Inner salt-shaped small molecular photosensitizer with extremely enhanced two-photon absorption for mitochondrial-targeted photodynamic therapy

作者: Wenbo Hu , Tingchao He , Rongcui Jiang , Jun Yin , Lin Li

DOI: 10.1039/C6CC09473B

关键词: Two-photon absorptionPhotosensitizerQuantum yieldAbsorption (electromagnetic radiation)Singlet oxygenBiophysicsChemistryMoleculeSmall moleculeNanotechnologyPhotodynamic therapy

摘要: Herein, we experimentally and theoretically demonstrate an unprecedentedly enhanced two-photon absorption in a small organic molecule by simple introduction of inner salt-shaped structure. Moreover, such also exhibits superior singlet oxygen quantum yield fascinating structure-inherent mitochondrial-targeting ability for highly efficient photodynamic therapy via mitochondrial apoptosis pathway.

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