title: Electron microscopic analysis of T7 deoxyribonucleic acid synthesized in vitro.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D003090:Coliphages / Q000378:metabolism*; D004261:DNA Replication; D004267:DNA Viruses / Q000378:metabolism; D004279:DNA, Viral / Q000096:biosynthesis*; D008854:Microscopy, Electron; D010761:Phosphorus Radioisotopes; D014316:Tritium
chemical_list: D004279:DNA, Viral; D010761:Phosphorus Radioisotopes; D014316:Tritium