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Genomic sequence analysis of four new chrysanthemum virus B isolates: evidence of RNA recombination

IR@CSIR-IHBT

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Title Genomic sequence analysis of four new chrysanthemum virus B
isolates: evidence of RNA recombination
 
Creator Singh, L
Hallan, Vipin
Martin, D P
Raja, Ram
Zaidi , A A
 
Subject Plant sciences
Plant viruses
 
Description Chrysanthemums worldwide suffer from a high
incidence of infection with chrysanthemum virus B (CVB),
a member of the genus Carlavirus, family Betaflexiviridae.
Three major lineages or strains of this virus have been found
in India, but none have been characterized beyond the
genetic variation they display in their coat protein genes.
Here, we describe the analysis of four near-complete genome
sequences (from the three lineages) representing the genetic
diversity of these strains. Ranging in size from 8815 to 8855
nucleotides (excluding the polyA tail), these four isolates
have a genome organization very similar to that of the
recently reported Japanese isolate of CVB, with which they
share between 70 and 73% genome-wide sequence identity.
We present further evidence that recombination may feature
quite prominently in the evolution of CVB.
 
Date 2012
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://ihbt.csircentral.net/1218/1/23_Genomic.pdf
Singh, L and Hallan, Vipin and Martin, D P and Raja, Ram and Zaidi , A A (2012) Genomic sequence analysis of four new chrysanthemum virus B isolates: evidence of RNA recombination. Archives of Virology, 157. pp. 531-537.
 
Relation http://ihbt.csircentral.net/1218/