title: Differentiation requires continuous regulation.
authors.affiliation: Department of Pharmacology, Stanford University School of Medicine, California 94305.
authors.forename: H M
authors.initials: HM
authors.lastname: Blau
authors.forename: D
authors.initials: D
authors.lastname: Baltimore
mesh_terms: D000818:Animals; D002454:Cell Differentiation / Q000235:genetics*; D004303:Dosage Compensation, Genetic; D005786:Gene Expression Regulation; D006801:Humans