title: An improved method for the isolation of highly polymerized native deoxyribonucleic acid from certain protozoa.
mesh_terms: D000681:Amylases / Q000494:pharmacology; D002499:Centrifugation, Density Gradient; D003470:Culture Media; D004247:DNA / Q000032:analysis / Q000302:isolation & purification*; D004492:Edetic Acid / Q000494:pharmacology; D056890:Eukaryota / Q000032:analysis*; D005615:Freezing; D006003:Glycogen / Q000032:analysis; D008722:Methods; D008970:Molecular Weight; D009691:Nucleic Acid Denaturation; D010636:Phenols / Q000494:pharmacology; D011108:Polymers; D011506:Proteins / Q000032:analysis; D012260:Ribonucleases / Q000494:pharmacology; D012967:Sodium Dodecyl Sulfate / Q000494:pharmacology; D013053:Spectrophotometry; D013769:Tetrahymena pyriformis / Q000032:analysis; D014244:Trichomonas / Q000032:analysis; D014246:Trichomonas vaginalis / Q000032:analysis; D014318:Tritrichomonas / Q000032:analysis
chemical_list: D003470:Culture Media; D010636:Phenols; D011108:Polymers; D011506:Proteins; D012967:Sodium Dodecyl Sulfate; D006003:Glycogen; D004247:DNA; D004492:Edetic Acid; D012260:Ribonucleases; D000681:Amylases