Definition of fluorescein in English:
fluorescein
noun ˈflʊərəsiːnˈflɔːrəsiːnˈflɔːrəsɪnˈflʊərəsɪn
mass nounChemistry An orange dye with a yellowish-green fluorescence, used as an indicator and tracer.
A derivative of resorcinol and phthalic anhydride; chemical formula: C₂₀H₁₂O₅
Example sentencesExamples
- Quinine bisulfate was used as the standard for the bisbenzimide dyes, for PIH and ethidium bromide the standard used was rhodamine 101 and fluorescein was used for the cyanine dyes.
- Rhodamine and fluorescein signals were observed using a fluorescence microscope with the appropriate filters.
- To this purpose we have considered four dyes, namely: indo - 1, rhodamine 6G, fluorescein, and pyrene.
- Anole splenocytes were phagocytically active and produced copious amounts of nitric oxide following exposure to fluorescein labeled E. coli bioparticles.
- A generation - 5 dendrimer platform with fluorescein, folic acid, and methotrexate on its surface may be better at killing tumor cells in vitro than a free drug.
Origin
Late 19th century: from fluorescence + -in1.