Multistage delivery of CDs-DOX/ICG-loaded liposome for highly penetration and effective chemo-photothermal combination therapy

Nanoparticles (NPs) have proven to be effective drug carriers in diagnosis and therapy of cancer. But, they faced a contradictory issue that NPs with large size appear weak tumor penetration, meanwhile small size resulted in poor tumor retention. Herein, we fabricated doxorubicin conjugated carbon d...

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Bibliographic Details
Main Authors: Xiao Xue (Author), Ting Fang (Author), Luyao Yin (Author), Jianqi Jiang (Author), Yunpeng He (Author), Yinghui Dai (Author), Dongkai Wang (Author)
Format: Book
Published: Taylor & Francis Group, 2018-01-01T00:00:00Z.
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042 |a dc 
100 1 0 |a Xiao Xue  |e author 
700 1 0 |a Ting Fang  |e author 
700 1 0 |a Luyao Yin  |e author 
700 1 0 |a Jianqi Jiang  |e author 
700 1 0 |a Yunpeng He  |e author 
700 1 0 |a Yinghui Dai  |e author 
700 1 0 |a Dongkai Wang  |e author 
245 0 0 |a Multistage delivery of CDs-DOX/ICG-loaded liposome for highly penetration and effective chemo-photothermal combination therapy 
260 |b Taylor & Francis Group,   |c 2018-01-01T00:00:00Z. 
500 |a 1071-7544 
500 |a 1521-0464 
500 |a 10.1080/10717544.2018.1482975 
520 |a Nanoparticles (NPs) have proven to be effective drug carriers in diagnosis and therapy of cancer. But, they faced a contradictory issue that NPs with large size appear weak tumor penetration, meanwhile small size resulted in poor tumor retention. Herein, we fabricated doxorubicin conjugated carbon dots (CDs-DOX) and indocyanine green (ICG)-loaded liposomes (ICG-LPs) named CDs-ICG-LPs using a modified reverse phase evaporation process, and with high incorporation in the aqueous core. The CDs-ICG-LPs exhibited good monodispersity, excellent fluorescence/size stability, and consistent spectra characteristics compared with free ICG or DOX. Moreover, the CDs-ICG-LPs showed higher temperature response, faster DOX release under laser irradiation. In the meantime, the fluorescence of DOX and ICG in CDs-ICG-LPs was also visualized for the process of subcellular location in vitro. In comparison with chemo or photothermal treatment alone, the combined treatment of CDs-ICG-LPs with laser irradiation synergistically induced the apoptosis and death of DOX-sensitive HepG2 cells. In vivo antitumor activities demonstrated CDs-ICG-LPs could reach higher antitumor activity compared with CDs-DOX and ICG-LPs for H22 tumor cells, and suppressed H22 tumor growth in vivo. Notably, no systemic toxicity occurrence was observed after repeated dose of CDs-ICG-LPs with laser irradiation. Hence, the well-defined CDs-ICG-LPs exhibited great potential in targeting cancer imaging and chemo-photothermal therapy. 
546 |a EN 
690 |a carbon dots 
690 |a doxorubicin 
690 |a indocyanine green 
690 |a liposome 
690 |a highly penetration 
690 |a chemo-photothermal 
690 |a Therapeutics. Pharmacology 
690 |a RM1-950 
655 7 |a article  |2 local 
786 0 |n Drug Delivery, Vol 25, Iss 1, Pp 1826-1839 (2018) 
787 0 |n http://dx.doi.org/10.1080/10717544.2018.1482975 
787 0 |n https://doaj.org/toc/1071-7544 
787 0 |n https://doaj.org/toc/1521-0464 
856 4 1 |u https://doaj.org/article/83cbbace86a5499f9a1be5f0591a1fb7  |z Connect to this object online.