Multiple-length rings in preparations of phi-X174 replicative form.
D000890:Anti-Infective Agents; D003090:Coliphages; D004269:DNA, Bacterial / Q000378:metabolism; D004279:DNA, Viral / Q000378:metabolism; D008854:Microscopy, Electron; D014461:Ultracentrifugation; D014779:Virus Replication
D000890:Anti-Infective Agents; D004269:DNA, Bacterial; D004279:DNA, Viral