title: Double minutes in a cell line from mouse fibroblasts grown under nonselective conditions. Suppression of a double minute-free sideline by in vivo environment.
mesh_terms: D000818:Animals; D002460:Cell Line; D002471:Cell Transformation, Neoplastic; D002869:Chromosome Aberrations; D002875:Chromosomes / Q000648:ultrastructure; D051379:Mice; D014411:Neoplastic Stem Cells / Q000648:ultrastructure