Fig. 3From: Norepinephrine transporter-derived homing peptides enable rapid endocytosis of drug delivery nanovehicles into neuroblastoma cellsSpectral characterization of homing peptides shows aggregation for GASNGINAYL(C) and α-helices for SLWERLAYGI(C). a FT-IR spectrum. b CD spectrum. c Raman spectrum in the range of 1800–200 cm−1. d Raman spectrum in the range of 3000–2400 cm−1Back to article page