title: Electron microscope observations on lambda bacteriophage ultrastructure.
mesh_terms: D002499:Centrifugation, Density Gradient; D003090:Coliphages / Q000254:growth & development / Q000302:isolation & purification; D004279:DNA, Viral; D003673:Defective Viruses; D004926:Escherichia coli; D008854:Microscopy, Electron; D008954:Models, Biological; D009698:Nucleoproteins; D010772:Phosphotungstic Acid; D013194:Staining and Labeling; D014466:Ultraviolet Rays; D014764:Viral Proteins
chemical_list: D004279:DNA, Viral; D009698:Nucleoproteins; D014764:Viral Proteins; D010772:Phosphotungstic Acid