http://vital.seals.ac.za:8080/vital/access/manager/Index en-us 5 Photophysical studies of Zinc phthalocyanine-silica nanoparticles conjugates http://vital.seals.ac.za:8080/vital/access/manager/Repository/vital:4537 Wed 12 May 2021 17:56:16 SAST ]]> Physicochemical properties and photodynamic therapy activities of indium and zinc phthalocyanine-nanoparticle conjugates http://vital.seals.ac.za:8080/vital/access/manager/Repository/vital:30589 50Îll viability at concentrations≤ 160μg/mL, however the conjugates showed<50% cell viabilityatconcentrations≤ 160μg/mLprobably due to the enhanced singlet oxygen quantum yield. The findings from this work show the importance of linking photosensitises such as phthalocyanines to metal nanoparticles for the enhancement ofsinglet oxygen quantum yield and ultimately the photodynamic effect.]]> Thu 13 May 2021 08:10:17 SAST ]]>