A structured viroid RNA serves as a substrate for dicer-like cleavage to produce biologically active small RNAs but is resistant to RNA-induced silencing complex-mediated degradation.

结构化的类病毒RNA可作为Dicer样切割的底物，产生具有生物活性的小RNA，但对RNA诱导的沉默复合物介导的降解具有抵抗力