Noninvasive theranostic imaging of HSV-TK/GCV suicide gene therapy in liver cancer by folate-targeted quantum dot-based liposomes

被引:53
作者
Shao, Dan [1 ]
Li, Jing [1 ]
Pan, Yue [1 ]
Zhang, Xin [1 ]
Zheng, Xiao [1 ]
Wang, Zheng [1 ]
Zhang, Ming [1 ]
Zhang, Hong [2 ]
Chen, Li [1 ,3 ]
机构
[1] Jilin Univ, Coll Basic Med Sci, Nanomed Engn Lab Jilin Prov, Dept Pharmacol, Changchun 130021, Peoples R China
[2] Univ Amsterdam, Vant Hoff Inst Mol Sci, NL-1098 XH Amsterdam, Netherlands
[3] Jilin Univ, Sch Nursing, Changchun 130021, Peoples R China
基金
中国国家自然科学基金;
关键词
HUMAN HEPATOCELLULAR-CARCINOMA; THYMIDINE KINASE; IN-VIVO; CATIONIC LIPOSOMES; IMMUNE-RESPONSES; DELIVERY-SYSTEM; OVARIAN-CANCER; PLASMID DNA; CELLS; NANOMEDICINE;
D O I
10.1039/c5bm00077g
中图分类号
TB3 [工程材料学]; R318.08 [生物材料学];
学科分类号
0805 ; 080501 ; 080502 ;
摘要
Theranostics is emerging as a popular strategy for cancer therapy; thanks to the development of nano-technology. In this work, we have combined an HSV-TK/GCV suicide gene system and near-infrared quantum dots, as the former is quite effective in liver cancer treatment and the latter facilitates tumor imaging. A folate-modified theranostic liposome (FL/QD-TK) was developed, which is composed of an HSV-TK suicide gene covalently coupling with near-infrared fluorescent CdSeTe/ZnS core/shell quantum dots. The liver cancer-targeting and biosafety of FL/QD-TK were studied in vitro and in vivo. FL/QD-TK exhibited highly specific tumor imaging and strong inhibition of the folate receptor-overexpressed Bel-7402 mouse xenografts without systematic toxicity. This study may shed light on gene delivery and targeted cancer therapy.
引用
收藏
页码:833 / 841
页数:9
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