Dr. Vinod K. Kannaujiya is a Post-Doctoral Fellow at the Centre of Biotechnology, University of Allahabad. He completed his Doctoral studies at the Centre of Advanced Study in Botany, Banaras Hindu University, Varanasi, India.Dr. Shanthy Sundaram is a Coordinator & Professor at the Centre for Biotechnology, University of Allahabad. She is a Doctorate of Philosophy (PhD) in Microbiology, Department of Microbiology, Barkatullah University, Bhopal, India.Dr. Rajeshwar P. Sinha is a Professor at the Laboratory of Photobiology and Molecular Microbiology, Centre of Advanced Study in Botany, Banaras Hindu University, Varanasi, India. He completed his Doctoral studies at the School of Biotechnology, Banaras Hindu University, Varanasi, India.

• 1.Introduction.- 2. Evolution of phycobiliproteins.- 3. Structural and functional significance.- 4.Gene manipulation and biosynthesis of phycobiliproteins.- 5. Stress response of phycobiliproteins.- 6. Advances in production technology.- 7. Advances and strategies of purification technology.- 8. Biotechnological applications.- 9. Role in therapeutic sciences.- 10. Future development and challenges.