title: Satellite-induced viral symptom modulation in plants: a case of nested parasitic nucleic acids competing for genetic expression.
authors.affiliation: Microbiology and Plant Pathology Laboratory, US Dept of Agriculture, Beltsville, MD 20705.
authors.forename: J M
authors.initials: JM
authors.lastname: Kaper
mesh_terms: D015870:Gene Expression / Q000235:genetics*; D006378:Helper Viruses / Q000235:genetics / Q000472:pathogenicity; D009029:Mosaic Viruses / Q000235:genetics* / Q000472:pathogenicity; D009336:Necrosis; D012526:Satellite Viruses / Q000235:genetics* / Q000472:pathogenicity; D014779:Virus Replication / Q000235:genetics