Article
CEVd-induced symptom modification as a response to a host-specific temperature-sensitive reaction.
Virology - 1 Feb 2001
Skoric D, Conerly M, Szychowski J A, Semancik J S
Abstract excerpt
Natural selection of two new variants of citrus exocortis viroid (CEVd) was detected by observing tissues displaying both severe and mild symptoms from a single Gynura aurantiaca. The variants CEVd-S (severe) and CEVd-M (mild), differing by only five nucleotides confined to the pathogenic (P) domain, remained stable when propagated by rooted cuttings or from successive plants inoculated with tissue extracts or...
Topics
- Asteraceae
- Base Sequence
- Citrus
- Genetic Variation
- Molecular Sequence Data
- Plant Diseases
- RNA, Viral
- Temperature
- Viroids
