荧光团
荧光
罗丹明
背景(考古学)
双光子激发显微术
光化学
材料科学
光子
罗丹明B
显微镜
蓝光
激光器
光电子学
光学
化学
物理
光催化
催化作用
古生物学
生物
生物化学
作者
Rebekka Weber,Stephan Junek,Alexander Heckel
标识
DOI:10.1002/chem.202300997
摘要
Abstract Photoactivatable fluorophores (PAFs) are powerful tools for biological imaging applications because they provide spatiotemporal control of fluorescence distribution. Many of the existing PAFs can only be activated by UV irradiation. In our study, we present a blue light (1P) and NIR light (2P) activatable rhodamine fluorophore. Next to the description of the synthesis and the investigation of the photoreaction, we demonstrate the use of our PAF in the context of laser scanning microscopy. By immobilization of our PAF in a hydrogel, we were able to write and read spatially resolved illumination patterns with excellent contrast after both one‐photon and two‐photon excitation.
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