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The interaction between plant viroid-induced symptoms and RNA silencing

Publikation: Kapitel i bok/rapport/konferenshandlingBokkapitelForskningPeer review

Sammanfattning

A large body of evidence has lead to the suggestive proposal of a potential interplay between viroid-induced pathogenesis and RNA silencing regulatory mechanisms. A variety of techniques have been used to examine this interaction. This chapter outlines the use of a green fluorescent protein (GFP) sensor, containing viroid-specific sequence targets to study this phenomenon. In addition, a symptomatic transgenic line of Nicotiana benthamiana that expresses and processes Hop stunt viroid (HSVd) is used as stocks in grafting assays with the rdr6i-Nb lines, in which the RNA-dependent RNA polymerase 6 (NbRDR6) is constitutively silenced. The combination of the use of a viroid-specific GFP-sensor, the grafting assays with plants silenced for the RDR6 and the analysis of siRNAs allows to address how to monitor viroid-specific RNA silencing and how to associate this regulatory pathway with symptom expression.
OriginalspråkEngelska
Titel på värdpublikationAntiviral Resistance in Plants : methods and protocols
FörlagHumana Press, Totowa, NJ
Sidor323-343
Antal sidor21
ISBN (elektroniskt)978-1-61779-882-5
ISBN (tryckt)978-1-61779-881-8
DOI
StatusPublicerad - 2012
Externt publiceradJa

Publikationsserier

SerieMethods in Molecular Biology
Volym894
ISSN1064-3745

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