title: [Importance of strain maintenance in experimental animals].
mesh_terms: D000818:Animals; D000830:Animals, Laboratory; D012831:Bombyx / Q000235:genetics; D005804:Genes, Lethal; D005818:Genetic Engineering; D006579:Heterozygote; D009154:Mutation; D012730:Sex Chromosomes; D014178:Translocation, Genetic