PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32296959-0 2020 DNA enzyme mediated ratiometric fluorescence assay for Pb(II) ion using magnetic nanosphere-loaded gold nanoparticles and CdSe/ZnS quantum dots. Zinc 127-130 submaxillary gland androgen regulated protein 3B Homo sapiens 55-61