Molecular autoradiography:  the beta-ray counting from single virus particles and DNA molecules in nuclear emulsions.
D001345:Autoradiography; D004247:DNA / Q000032:analysis*; D004655:Emulsions; D011827:Radiation; D014771:Virion; D014780:Viruses
D004655:Emulsions; D004247:DNA
DESOXYRIBONUCLEIC ACID/determination; RADIATIONS; RADIOAUTOGRAPHY; VIRUSES