1. Introduction 2. Bioactive compounds from bacteria and viruses 3. Advances in phycobiliproteins research: Innovations and commercialization 4. Cyanobacterial photoprotective compounds: Characterization and utilization in human welfare 5. Bionanotechnology of cyanobacterial bioactive compounds 6. Bioactive molecules from microalgae and constraints in commercialization 7. Strategies of overproduction of lipids and fine chemicals from commercially important microalgae 8. Biotechnological Exploitation of Macroalgae 9. Algal compounds to fight human diseases such as Alzheimer's dementia and cancer 10. Bioactive compounds and their future therapeutic applications 11. Novel Biotechnological Substances from Bryophytes 12. Biotechnological Substances in Lichens 13. Bioactive Compounds in Fungi 14. Novel Biotechnological Substances in Higher Plants 15. New perspectives of the Artemisia annua bioactive compounds as an affordable cure in treatment of malaria and cancer 16. Pesticidal efficacy of plant bioactive compounds: An overview 17. Marine Sponges: Source of Novel Biotechnological Substances 18. Biotechnological Compounds from Corals 19. Bioactive Compounds from Fish 20. Advances in extraction technologies-Isolation and purification of bioactive compounds from biological materials