A new chitosan-thymine conjugate: Synthesis, characterization and biological activity

► Synthesis and characterization of novel chitosan-thymine conjugate. ► Amide bond was confirmed by FTIR and 1H NMR. ► Positive antimicrobial activity. ► Inhibited (p <0.05) the proliferation of human liver cancer cells (HepG2) and had no cellular toxicity. ► Biomedical applications.