title: Studies of DNA packaging into the heads of bacteriophage lambda.
mesh_terms: D000255:Adenosine Triphosphate; D003090:Coliphages / Q000648:ultrastructure*; D004279:DNA, Viral / Q000378:metabolism*; D008854:Microscopy, Electron; D009024:Morphogenesis; D009690:Nucleic Acid Conformation; D011700:Putrescine / Q000378:metabolism; D013095:Spermidine / Q000378:metabolism
chemical_list: D004279:DNA, Viral; D000255:Adenosine Triphosphate; D013095:Spermidine; D011700:Putrescine