Micellar spectrofluorimetric protocol for the innovative determination of HCV antiviral (daclatasvir) with enhanced sensitivity: Application to human plasma and stability study

Fluorescence spectra of DAC (1 μg ml−1): (a, a′) in aqueous system, ph 5.5 and (b, b′) in HTAB system, ph 5.5 where: (a, b) are the excitation spectra and (a′, b′) are the emission spectra and (d, d′) excitation and emission for blank.69