Comb-like poly(l-cysteine) derivatives with different side groups: synthesis via photochemistry and click chemistry, multi-responsive nanostructures, triggered drug release and cytotoxicity

2015 ◽  
Vol 6 (38) ◽  
pp. 6857-6869 ◽  
Author(s):  
Xingjie Wu ◽  
Linzhu Zhou ◽  
Yue Su ◽  
Chang-Ming Dong

A series of comb-like graft polypeptides having different side groups and tunable grafting ratios were prepared by sequential photocleavage reactions and Michael-type thiol–ene addition, which provides a promising platform for on-demand nanomedicine and cancer therapy.

2015 ◽  
Vol 6 (21) ◽  
pp. 4030-4039 ◽  
Author(s):  
Gang Liu ◽  
Na Liu ◽  
Linzhu Zhou ◽  
Yue Su ◽  
Chang-Ming Dong

Near infrared light-responsive polypeptide copolymer upconversion composite nanoparticles exhibited controllable drug release and triggered cytotoxicity useful for on-demand drug delivery and cancer therapy.


2015 ◽  
Vol 3 (37) ◽  
pp. 7401-7407 ◽  
Author(s):  
Haibo Wang ◽  
Gongyan Liu ◽  
Shihua Dong ◽  
Junjie Xiong ◽  
Zongliang Du ◽  
...  

A multifunctional drug delivery system with AIE character was designed and constructed for simultaneous cellular imaging and pH-triggered drug release.


2019 ◽  
Vol 173 ◽  
pp. 788-797 ◽  
Author(s):  
Ting-Yu Tu ◽  
Shu-Jyuan Yang ◽  
Ming-Hsien Tsai ◽  
Chung-Hao Wang ◽  
Shin-Yu Lee ◽  
...  

2021 ◽  
Author(s):  
Linqi Duan ◽  
Ting Liu ◽  
Tianfeng Chen

Tumor cells can be selectively killed by the different tolerance of normal cells and tumor cells to temperature. However, the limited clinical application of PTT is mainly due to various...


Pharmaceutics ◽  
2019 ◽  
Vol 11 (2) ◽  
pp. 60 ◽  
Author(s):  
Ju Park ◽  
Hojun Seo ◽  
Da Kim ◽  
Ji Choi ◽  
Jin Son ◽  
...  

This paper introduces a new fibrous system for synergistic cancer therapy, which consists of gold nanocage (AuNC)-loaded poly(ε-caprolactone) (PCL) fibers with encapsulation of a chemotherapeutic anticancer drug in their core and loading of a phase-changeable fatty acid in their sheath. Under on–off switching of near-infrared (NIR) light irradiation, the excellent photothermal ability and photostability of AuNCs allows repeated, significant heating of the fibers to a temperature available to hyperthermia. Simultaneously, the NIR light-induced heat generation enables the melting out of the loaded fatty acid, leading to a rapid release of the drug molecules from the fibers. The combination of this NIR light-triggered drug release with the repeated hyperthermia treatment exhibits excellent anticancer efficacy.


2019 ◽  
Vol 7 (1) ◽  
pp. 429-441 ◽  
Author(s):  
Jian Deng ◽  
Fang Liu ◽  
Lina Wang ◽  
Yang An ◽  
Min Gao ◽  
...  

Triggered drug release from anti-tumor nanomedicine is an efficient approach to address the dilemma of systemic nanocarrier stability and on-demand drug liberation in tumor sites.


2018 ◽  
Vol 193 ◽  
pp. 153-162 ◽  
Author(s):  
Shuang Bai ◽  
Meili Hou ◽  
Xiaoxiao Shi ◽  
Jiucun Chen ◽  
Xiaoqian Ma ◽  
...  

Nanoscale ◽  
2018 ◽  
Vol 10 (30) ◽  
pp. 14554-14562 ◽  
Author(s):  
Yongjuan Li ◽  
Shixian Lv ◽  
Ziyuan Song ◽  
Juanjuan Dang ◽  
Xudong Li ◽  
...  

Stimuli-responsive nanomedicine (NM) with an on-demand drug release property has demonstrated promising utility toward cancer therapy.


2020 ◽  
Vol 27 (23) ◽  
pp. 3877-3887
Author(s):  
Xinyu He ◽  
Xianzhu Yang ◽  
Dongdong Li ◽  
Ziyang Cao

Red and NIR light-responsive polymeric nanocarriers capable of on-demand drug delivery have gained tremendous attention for their great potential in cancer therapy. Various strategies have been applied to fabricate such nanocarriers, and they have demonstrated significant therapeutic efficacy and minimal toxicity to normal tissues. Here, we will review the current developments in various red and NIR light-responsive polymeric nanocarriers with respect to their use in on-demand drug delivery, including facilitation of drug internalization and boosting of drug release at targeted sites. We summarize their components and design strategies, and highlight the mechanisms by which the photoactivatable variations enhance drug uptake and drug release. We attempt to provide new insights into the fabrication of red and NIR light-responsive polymeric nanocarriers for on-demand drug delivery.


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