1. Fundamentals of Photoelectrochemical bioanalysis 2. Signalling strategies of PEC bioanalysis 3. Polymer dots for photoelectrochemical bioanalysis 4. Photoelectrochemical DNA analysis 5. Photoelectrochemical immunoassay 6. Photoelectrochemical enzymatic sensing 7. Photoelectrochemical cell-related detection 8. Challenges and future of Photoelectrochemical bioanalysis 9. Transition of PEC analysis to Bioanalysis and its Potential Applications 10. Metal and Metal Oxide Nanoparticles for PEC Bioanalysis 11. Limitations of PEC Biosensors and Resolution Techniques 12. Optimization of Photoactive components of PEC Biosensors 13. Enhancement of Photophysical Properties and Performance of PEC Biosensors 14. Sensitivities and Safety Challenges concerning PEC Biosensors 15. Device Fabrication and Engineering Techniques of Biosensors for PEC Bioanalysis 16. Future and Commercialization Aspects of PEC Bioanalysis