PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32455220-7 2020 In addition, the adsorption capacity of different metal ions follows the order Ag+ < Cd2+ < Cu2+ < Pb2+ < Fe3+, indicating that the PPy/GO composite electrode has stronger adsorption capacity for the added state, and the adsorption capacity for ions with the same valence state decreases with the increase in ion hydration radius. Metals 50-55 CD2 molecule Homo sapiens 85-88