化学
赫拉
荧光
香豆素
脂滴
生物相容性
纳米技术
跟踪(教育)
细胞内
生物物理学
分辨率(逻辑)
生物化学
细胞
光学
有机化学
物理
人工智能
生物
材料科学
计算机科学
教育学
心理学
作者
Haibo Xu,Huihui Zhang,Gang Liu,Lin Kong,Xiaojiao Zhu,Xiaohe Tian,Zhongping Zhang,Ruilong Zhang,Zhichao Wu,Yupeng Tian,Hongping Zhou
标识
DOI:10.1021/acs.analchem.8b04079
摘要
Visualizing and dynamic tracking lipid droplets (LDs) are of great importance to biological research. Herein, two-photon absorption fluorescent small bioprobes based on lipophilic coumarin were developed, which exhibited high selectivity toward LDs in HeLa cells. Because of good biocompatibility and excellent photostability, the probes were applied to realize specific super-resolution visualization of the intracellular LDs in HeLa cells, offering us the quantitative results of the amount and diameters of LDs as well. Furthermore, the bioprobes were capable of monitoring the movements of the LDs in real time. We believe that bioprobes would provide new avenues to designing bioimaging and biological diagnosis.
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