PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34330026-4 2021 The mechanism of SPC activation by CuFeS2 was elucidated, which was discovered to be a multiple reactive oxygen species (multi-ROS) process with the coexistence of hydroxyl radical ( OH), carbonate radical (CO3 -), superoxide radical (O2 -), and singlet oxygen (1O2), as evidenced by quenching experiments and electron spin resonance (ESR) tests. carbonate radical 188-205 surfactant protein C Homo sapiens 17-20