title: The relation of poly(A) length to specific infectivity of viral RNA: a comparison of different types of foot-and-mouth disease virus.
mesh_terms: D005537:Aphthovirus / Q000254:growth & development; D002460:Cell Line; D005069:Evaluation Studies as Topic; D011061:Poly A / Q000502:physiology*; D012367:RNA, Viral / Q000032:analysis / Q000502:physiology*; D010948:Viral Plaque Assay
chemical_list: D012367:RNA, Viral; D011061:Poly A