photodynamic therapy human 8 Humans 7 Article 5 Photodynamic therapy 5 chemistry 4 procedures 4 Antineoplastic Agents 3 Neoplasms 3 Photochemotherapy 3 antineoplastic agent 3 curcumin 3 male 3 nanoparticle 3 neoplasm 3 nonhuman 3 photochemotherapy 3 photosensitizing agent 3 Analysis method 2 Apoptosis 2 Click Chemistry 2 Coloring Agents 2 Combined Modality Therapy 2 Diagnosis 2 Exposure-time 2 Fiber lasers 2 Fluorescence imaging 2 Fluorescence method 2 Fluorophores 2 Laser produced plasmas 2