supported by the Basic Science Research Program through the National Research Foundation of Korea(NRF)funded by the Korea government(2021R1F1A1063023);by the Ministry of Education(RS-2023-00270936).
Background:Chitosan oligosaccharide(COS)is the major degradation product of chitosan by enzymatic processes.COS,with complete water solubility,exerts significant biological effects,including anti-cancer activity.We in...