| association of an alphasatellite with tomato yellow leaf curl virus and ageratum yellow vein virus in japan is suggestive of a recent introduction. | samples were collected in 2011 from tomato plants exhibiting typical tomato leaf curl disease symptoms in the vicinity of komae, japan. pcr mediated amplification, cloning and sequencing of all begomovirus components from two plants from different fields showed the plants to be infected by tomato yellow leaf curl virus (tylcv) and ageratum yellow vein virus (ayvv). both viruses have previously been shown to be present in japan, although this is the first identification of ayvv on mainland japan; ... | 2014 | 24424499 |