| siegesbeckia yellow vein virus is a distinct begomovirus associated with a satellite dna molecule. | leaf samples of siegesbeckia glabrescens showing yellow vein, enation, and stunting symptoms were collected in guangdong province, china. a specific 500-bp product was consistently detected in total dna extracts, amplified with universal primers specific for members of the genus begomovirus. comparison of partial dna sequences revealed that these virus isolates were identical, and therefore isolates gd13, gd24 and gd27 were selected for further sequence analysis. the complete nucleotide sequence ... | 2007 | 17187292 |