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