title: The isolation of high molecular weight DNA from whole organisms or large tissue masses.
mesh_terms: D000663:Amphibians; D000818:Animals; D001001:Anura; D004247:DNA / Q000302:isolation & purification*; D005069:Evaluation Studies as Topic; D006736:Horses; D008297:Male; D008970:Molecular Weight; D013737:Testis / Q000032:analysis
chemical_list: D004247:DNA