2019
DOI: 10.1002/asia.201901315
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Simple Aggregation‐Induced Emission‐Based Multifunctional Fluorescent Dots for Cancer Therapy In Vitro

Abstract: Multifunctional nanoparticles were simply synthesized by mixing a TICT+AIE featured molecule (TPAPP‐CHO) with PBS solution. The fluorescent (FL) dots entered the cells via energy‐related endocytosis and were located in lysosome emitting green FL. This indicated that the nanoparticles were dissociated in the lysosome. Moreover, the synthesized nanoparticles (NPs) demonstrate potent cytotoxicity against human U87 glioblastoma cells by inducing cell apoptosis via triggering intracellular ROS overproduction.

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Cited by 2 publications
(5 citation statements)
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“…Except for monitoring apoptosis, AIEgens can also serve as apoptosis inducers based on two mechanisms. , One is phototoxicity based on excessive cytotoxic ROS generated by AIEgens as photosensitizers (PSs) under light irradiation, and another is dark toxicity that can produce cytotoxicity without the participation of light.…”
Section: Apoptosismentioning
confidence: 99%
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“…Except for monitoring apoptosis, AIEgens can also serve as apoptosis inducers based on two mechanisms. , One is phototoxicity based on excessive cytotoxic ROS generated by AIEgens as photosensitizers (PSs) under light irradiation, and another is dark toxicity that can produce cytotoxicity without the participation of light.…”
Section: Apoptosismentioning
confidence: 99%
“…Another example of apoptosis was caused by the dark toxicity of AIEgens. An AIEgen called TPAPP-CHO formed nanoparticles (NPs) that could target lysosomes . In cytotoxicity assays, half-maximal inhibitory concentration (IC 50 ) value is a quantitative measure that indicates the effectiveness of a compound in inhibiting biological or biochemical function.…”
Section: Apoptosismentioning
confidence: 99%
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“…N-B-GQDs exhibit few side effects, favorable second NIR window imaging and effective transfer of NIR light to heat, resulting in possible biomedical applications of these QDs in phototherapy [ 192 ]. Fluorescent dots were found to dissociate within lysosomes after endocytic uptake and activate cellular apoptosis, triggering a cytotoxic effect in U-87 MG GBM cells [ 195 ]. Similarly, CNDQs were observed to distribute to lysosomes 6 h after incubation and also selectively target pediatric GBM cells, without affecting normal human embryonic kidney (HEK293) cells after conjugation with transferrin protein [ 196 , 197 , 198 ].…”
Section: Metal-based Nanoparticlesmentioning
confidence: 99%