Fig. 6
From: Biocompatible Fluorescent Core-Shell Nanoconjugates Based on Chitosan/Bi2S3 Quantum Dots

Cell viability response of SAOS culture using the MTT assay of chitosan/Bi2S3 nanoconjugate (QD_CHI0.67_3.5) after 24 h of incubation. Inset: schematic representation of the interactions of nanoconjugates at the cell biointerface (not to scale). A two-column figure