Plant viruses cause considerable economic losses and are a threat for sustainable
agriculture. The frequent emergence of new viral diseases is mainly due to international …

RNA-RNA recombination is one of the strongest forces shaping the genomes of plant RNA
viruses. The detection of recombination is a challenging task that prompted the development …

Amongst the Closteroviridae, Citrus tristeza virus (CTV) is almost unique in possessing a
number of distinct and characterized strains, isolates of which produce a wide range of …

RNA viruses have a great potential for genetic variation, rapid evolution and adaptation.
Characterization of the genetic variation of viral populations provides relevant information on …

Virus diseases of perennial trees and vines have characteristics not amenable to study
using small model annual plants. Unique disease symptoms such as graft incompatibilities …

Citrus tristeza virus (CTV) causes two citrus diseases that have caused devastating losses in
global citrus production. The first disease is quick decline of trees propagated on the sour …

Recent studies in plant virus evolution are revealing that genetic structure and behavior of
virus and viroid populations can explain important pathogenic properties of these agents …

Citrus tristeza virus (CTV), a member of the aphid-transmitted closterovirus group, is the
causal agent of the notorious tristeza disease in several citrus species worldwide. The …

The economically important rootstock species Poncirus trifoliata is resistant to most isolates
of Citrus tristeza virus (CTV), but not to members of the CTV resistance-breaking (RB) strain …

Citrus tristeza virus (CTV), the causal agent of the most devastating viral disease of citrus,
has evolved three silencing suppressor proteins acting at intra‐(p23 and p20) and/or …