journal article·2024Open access

Near-infrared AIEgens for sulfatase imaging in breast cancer in vivo

Lingling Xu, Yu Deng, Hang Gao, Yuchen Yao, Xiaoyang Liu, Wenjun Zhan, Gaolin Liang, Xianbao Sun

Nanoscale· Volume 16· Issue 24

Abstract

Aggregation-induced emission luminogens (AIEgens) enable highly sensitive and in situ visualization of sulfatase to benefit the early diagnosis of breast cancer (BC), but current sulfatase AIEgens always emit visible light (<650 nm). Herein, a near-infrared (NIR) AIEgen QMT-SFA is developed for sulfatase imaging in vivo. Hydrophilic QMT-SFA is cleaved by sulfatase to yield hydrophobic QMT-OH, which subsequently aggregates into nanoparticles to turn the AIE fluorescence "on", enabling sensitive sulfatase imaging in 4T1 cells and mouse models.
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Research context

OpenAlex topics: Nanoplatforms for cancer theranostics · Optical Imaging and Spectroscopy Techniques · Spectroscopy Techniques in Biomedical and Chemical Research

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

State Key Laboratory of Digital Medical Engineering, School of Biological Science and Medical Engineering, Southeast University, Nanjing, Jiangsu 210096, China

State Key Laboratory of Analytical Chemistry for Life Science, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, Jiangsu 210023, China

Handan Norman Technology Co., Ltd, Guantao 057750, China

Funding

National Natural Science Foundation of China · China Postdoctoral Science Foundation

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