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Therapeutic Applications of Functionalized Conjugated Polyelectrolytes

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Functionalized Conjugated Polyelectrolytes

Part of the book series: SpringerBriefs in Molecular Science ((BRIEFSMOLECULAR))

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Abstract

Conjugated polyelectrolytes can be induced to generate reactive oxygen species upon light illumination, which act as photosensitizers in photodynamic therapy to damage pathogenic microorganisms and cancer cells. In this chapter, the light-activated biocidal activities of PPE derivatives are presented where PPE derivatives act as photosensitizers. A multifunctional cationic PPV 3 for simultaneously accomplishing selective recognition, imaging, and killing of bacteria over mammalian cells has been reported. Moreover, energy transfer systems have been illustrated to enhance light-activated antibacterial activity. CPEs are also exploited to function concurrently as an anticancer agent and an imaging reporter, and furthermore the anticancer specificity can be achieved through delicate molecular design. CPE-drug conjugates have been constructed for intracellular molecule-targeted binding and inactivation of protein for growth inhibition of cancer cells. Bioluminescence has been employed to replace light source in PDT through bioluminescence resonance energy transfer to conjugated polyelectrolytes, which opens a new therapy modality to tumor and pathogen infections.

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Correspondence to Shu Wang .

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Wang, S., Lv, F. (2013). Therapeutic Applications of Functionalized Conjugated Polyelectrolytes. In: Functionalized Conjugated Polyelectrolytes. SpringerBriefs in Molecular Science. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-40540-2_6

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