Fig. 1From: Chiral polymer modified nanoparticles selectively induce autophagy of cancer cells for tumor ablationCharacterizations of l-PAV-AuNPs, d-PAV-AuNPs l/d-PAV-AuNPs. a Schematic illustration of the synthesis of poly (acryloyl-l, d and racemic valine) (l-PAV-AuNPs, d-PAV-AuNPs l/d-PAV-AuNPs) and their conjugation to the AuNP surface. b Preventative TEM images of PAV-AuNPs. c UV–Vis-NIR spectra of PAV-AuNPs in PBS. d The curves of the size distribution by in intensity of PAV-AuNPs. e Circular dichroism (CD) spectra of PAV-AuNPsBack to article page