1 Chromosome Structure and Function.- Summary.- 2 Chromosomal Anomalies as the Cause of Developmental Disorders.- 1. Numerical Changes.- 2. Structural Changes.- 3. Chromosome Anomalies in the Foetus.- 4. Chromosomal Mosaicism.- Summary.- 3 Mitotic Anomalies in Tumours and Boveris Theory.- Summary.- 4 Malignant Cell Populations and the Stemline Concept.- Summary.- 5 Chromosomal and Functional Differences in Malignant Cell Populations.- Summary.- 6 Primary Tumours in Animals.- 1. Spontaneous Primary Tumours.- 2. Induced Primary Tumours.- Summary.- 7 Chromosome Aneuploidy in Human Malignancies: Effusions.- Summary.- 8 Chromosome Aneuploidy in Human Malignancies: Solid Tumours.- Summary.- 9 Marker Chromosomes and the Clonal Evolution of Chromosome Aberrations.- Summary.- 10 Chromosomes in Precancerous Lesions and in Tumour Development.- Summary.- 11 Chromosomal Predisposition to Cancer.- Summary.- 12 Chromosomes and Viral Oncogenesis.- Summary.- 13 Chromosomes and the Treatment of Cancer.- Summary.- Conclusion.- References.Springer Book Archives