title: Methods and reagents.
authors.affiliation: National Cancer Institute, Frederick Cancer Research and Development Center, MD 21702-1201.
authors.forename: P N
authors.initials: PN
authors.lastname: Hengen
mesh_terms: D016477:Artifacts; D010582:Bacteriophage lambda / Q000235:genetics; D015139:Blotting, Southern; D004247:DNA / Q000032:analysis*; D004591:Electrophoresis, Polyacrylamide Gel; D015723:Gene Library; D009693:Nucleic Acid Hybridization / Q000379:methods
chemical_list: D004247:DNA