PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 35225464-7 2022 Moreover, qPCR data revealed that the expression levels of the leptin and leptin receptor was considerably reduced with increasing concentrations of drug-encapsulated magnetic NPs, especially Met/Sil-encapsulated PLGA/PEG/ Fe3O4 NPs. ferryl iron 223-228 leptin Homo sapiens 63-69