Genetic Origins of Tumor Cells

1. Stable phenotypic expressions of transformed and tumor cells.- 2. On the correlation between mutagenicity and carcinogenicity.- 3. DNA repair and its relationship to the origins of human cancer.- 4. RNA tumour viruses: interesting interactions with the host genome.- 5. Structure and functions of adenovirus 5 transformation genes.- 6. Plant tumours caused by bacterial plasmids: crown gall.- 7. Histocompatibility genes and neoplasia.