title: Determination of DNA concentration by electron microscopy.
mesh_terms: D000818:Animals; D003090:Coliphages; D004247:DNA / Q000032:analysis*; D004279:DNA, Viral / Q000032:analysis; D004331:Drosophila melanogaster; D004587:Electrophoresis, Agar Gel; D008854:Microscopy, Electron / Q000379:methods; D009693:Nucleic Acid Hybridization
chemical_list: D004279:DNA, Viral; D004247:DNA