tokens: O. novo-ulmi RNA-7 , previously believed to be a satellite like RNA , is shown to be a defective RNA , derived from OnuMV4-Ld RNA by multiple internal deletions .
folded_tokens: O. novo-ulmi rna-7 , previously believe to be a satellite like rna , be show to be a defective rna , derive from onumv4-ld rna by multiple internal deletion .