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Comparison of Next Generation PDT to PDT.......




What makes a good
photosensitizer agent

Comparison of safety (LD10)

Non toxic

Amphyphylic

Selectivity

Rapid clearance time

Peaks of absorption

Depth of penetration

Singlet oxygen yield

Active with ambient light                 
 
Selectivity
 

 

Solubility










Rapid clearance time (in days)




 
Comparison of clearance times 

PhotoNexGen Hours 24-48
Photofrin  Days             30-90
Foscan Days


30

    



Depth of penetration






Peaks of absorption






Singlet oxygen yield