DPV254 Figure 03

Avocado sun-blotch viroid

Electrophoresis of nucleic acids on 5% polyacrylamide gels under non-denaturing conditions. Partially purified nucleic acid extracts from (A) chrysanthemum with stunt viroid; (B) avocado with sunblotch viroid (low viroid concentration); (C) healthy avocado; (D) avocado with sunblotch viroid; (E) purified avocado sunblotch viroid (Palukaitis et al., 1979).