Genetic structure and population variation of satellite DNAβ associated with Tomato yellow leaf curl China virus in Nicotiana glutinosa The antagonistic interactions between two monopartite begomoviruses associated satellite molecules: Tobacco curly shoot virus and Tomato yellow leaf curl China virus Genomic characterization of Tomato yellow leaf curl China virus infecting pro-cessing tomato in Xinjiang Efficiency for Gene Silencing Induction in Nicotiana Species by a Viral Satellite DNA Vector The More Severe Tomato Yellow Leaf Curl Disease is Caused by Co-infection of PaLCuCNV and TYLCCNV The More Severe Tomato Yellow Leaf Curl Disease is Caused by Co-infection of PaLCuCNV and TYLCCNV