PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12637947-0 2003 Downregulation of neuronal cdk5/p35 in opioid addicts and opiate-treated rats: relation to neurofilament phosphorylation. Opiate Alkaloids 58-64 cyclin-dependent kinase 5 regulatory subunit 1 Rattus norvegicus 32-35