INFECTIOUS SUBSTRUCTURES OF E. COLI BACTERIOPHAGES. IV. THE NATURE OF INFECTIOUS UREA-T2 PARTICLES.
D001435:Bacteriophages; D002498:Centrifugation; D003090:Coliphages; D004583:Electrons; D004926:Escherichia coli; D007106:Immune Sera; D008853:Microscopy; D008854:Microscopy, Electron; D012106:Research; D014508:Urea
D007106:Immune Sera; D014508:Urea
CENTRIFUGATION; COLIPHAGES; EXPERIMENTAL LAB STUDY; IMMUNE SERUMS; MICROSCOPY, ELECTRON; UREA