTIES:Microscopic unsegmented worm; migratory endoparasite of ...

journal_title：Molecular plant pathology

authors： Haegeman A,Elsen A,De Waele D,Gheysen G

更新日期：2010-05-01 00:00:00

abstract：:Bacillus subtilis GLB191 (hereafter GLB191) is an efficient biological control agent against the biotrophic oomycete Plasmopara viticola, the causal agent of grapevine downy mildew. In this study, we show that GLB191 supernatant is also highly active against downy mildew and that the activity results from both direct ...

journal_title：Molecular plant pathology

authors： Li Y,Héloir MC,Zhang X,Geissler M,Trouvelot S,Jacquens L,Henkel M,Su X,Fang X,Wang Q,Adrian M

更新日期：2019-08-01 00:00:00

abstract：:Tobacco vein banding mosaic virus (TVBMV) is a potyvirus which mainly infects solanaceous crops. The helper component proteinase (HCpro) of a potyvirus is an RNA silencing suppressor protein and determines the severity of disease symptoms caused by different potyviruses, including TVBMV. It has been shown that substit...

journal_title：Molecular plant pathology

authors： Geng C,Wang HY,Liu J,Yan ZY,Tian YP,Yuan XF,Gao R,Li XD

更新日期：2017-10-01 00:00:00

abstract：:Sclerotinia sclerotiorum is a devastating necrotrophic fungal pathogen that infects over 400 species of plants worldwide. Reactive oxygen species (ROS) modulations are critical for the pathogenic development of S. sclerotiorum. The fungus applies enzymatic and non-enzymatic antioxidants to cope with the oxidative stre...

journal_title：Molecular plant pathology

authors： Yu Y,Du J,Wang Y,Zhang M,Huang Z,Cai J,Fang A,Yang Y,Qing L,Bi C,Cheng J

更新日期：2019-07-01 00:00:00

abstract：:Pattern recognition receptors (PRRs) can trigger plant immunity through the recognition of pathogen-associated molecular patterns. In this study, we report that a malectin-like/leucine-rich repeat receptor protein kinase gene, RLK-V, from Haynaldia villosa putatively acts as a PRR to positively regulate powdery mildew...

journal_title：Molecular plant pathology

authors： Hu P,Liu J,Xu J,Zhou C,Cao S,Zhou W,Huang Z,Yuan S,Wang X,Xiao J,Zhang R,Wang H,Zhang S,Xing L,Cao A

更新日期：2018-12-01 00:00:00

abstract：:SUMMARY The cell wall, a strong extraprotoplasmic layer surrounding plant cells that mainly consists of a variety of polysaccharides, constitutes a major barrier for potential parasites. Plant-parasitic nematodes are well equipped to overcome this barrier as they produce and secrete cell-wall-degrading enzymes. Expres...

journal_title：Molecular plant pathology

authors： Kudla U,Milac AL,Qin L,Overmars H,Roze E,Holterman M,Petrescu AJ,Goverse A,Bakker J,Helder J,Smant G

更新日期：2007-05-01 00:00:00

abstract：:An outbreak of the potato late blight pathogen Phytophthora infestans in Denmark was characterized in order to resolve the population structure and determine to what extent sexual reproduction was occurring. A standard set of microsatellite simple sequence repeats (SSRs) and single nucleotide polymorphism (SNP) marker...

journal_title：Molecular plant pathology

authors： Maurice S,Montes MS,Nielsen BJ,Bødker L,Martin MD,Jønck CG,Kjøller R,Rosendahl S

更新日期：2019-08-01 00:00:00

abstract：:Biotrophic fungal pathogens must evade or suppress plant defence responses to establish a compatible interaction in living host tissue. In addition, metabolic changes during disease reflect both the impact of nutrient acquisition by the fungus to support proliferation and the integration of metabolism with the plant d...

journal_title：Molecular plant pathology

authors： Kretschmer M,Croll D,Kronstad JW

更新日期：2017-12-01 00:00:00

abstract：:SUMMARY The infection of plants by pathogenic microbes and the subsequent establishment of disease involves substantial changes in the biochemistry and physiology of both partners. Analysis of genes that are expressed during these interactions represents a powerful strategy to obtain insights into the molecular events...

journal_title：Molecular plant pathology

authors： Guilleroux M,Osbourn A

更新日期：2004-05-01 00:00:00

abstract：:Tomato leaf curl New Delhi virus (ToLCNDV) infection causes significant yield loss in tomato. The availability of a conventional tolerance source against this virus is limited in tomato. To understand the molecular mechanism of virus tolerance in tomato, the abundance of viral genomic replicative intermediate molecule...

journal_title：Molecular plant pathology

authors： Sahu PP,Rai NK,Chakraborty S,Singh M,Chandrappa PH,Ramesh B,Chattopadhyay D,Prasad M

更新日期：2010-07-01 00:00:00

abstract：:Tissue alkalinization during Colletotrichum gloeosporioides attack enhances the expression of PELB, which encodes pectate lyase (PL), and PL secretion, which is considered essential for full virulence. We studied the regulation of PL secretion by manipulation of C. gloeosporioides PELB. PELB was down-regulated by knoc...

journal_title：Molecular plant pathology

authors： Miyara I,Shafran H,Kramer Haimovich H,Rollins J,Sherman A,Prusky D

更新日期：2008-05-01 00:00:00

abstract：:SUMMARY Annexins are calcium-binding proteins that have been associated in plants with different biological processes such as responses to abiotic stress and early nodulation stages. Until now, the implication of annexins during plant-pathogen interactions has not been reported. Here, a novel plant annexin gene induce...

journal_title：Molecular plant pathology

authors： Vandeputte O,Lowe YO,Burssens S,VAN Raemdonck D,Hutin D,Boniver D,Geelen D,El Jaziri M,Baucher M

更新日期：2007-03-01 00:00:00

abstract：:SUMMARY Pathogenicity islands (PAIs) were first described in uropathogenic E. coli. They are now defined as regions of DNA that contain virulence genes and are present in the genome of pathogenic strains, but absent from or only rarely present in non-pathogenic variants of the same or related strains. Other features i...

journal_title：Molecular plant pathology

authors： Arnold DL,Pitman A,Jackson RW

更新日期：2003-09-01 00:00:00

abstract：:Efficient and sustainable control of plant viruses may be achieved using genetically resistant crop varieties, although resistance genes are not always available for each pathogen; in this regard, the identification of new genes that are able to confer broad-spectrum and durable resistance is highly desirable. Recentl...

journal_title：Molecular plant pathology

authors： Rodríguez-Hernández AM,Gosalvez B,Sempere RN,Burgos L,Aranda MA,Truniger V

更新日期：2012-09-01 00:00:00

abstract：:RNA interference (RNAi), a conserved RNA-mediated gene regulatory mechanism in eukaryotes, plays an important role in plant growth and development, and as an antiviral defence system in plants. As a counter-strategy, plant viruses encode RNAi suppressors to suppress the RNAi pathways and consequently down-regulate pla...

journal_title：Molecular plant pathology

authors： Singh A,Taneja J,Dasgupta I,Mukherjee SK

更新日期：2015-09-01 00:00:00

abstract：:To deploy durable plant resistance, we must understand its underlying molecular mechanisms. Type III effectors (T3Es) and their recognition play a central role in the interaction between bacterial pathogens and crops. We demonstrate that the Ralstonia solanacearum species complex (RSSC) T3E ripAX2 triggers specific re...

journal_title：Molecular plant pathology

authors： Morel A,Guinard J,Lonjon F,Sujeeun L,Barberis P,Genin S,Vailleau F,Daunay MC,Dintinger J,Poussier S,Peeters N,Wicker E

更新日期：2018-11-01 00:00:00

abstract：:SUMMARY We describe the use of degenerate primers to amplify the core hrp/hrc region of P. syringae pv. phaseolicola NPS3121. 18 826 bp were amplified using long-range PCR, digested and shotgun sequenced. Sequence analysis finds a hypervariable region between the hrpU and hrpC operons, and indications of positive sele...

journal_title：Molecular plant pathology

authors： Gropp SJ,Guttman DS

更新日期：2004-03-01 00:00:00

abstract：:Novel approaches for the control of agriculturally damaging nematodes are sorely needed. Endoparasitic nematodes complete their life cycle within the root vascular cylinder, inducing specialized feeding cells: giant cells for root-knot nematodes and syncytia for cyst nematodes. Both nematodes hijack parts of the trans...

journal_title：Molecular plant pathology

authors： Cabrera J,Bustos R,Favery B,Fenoll C,Escobar C

更新日期：2014-08-01 00:00:00

abstract：:Amongst the universal diseases affecting apples, blue mould caused by Penicillium expansum is a major concern, resulting in yield and quality losses as a result of the production of the mycotoxin patulin. Despite the characterization of the patulin biosynthetic gene cluster at both the molecular and chemical levels, t...

journal_title：Molecular plant pathology

authors： Tannous J,Kumar D,Sela N,Sionov E,Prusky D,Keller NP

更新日期：2018-12-01 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：:Crop diseases cause significant yield losses, and the use of resistant cultivars can effectively mitigate these losses and control many plant diseases. Most plant resistance (R) genes encode immune receptors composed of nucleotide-binding and leucine-rich repeat (NLR) domains. These proteins mediate the specific recog...

journal_title：Molecular plant pathology

authors： Richard MMS,Gratias A,Meyers BC,Geffroy V

更新日期：2018-11-01 00:00:00

abstract：:Abstract To test whether carbohydrates may play a signalling function during plant pathogenesis, we investigated the interaction between tobacco and potato virus Y (PVY(N)). Four days after PVY(N) infection, leaves started to accumulate soluble sugars and leaf photosynthesis decreased. The accumulation of soluble suga...

journal_title：Molecular plant pathology

authors： Herbers K,Takahata Y,Melzer M,Mock HP,Hajirezaei M,Sonnewald U

更新日期：2000-01-01 00:00:00