1.
Chemistry
; 23(20): 4765-4769, 2017 Apr 06.
Artigo
em Inglês
| MEDLINE
| ID: mdl-28256754
RESUMO
Extracellular detection of endogeneous analytes (e.g., superoxide) can provide important insights into mechanisms of homeostasis and diseases, such as tumorigenesis. A ratiometric probe with a fluorescent reference and an analyte-specific switch-on dye was developed. Detection of ROS in the extracellular milieu was ensured by connecting the two fluorophores with a modular peptide-nucleic-acid-based linker. The ROS-sensing ability was assessed and validated in cell-free assays and in cell culture.