Plasmopara viticola
Identification of biomarkers for defense response to Plasmopara viticola in a resistant grape variety
... (Plasmopara viticola) is one of the most destructive diseases of the cultivated species Vitis ...P. viticola in a commercial variety under controlled conditions, providing biomarkers for a better ...
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A Real-Time PCR Assay for the Quantification of Plasmopara viticola Oospores in Grapevine Leaves
... of Plasmopara viticola oospores (Vecchione et ...P. viticola would probably result in a more accurate and reliable estimation of the inoculum density, and this warrants further ...
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Reducing copper use in the environment: The use of larixol and larixyl acetate to treat downy mildew caused by Plasmopara viticola in viticulture
... Günther Düngerwerke GmbH, D-Erlangen). Plants were grown in the greenhouse at a temperature of 18 to 32°C under natural light. The photoperiod was extended with mercury lamps if necessary to allow for a light period of ...
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Revisiting Vitis vinifera subtilase gene family: links to grapevine resistance against Plasmopara viticola
... grapevine-P. viticola pathosystem were carried out by Figueiredo and co-workers (2008) by comparing resistant and susceptible genotypes, prior and post-inoculation with ...P. viticola (Figueiredo et ...
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Evidence of resistance to the downy mildew agent Plasmopara viticola in the Georgian Vitis vinifera germplasm
... by Plasmopara viticola, is one of the most important diseases at the inter- national ...P. viticola, but little information is available on the less common ...P. viticola were estimated both ...
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Elicitation of grapevine defense responses against Plasmopara viticola, the causal agent of downy mildew
... Ziel der vorliegenden Arbeit war die Untersuchung von Mechanismen der Induzierten Resistenz nach Applikation spezifischer Elicitoren (Pflanzenstärkungsmittel) im Pathosystem Vitis vinifera/Plasmopara ...
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Response of grapevine leaves to Plasmopara viticola infection by means of measurement of reflectance and fluorescence signals
... Refl ectance indices followed the variations in pigment content a er the fungal infection. Among others, R750/R700 and CRI were the most potent to follow changes in chlorophylls and carotenoids contents, respectively. We ...
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The Sulfated Laminarin Triggers a Stress Transcriptome before Priming the SA- and ROS-Dependent Defenses during Grapevine’s Induced Resistance against Plasmopara viticola
... Grapevine (Vitis vinifera) is susceptible to many pathogens which cause significant losses to viticulture worldwide. Chemical control is available, but agro-ecological concerns have raised interest in alternative ...
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Plasmopara viticola: a review of knowledge on downy mildew of grapevine and effective disease management
... oomycete Plasmopara viticola is native to North America and was accidentally introduced into Europe at the end of the 19th century, where it caused widespread damage to the grape ...
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A comparative study of plant-pathogen interaction in different genotypes and organs of grapevine (Vitis spp.), based on optimized and new screening methods for resistance to downy mildew (Plasmopara viticola - Berk. & Curt.)
... During their lifetime, plants are exposed to a wide variety of pathogens, such as bacteria, viruses, fungi and nematodes. According to their lifecycle and infection strategies, pathogenic microorganisms can be classified ...
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Evaluation of foliar resistance of grapevine genetic resources to downy mildew (Plasmopara viticola)
... are important above all when selecting genetic resources for further selection and/or when introducing new, prospective cultivars into the viticultural practice. Results of this study also fully corroborated that – when ...
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Plasmopara viticola, the downy mildew of grapevine : phenotypic and molecular characterization of single sporangium strains infecting hosts with different resistance levels
... not reflect the infection behavior of whole plants (Spring et al., 1997). However, in Vitis the infection of P. viticola usually starts through the stomata of leaves. This makes it very likely that in vitro ...
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Factors affecting the Trichoderma harzianum-induced resistance against downy mildew of grapevine and interaction between Plasmopara viticola genotypes co-inoculated in the host
... P. viticola genotypes could have a more complex arsenal of effectors enabling it to suppress or overcome host resistance, while the less competitive genotypes are more vulnerable to the host defense mechanism ...
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A multi-omics study of the grapevine-downy mildew (Plasmopara viticola) pathosystem unveils a complex protein coding- and noncoding-based arms race during infection
... P. viticola was a prerequisite for gene and sRNA expression profiling studies during the infection process of ...P. viticola genetic material was extracted under sterile conditions, potential contamination ...
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Identification of genes expressed during the compatible interaction of grapevine with Plasmopara viticola through suppression subtractive hybridization (SSH)
... P. viticola challenge were photosynthesis-related, namely chlorophyll a-b bind- ing protein, photosystem II polypeptide and the CP29 subunit of photosystem ...P. viticola is unknown, but Fung et ...
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Resistance to Plasmopara viticola in a grapevine segregating population is associated with stilbenoid accumulation and with specific host transcriptional responses
... Our data indirectly confirmed that trans-resveratrol and its glycosilated form trans-piceid are not per se very toxic against P. viticola, as previously demonstrated by direct assays (reviewed in Jeandet et al. ...
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Metabolomics and Transcriptomics: novel approaches to understand resistance in grape against Plasmopara viticola
... P. viticola, whereas some North American wild species have evolved host resistance (Munson ...P. viticola has a tendency to colonise both susceptible and resistant varieties, however not all varieties adopt ...
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The nucleotide sequence and genome organization of Plasmopara halstedii virus
... The virions were isometric and measured approxi- mately 37 nm in diameter. One polypeptide of ca. 36 kDa and two segments of ssRNA (3.0 and 1.6 kb) were detected. Comparison of a partial nucleotide sequence confirmed the ...
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Distribution and harmfulness of Plasmopara halstedii on sunflower in the Czech Republic
... During the six-year period (2007–2012) the presence of P. halstedii was confirmed at seven localities (i.e. Olomouc-Holice, Brno-Chrlice, Lednice, Podivín, Kroměříž, Čáslav, and Ledce), where host plants (H. annuus) with ...
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Impact of major gene resistance management for sunflower on fitness of Plasmopara halstedii (downy mildew) populations
... to Plasmopara halstedii on the aggressiveness data measurements carried out on the sunflower inbred lines "FU" and "BT" (4 replications per plot that correspond to 4 strains of pathotype ...
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