title: Occurrence of mixed forms of intracisternal virus-like particles in somatic hybrid cells.
mesh_terms: D002460:Cell Line; D004721:Endoplasmic Reticulum / Q000382:microbiology*; D006822:Hybrid Cells / Q000382:microbiology* / Q000648:ultrastructure; D014780:Viruses / Q000648:ultrastructure*