McKenna, I M Heterozygous inactivation of TGF-beta1 increases the susceptibility to chemically induced mouse lung tumorigenesis independently of mutational activation of K-ras. [electronic resource] - Toxicology letters Sep 2001 - 151-8 p. digital Publication Type: Journal Article ISSN: 0378-4274 Standard No.: 10.1016/s0378-4274(01)00393-9 doi Subjects--Topical Terms: Adenoma--chemically inducedAnimalsCarcinogenicity TestsCarcinogens--administration & dosageCarcinoma--chemically inducedCrosses, GeneticDNA Mutational AnalysisDNA, Neoplasm--chemistryFemaleGenes, ras--drug effectsGenetic Predisposition to DiseaseGenotypeHeterozygoteLung Neoplasms--chemically inducedMaleMiceMice, Inbred C57BLMice, Inbred StrainsMutagenicity TestsMutationPolymerase Chain ReactionPolymorphism, Single-Stranded ConformationalTransforming Growth Factor beta--deficiencyTransforming Growth Factor beta1Urethane--administration & dosage