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Fluorescent dyes
Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation. It is a form of luminescence. In most cases, the emitted light has a longer wavelength,
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reactive dye for the labeling of amino-groups in peptides, proteins, and oligonucleotides,标记抗体、标记蛋白、标记多肽、标记小分子、标记核酸、标记高分子
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JC-1,Di-8-ANEPPS,NeurotransRed,TMA-DPH,O-(4-硝基苯基磷酰基)胆碱,Dio,Dil,花青,部花青等用于监测膜电位和细胞示踪的染料。
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相较于可见光区和近红外一区荧光,近红外二区(NIR-II,1000-1700 nm)荧光在机体的散射和组织吸收变少,此波段的生物自荧光效应极低,在体内成像中展现出更深的组织穿透深度和更高的空间分辨率等优势,NIR-II荧光成像技术已成为生物医学研究的热点方向,西安瑞禧生物可以提供一些带活性基团的NIR-II染料,易于标记生物分子。
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