RNA silencing-mediated resistance to a crinivirus (Closteroviridae) in cultivated sweet potato (Ipomoea batatas L.) and development of sweet potato virus disease following co-infection with a potyvirus.

abstract：:SUMMARY The hxc1 mutant was identified by screening an EMS (ethylmethane sulphonate) mutagenized population of Arabidopsis Col-0 plants for an altered hypersensitive response (HR), after spray inoculation with an HR-inducing isolate of Xanthomonas campestris pv. campestris (Xcc) (strain 147). The hxc1 mutant shows a s...

journal_title：Molecular plant pathology

authors： Lummerzheim M,Kroj T,Ferreira M,Tronchet M,Godard F,VAN Montagu M,Roby D

更新日期：2004-09-01 00:00:00

abstract：:Cyclic di-GMP [(bis-(3'-5')-cyclic di-guanosine monophosphate)] is an almost ubiquitous second messenger in bacteria that is implicated in the regulation of a range of functions that include developmental transitions, aggregative behaviour, adhesion, biofilm formation and virulence. Comparatively little is known about...

journal_title：Molecular plant pathology

authors： McCarthy Y,Ryan RP,O'Donovan K,He YQ,Jiang BL,Feng JX,Tang JL,Dow JM

更新日期：2008-11-01 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

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：: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：:Taxonomy: Moniliophthora roreri (Cif.) H.C. Evans et al. ; Phylum Basidiomycota; Class Agaricomycetes; Order Agaricales; Family Marasmiaceae; Genus Moniliophthora. Biology: Moniliophthora roreri attacks Theobroma and Herrania species causing frosty pod rot. Theobroma cacao (cacao) is the host of major economic concern...

journal_title：Molecular plant pathology

authors： Bailey BA,Evans HC,Phillips-Mora W,Ali SS,Meinhardt LW

更新日期：2018-07-01 00:00:00

abstract：:The translation initiation factors 4E are a small family of major susceptibility factors to potyviruses. It has been suggested that knocking out these genes could provide genetic resistance in crops when natural resistance alleles, which encode functional eIF4E proteins, are not available. Here, using the well-charact...

journal_title：Molecular plant pathology

authors： Zafirov D,Giovinazzo N,Bastet A,Gallois JL

更新日期：2020-12-29 00:00:00

abstract：:Systemic acquired resistance (SAR) is a potent plant defence system that, in response to a first contact with a plant pathogen, prepares the whole plant for subsequent attacks, so that it becomes more resistant to the same and to other pathogens. BcSpl1, a cerato-platanin family protein abundantly secreted by Botrytis...

journal_title：Molecular plant pathology

authors： Frías M,Brito N,González C

更新日期：2013-02-01 00:00:00

abstract：:Agrobacterium tumefaciens is the causal agent of crown gall disease in a wide range of plants via a unique interkingdom DNA transfer from bacterial cells into the plant genome. Agrobacterium tumefaciens is capable of transferring its T-DNA into different plant parts at different developmental stages for transient and ...

journal_title：Molecular plant pathology

authors： Shih PY,Chou SJ,Müller C,Halkier BA,Deeken R,Lai EM

更新日期：2018-03-02 00:00:00

abstract：:SUMMARY Phytopathogenic fungi must feed on their hosts to propagate and cause disease. Their ability to access the rich nutrient supply offered by living plants is one of the most obvious properties that distinguish pathogens from saprophytes. Successful invasion by pathogens depends as much on their ability to utiliz...

journal_title：Molecular plant pathology

authors： Solomon PS,Tan KC,Oliver RP

更新日期：2003-05-01 00:00:00

abstract：:Plants have evolved powerful immune systems to recognize pathogens and avoid invasions, but the genetic basis of plant susceptibility is less well-studied, especially to oomycetes, which cause disastrous diseases in many ornamental plants and food crops. In this research, we identified a negative regulator of plant im...

journal_title：Molecular plant pathology

authors： Li W,Zhao D,Dong J,Kong X,Zhang Q,Li T,Meng Y,Shan W

更新日期：2020-01-01 00:00:00

abstract：:Fungal plant pathogens secrete effector proteins and metabolites to cause disease. Additionally, some species transfer small RNAs (sRNAs) into plant cells to silence host mRNAs through complementary base pairing and suppress plant immunity. The fungus Sclerotinia sclerotiorum infects over 600 plant species, but little...

journal_title：Molecular plant pathology

authors： Derbyshire M,Mbengue M,Barascud M,Navaud O,Raffaele S

更新日期：2019-09-01 00:00:00

abstract：:The single-stranded, positive-sense RNA genome of viruses in the genus Potyvirus encodes a large polyprotein that is cleaved to yield 10 mature proteins. The first three cleavage products are P1, HCpro and P3. An additional short open reading frame (ORF), called pipo, overlaps the P3 region of the polyprotein ORF. Fou...

journal_title：Molecular plant pathology

authors： Untiveros M,Olspert A,Artola K,Firth AE,Kreuze JF,Valkonen JP

更新日期：2016-09-01 00:00:00

abstract：:Black spot disease, which is caused by the ascomycete Diplocarpon rosae, is the most severe disease in field-grown roses in temperate regions and has been distributed worldwide, probably together with commercial cultivars. Here, we present data indicating that muRdr1A is the active Rdr1 gene, a single-dominant TIR-NBS...

journal_title：Molecular plant pathology

authors： Menz I,Straube J,Linde M,Debener T

更新日期：2018-05-01 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：:Bacterial blight (BB), caused by Xanthomonas oryzae pv. oryzae (Xoo), is not only a disease devastating rice production worldwide, but also an ideal model system for the study of the interaction between plants and their bacterial pathogens. The rice near-isogenic line (NIL) CBB23, derived from a cross between a wild r...

journal_title：Molecular plant pathology

authors： Wang CL,Qin TF,Yu HM,Zhang XP,Che JY,Gao Y,Zheng CK,Yang B,Zhao KJ

更新日期：2014-05-01 00:00:00

abstract：:The potato cyst nematodes (PCNs) Globodera pallida and Globodera rostochiensis are important parasites of potato. PCNs undergo complex biotrophic interactions with their hosts that involve gene expression changes in both the nematode and the host plant. The aim of this study was to determine key genes that are differe...

journal_title：Molecular plant pathology

authors： Palomares-Rius JE,Hedley PE,Cock PJ,Morris JA,Jones JT,Vovlas N,Blok V

更新日期：2012-12-01 00:00:00

abstract：:Cloning the first avirulence (avr) gene has led not only to a deeper understanding of gene-for-gene interactions in plant disease, but also to fundamental insights into the suppression of basal defences against microbial attack. This article (focusing on Pseudomonas syringae) charts the development of ideas and resear...

journal_title：Molecular plant pathology

authors： Mansfield JW

更新日期：2009-11-01 00:00:00

abstract：:As a result of contradictory reports, the avirulence (Avr) determinant that triggers Tsw gene-based resistance in Capsicum annuum against the Tomato spotted wilt virus (TSWV) is still unresolved. Here, the N and NSs genes of resistance-inducing (RI) and resistance-breaking (RB) isolates were cloned and transiently exp...

journal_title：Molecular plant pathology

authors： de Ronde D,Butterbach P,Lohuis D,Hedil M,van Lent JW,Kormelink R

更新日期：2013-05-01 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：:Sugar metabolism and sugar signalling are not only critical for plant growth and development, but are also important for stress responses. However, how sugar homeostasis is involved in plant defence against pathogen attack in the model crop rice remains largely unknown. In this study, we observed that the grains of gi...

journal_title：Molecular plant pathology

authors： Sun L,Yang DL,Kong Y,Chen Y,Li XZ,Zeng LJ,Li Q,Wang ET,He ZH

更新日期：2014-02-01 00:00:00

abstract：:Xanthomonas oryzae pv. oryzae (Xoo) causes bacterial blight, a serious disease of rice. Xoo secretes a repertoire of cell wall-degrading enzymes, including cellulases, xylanases and pectinases, to degrade various polysaccharide components of the rice cell wall. A secreted Xoo cellulase, CbsA, is not only a key virulen...

journal_title：Molecular plant pathology

authors： Tayi L,Kumar S,Nathawat R,Haque AS,Maku RV,Patel HK,Sankaranarayanan R,Sonti RV

更新日期：2018-06-01 00:00:00

abstract：:Salicylic acid (SA), an essential secondary messenger for plant defence responses, plays a role in maintaining a balance (trade-off) between plant growth and resistance induction, but the detailed mechanism has not been explored. Because the SA mimic benzothiadiazole (BTH) is a more stable inducer of plant defence tha...

journal_title：Molecular plant pathology

authors： Kobayashi Y,Fukuzawa N,Hyodo A,Kim H,Mashiyama S,Ogihara T,Yoshioka H,Matsuura H,Masuta C,Matsumura T,Takeshita M

更新日期：2020-03-01 00:00:00

abstract：:Transcriptional regulators are key players in pathways that allow bacteria to alter gene expression in response to environmental conditions. However, work to understand how such transcriptional regulatory networks interact in bacterial plant pathogens is limited. Here, in the phytopathogen Xanthomonas campestris, we d...

journal_title：Molecular plant pathology

authors： Liu GF,Su HZ,Sun HY,Lu GT,Tang JL

更新日期：2019-01-01 00:00:00

abstract：:Pratylenchus penetrans is one of the most important species of root lesion nematodes (RLNs) because of its detrimental and economic impact in a wide range of crops. Similar to other plant-parasitic nematodes (PPNs), P. penetrans harbours a significant number of secreted proteins that play key roles during parasitism. ...

journal_title：Molecular plant pathology

authors： Vieira P,Maier TR,Eves-van den Akker S,Howe DK,Zasada I,Baum TJ,Eisenback JD,Kamo K

更新日期：2018-02-09 00:00:00

abstract：:Erwinia amylovora is the causal agent of fire blight, one of the most devastating diseases of apple and pear. Erwinia amylovora is thought to have originated in North America and has now spread to at least 50 countries worldwide. An understanding of the diversity of the pathogen population and the transmission to diff...

journal_title：Molecular plant pathology

authors： Zeng Q,Cui Z,Wang J,Childs KL,Sundin GW,Cooley DR,Yang CH,Garofalo E,Eaton A,Huntley RB,Yuan X,Schultes NP

更新日期：2018-07-01 00:00:00

abstract：:SUMMARY Recent studies have shown that resistance in several dicotyledonous plants to viruses in the genus Potyvirus is controlled by recessive alleles of the plant translation initiation factor eIF4E or eIF(iso)4E genes. Here we provide evidence that the barley rym4 gene locus, controlling immunity to viruses in the ...

journal_title：Molecular plant pathology

authors： Kanyuka K,Druka A,Caldwell DG,Tymon A,McCallum N,Waugh R,Adams MJ

更新日期：2005-07-01 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：: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：:The translocation of Melon necrotic spot virus (MNSV) within tissues of inoculated and systemically infected Cucumis melo L. 'Galia' was studied by tissue-printing and in situ hybridization techniques. The results were compatible with the phloem vascular components being used to spread MNSV systemically by the same as...

journal_title：Molecular plant pathology

authors： Gosalvez-Bernal B,Genoves A,Navarro JA,Pallas V,Sanchez-Pina MA

更新日期：2008-07-01 00:00:00