title: [In vitro packaging of phage DNA--a new method for detection of biologically active DNA (author's transl)].
mesh_terms: D003090:Coliphages / Q000235:genetics*; D004279:DNA, Viral / Q000302:isolation & purification*; D004926:Escherichia coli / Q000235:genetics; D008722:Methods; D014162:Transfection
chemical_list: D004279:DNA, Viral