Chapter 1. Introduction -- chapter 2. Chemistry and cellular localization of polyamines -- chapter 3. Mechanisms of polyamines biosynthesis, their interconversion and degradation in fungi, in comparison with animal and plant cells -- chapter 4. Polyamine distribution in the fungal kingdom, as compared with other eukaryotic organisms -- chapter 5. Regulatory mechanisms of polyamine metabolism at the transcriptional, translational, and posttranslational levels in fungi and other organisms -- chapter 6. General functions of polyamines and their possible modes of action in fungi and other organisms -- chapter 7. The role of polyamines on cell differentiation and morphogenesis in fungi and other organisms -- chapter 8. Polyamine metabolism as a target